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drwxr-xr-x
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drwxr-xr-x
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i386
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drwxr-xr-x
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x86_64
[ DIR ]
drwxr-xr-x
atomic.stp
1.53
KB
-rw-r--r--
aux_syscalls.stp
143.78
KB
-rw-r--r--
context-caller.stp
3.07
KB
-rw-r--r--
context-envvar.stp
1.72
KB
-rw-r--r--
context-symbols.stp
11.99
KB
-rw-r--r--
context-unwind.stp
2.81
KB
-rw-r--r--
context.stp
18.57
KB
-rw-r--r--
context.stpm
125
B
-rw-r--r--
conversions-guru.stp
5.74
KB
-rw-r--r--
conversions.stp
15.34
KB
-rw-r--r--
ctime.stp
5.54
KB
-rw-r--r--
dentry.stp
10.11
KB
-rw-r--r--
dev.stp
1.9
KB
-rw-r--r--
endian.stp
602
B
-rw-r--r--
guru-delay.stp
1.2
KB
-rw-r--r--
guru-signal.stp
1.07
KB
-rw-r--r--
inet.stp
1.42
KB
-rw-r--r--
inet.stpm
383
B
-rw-r--r--
inet_sock.stp
1.25
KB
-rw-r--r--
ioblock.stp
15.04
KB
-rw-r--r--
ioscheduler.stp
11.89
KB
-rw-r--r--
ip.stp
5.35
KB
-rw-r--r--
ipmib-filter-default.stp
965
B
-rw-r--r--
ipmib.stp
12.68
KB
-rw-r--r--
irq.stp
5
KB
-rw-r--r--
json.stp
8.98
KB
-rw-r--r--
json.stpm
6.11
KB
-rw-r--r--
kprocess.stp
4.4
KB
-rw-r--r--
kretprobe.stp
2.1
KB
-rw-r--r--
linuxmib-filter-default.stp
876
B
-rw-r--r--
linuxmib.stp
3.63
KB
-rw-r--r--
loadavg.stp
1.95
KB
-rw-r--r--
logging.stp
2.12
KB
-rw-r--r--
memory.stp
18.74
KB
-rw-r--r--
netfilter.stp
35.49
KB
-rw-r--r--
networking.stp
9.37
KB
-rw-r--r--
nfs.stp
38.06
KB
-rw-r--r--
nfs_proc.stp
55.46
KB
-rw-r--r--
nfs_proc.stpm
1.18
KB
-rw-r--r--
nfsd.stp
46.27
KB
-rw-r--r--
nfsderrno.stp
11.7
KB
-rw-r--r--
panic.stp
1.07
KB
-rw-r--r--
perf.stp
5.16
KB
-rw-r--r--
proc_mem.stp
12.05
KB
-rw-r--r--
pstrace.stp
773
B
-rw-r--r--
rcu.stp
928
B
-rw-r--r--
rlimit.stp
1.35
KB
-rw-r--r--
rpc.stp
37.67
KB
-rw-r--r--
scheduler.stp
11.36
KB
-rw-r--r--
scsi.stp
9.47
KB
-rw-r--r--
signal.stp
28.69
KB
-rw-r--r--
socket.stp
34.2
KB
-rw-r--r--
sysc_accept.stp
7.32
KB
-rw-r--r--
sysc_accept4.stp
7.24
KB
-rw-r--r--
sysc_access.stp
2.45
KB
-rw-r--r--
sysc_acct.stp
2.18
KB
-rw-r--r--
sysc_add_key.stp
2.91
KB
-rw-r--r--
sysc_adjtimex.stp
5.28
KB
-rw-r--r--
sysc_alarm.stp
2.52
KB
-rw-r--r--
sysc_bdflush.stp
2.75
KB
-rw-r--r--
sysc_bind.stp
6.43
KB
-rw-r--r--
sysc_bpf.stp
2.33
KB
-rw-r--r--
sysc_brk.stp
2.33
KB
-rw-r--r--
sysc_capget.stp
2.71
KB
-rw-r--r--
sysc_capset.stp
2.71
KB
-rw-r--r--
sysc_chdir.stp
2.23
KB
-rw-r--r--
sysc_chmod.stp
2.51
KB
-rw-r--r--
sysc_chown.stp
3.27
KB
-rw-r--r--
sysc_chown16.stp
2.61
KB
-rw-r--r--
sysc_chroot.stp
2.29
KB
-rw-r--r--
sysc_clock_adjtime.stp
4.72
KB
-rw-r--r--
sysc_clock_getres.stp
3.82
KB
-rw-r--r--
sysc_clock_gettime.stp
3.62
KB
-rw-r--r--
sysc_clock_nanosleep.stp
7.25
KB
-rw-r--r--
sysc_clock_settime.stp
5.02
KB
-rw-r--r--
sysc_clone.stp
6.19
KB
-rw-r--r--
sysc_close.stp
2.47
KB
-rw-r--r--
sysc_connect.stp
6.82
KB
-rw-r--r--
sysc_copy_file_range.stp
3.15
KB
-rw-r--r--
sysc_creat.stp
2.28
KB
-rw-r--r--
sysc_delete_module.stp
2.87
KB
-rw-r--r--
sysc_dup.stp
2.09
KB
-rw-r--r--
sysc_dup2.stp
2.63
KB
-rw-r--r--
sysc_dup3.stp
2.66
KB
-rw-r--r--
sysc_epoll_create.stp
5.29
KB
-rw-r--r--
sysc_epoll_ctl.stp
3.5
KB
-rw-r--r--
sysc_epoll_pwait.stp
3.49
KB
-rw-r--r--
sysc_epoll_wait.stp
4.33
KB
-rw-r--r--
sysc_eventfd.stp
4.86
KB
-rw-r--r--
sysc_execve.stp
6.11
KB
-rw-r--r--
sysc_execveat.stp
6.78
KB
-rw-r--r--
sysc_exit.stp
1.54
KB
-rw-r--r--
sysc_exit_group.stp
1.66
KB
-rw-r--r--
sysc_faccessat.stp
3.2
KB
-rw-r--r--
sysc_fadvise64.stp
7.43
KB
-rw-r--r--
sysc_fallocate.stp
3.29
KB
-rw-r--r--
sysc_fanotify_init.stp
3.02
KB
-rw-r--r--
sysc_fanotify_mark.stp
5.75
KB
-rw-r--r--
sysc_fchdir.stp
2.23
KB
-rw-r--r--
sysc_fchmod.stp
2.52
KB
-rw-r--r--
sysc_fchmodat.stp
3.2
KB
-rw-r--r--
sysc_fchown.stp
3.28
KB
-rw-r--r--
sysc_fchown16.stp
2.59
KB
-rw-r--r--
sysc_fchownat.stp
3.24
KB
-rw-r--r--
sysc_fcntl.stp
4.37
KB
-rw-r--r--
sysc_fdatasync.stp
2.39
KB
-rw-r--r--
sysc_fgetxattr.stp
2.94
KB
-rw-r--r--
sysc_finit_module.stp
2.86
KB
-rw-r--r--
sysc_flistxattr.stp
2.61
KB
-rw-r--r--
sysc_flock.stp
2.28
KB
-rw-r--r--
sysc_fork.stp
2.53
KB
-rw-r--r--
sysc_fremovexattr.stp
2.73
KB
-rw-r--r--
sysc_fsetxattr.stp
3.34
KB
-rw-r--r--
sysc_fstat.stp
5.76
KB
-rw-r--r--
sysc_fstatat.stp
5.21
KB
-rw-r--r--
sysc_fstatfs.stp
2.94
KB
-rw-r--r--
sysc_fstatfs64.stp
2.86
KB
-rw-r--r--
sysc_fsync.stp
2.18
KB
-rw-r--r--
sysc_ftruncate.stp
5.54
KB
-rw-r--r--
sysc_futex.stp
5.11
KB
-rw-r--r--
sysc_futimesat.stp
5.91
KB
-rw-r--r--
sysc_get_mempolicy.stp
4.1
KB
-rw-r--r--
sysc_get_robust_list.stp
4.12
KB
-rw-r--r--
sysc_getcpu.stp
2.63
KB
-rw-r--r--
sysc_getcwd.stp
2.43
KB
-rw-r--r--
sysc_getdents.stp
5.18
KB
-rw-r--r--
sysc_getegid.stp
3.46
KB
-rw-r--r--
sysc_geteuid.stp
3.4
KB
-rw-r--r--
sysc_getgid.stp
3.32
KB
-rw-r--r--
sysc_getgroups.stp
3.91
KB
-rw-r--r--
sysc_gethostname.stp
1.22
KB
-rw-r--r--
sysc_getitimer.stp
4.87
KB
-rw-r--r--
sysc_getpeername.stp
7.01
KB
-rw-r--r--
sysc_getpgid.stp
2.6
KB
-rw-r--r--
sysc_getpgrp.stp
2.04
KB
-rw-r--r--
sysc_getpid.stp
1.98
KB
-rw-r--r--
sysc_getppid.stp
2.06
KB
-rw-r--r--
sysc_getpriority.stp
2.62
KB
-rw-r--r--
sysc_getrandom.stp
2.72
KB
-rw-r--r--
sysc_getresgid.stp
3.73
KB
-rw-r--r--
sysc_getresuid.stp
3.54
KB
-rw-r--r--
sysc_getrlimit.stp
4.08
KB
-rw-r--r--
sysc_getrusage.stp
3.45
KB
-rw-r--r--
sysc_getsid.stp
2.26
KB
-rw-r--r--
sysc_getsockname.stp
7.03
KB
-rw-r--r--
sysc_getsockopt.stp
7.88
KB
-rw-r--r--
sysc_gettid.stp
2.01
KB
-rw-r--r--
sysc_gettimeofday.stp
3.7
KB
-rw-r--r--
sysc_getuid.stp
3.35
KB
-rw-r--r--
sysc_getxattr.stp
3
KB
-rw-r--r--
sysc_init_module.stp
2.76
KB
-rw-r--r--
sysc_inotify_add_watch.stp
3.25
KB
-rw-r--r--
sysc_inotify_init.stp
5.26
KB
-rw-r--r--
sysc_inotify_rm_watch.stp
2.89
KB
-rw-r--r--
sysc_io_cancel.stp
2.85
KB
-rw-r--r--
sysc_io_destroy.stp
2.5
KB
-rw-r--r--
sysc_io_getevents.stp
4.25
KB
-rw-r--r--
sysc_io_setup.stp
3.43
KB
-rw-r--r--
sysc_io_submit.stp
3.46
KB
-rw-r--r--
sysc_ioctl.stp
3.12
KB
-rw-r--r--
sysc_ioperm.stp
2.41
KB
-rw-r--r--
sysc_ioprio_get.stp
2.65
KB
-rw-r--r--
sysc_ioprio_set.stp
2.82
KB
-rw-r--r--
sysc_kcmp.stp
2.51
KB
-rw-r--r--
sysc_kexec_file_load.stp
3.35
KB
-rw-r--r--
sysc_kexec_load.stp
3.96
KB
-rw-r--r--
sysc_keyctl.stp
3.16
KB
-rw-r--r--
sysc_kill.stp
2.25
KB
-rw-r--r--
sysc_lchown.stp
3.34
KB
-rw-r--r--
sysc_lchown16.stp
2.66
KB
-rw-r--r--
sysc_lgetxattr.stp
3.05
KB
-rw-r--r--
sysc_link.stp
2.34
KB
-rw-r--r--
sysc_linkat.stp
3.26
KB
-rw-r--r--
sysc_listen.stp
6.17
KB
-rw-r--r--
sysc_listxattr.stp
2.72
KB
-rw-r--r--
sysc_llistxattr.stp
2.78
KB
-rw-r--r--
sysc_llseek.stp
2.81
KB
-rw-r--r--
sysc_lookup_dcookie.stp
3.39
KB
-rw-r--r--
sysc_lremovexattr.stp
3.11
KB
-rw-r--r--
sysc_lseek.stp
3.98
KB
-rw-r--r--
sysc_lsetxattr.stp
3.22
KB
-rw-r--r--
sysc_lstat.stp
5.91
KB
-rw-r--r--
sysc_madvise.stp
2.55
KB
-rw-r--r--
sysc_mbind.stp
3.69
KB
-rw-r--r--
sysc_membarrier.stp
2.65
KB
-rw-r--r--
sysc_memfd_create.stp
2.77
KB
-rw-r--r--
sysc_migrate_pages.stp
3.83
KB
-rw-r--r--
sysc_mincore.stp
2.47
KB
-rw-r--r--
sysc_mkdir.stp
2.38
KB
-rw-r--r--
sysc_mkdirat.stp
2.92
KB
-rw-r--r--
sysc_mknod.stp
2.45
KB
-rw-r--r--
sysc_mknodat.stp
3.07
KB
-rw-r--r--
sysc_mlock.stp
2.27
KB
-rw-r--r--
sysc_mlock2.stp
2.47
KB
-rw-r--r--
sysc_mlockall.stp
2.46
KB
-rw-r--r--
sysc_mmap2.stp
5.45
KB
-rw-r--r--
sysc_modify_ldt.stp
2.67
KB
-rw-r--r--
sysc_mount.stp
3.53
KB
-rw-r--r--
sysc_move_pages.stp
4.09
KB
-rw-r--r--
sysc_mprotect.stp
2.55
KB
-rw-r--r--
sysc_mq_getsetattr.stp
3.95
KB
-rw-r--r--
sysc_mq_notify.stp
3.51
KB
-rw-r--r--
sysc_mq_open.stp
4.54
KB
-rw-r--r--
sysc_mq_timedreceive.stp
5.18
KB
-rw-r--r--
sysc_mq_timedsend.stp
4.96
KB
-rw-r--r--
sysc_mq_unlink.stp
2.53
KB
-rw-r--r--
sysc_mremap.stp
3.01
KB
-rw-r--r--
sysc_msgctl.stp
7.35
KB
-rw-r--r--
sysc_msgget.stp
3.73
KB
-rw-r--r--
sysc_msgrcv.stp
9.48
KB
-rw-r--r--
sysc_msgsnd.stp
7.81
KB
-rw-r--r--
sysc_msync.stp
2.44
KB
-rw-r--r--
sysc_munlock.stp
2.39
KB
-rw-r--r--
sysc_munlockall.stp
2.29
KB
-rw-r--r--
sysc_munmap.stp
2.35
KB
-rw-r--r--
sysc_name_to_handle_at.stp
3.46
KB
-rw-r--r--
sysc_nanosleep.stp
5.22
KB
-rw-r--r--
sysc_nfsservctl.stp
2.23
KB
-rw-r--r--
sysc_ni_syscall.stp
1.4
KB
-rw-r--r--
sysc_nice.stp
2.15
KB
-rw-r--r--
sysc_open.stp
3.79
KB
-rw-r--r--
sysc_open_by_handle_at.stp
3.8
KB
-rw-r--r--
sysc_openat.stp
3.34
KB
-rw-r--r--
sysc_pause.stp
2.5
KB
-rw-r--r--
sysc_perf_event_open.stp
3.24
KB
-rw-r--r--
sysc_personality.stp
2.74
KB
-rw-r--r--
sysc_pipe.stp
9.86
KB
-rw-r--r--
sysc_pivot_root.stp
2.71
KB
-rw-r--r--
sysc_poll.stp
2.35
KB
-rw-r--r--
sysc_ppoll.stp
5.38
KB
-rw-r--r--
sysc_prctl.stp
2.48
KB
-rw-r--r--
sysc_pread.stp
4.51
KB
-rw-r--r--
sysc_preadv.stp
4.12
KB
-rw-r--r--
sysc_preadv2.stp
4.48
KB
-rw-r--r--
sysc_prlimit64.stp
2.97
KB
-rw-r--r--
sysc_process_vm_readv.stp
4.08
KB
-rw-r--r--
sysc_process_vm_writev.stp
4.13
KB
-rw-r--r--
sysc_pselect6.stp
5.62
KB
-rw-r--r--
sysc_pselect7.stp
3.58
KB
-rw-r--r--
sysc_ptrace.stp
3.18
KB
-rw-r--r--
sysc_pwrite.stp
6.27
KB
-rw-r--r--
sysc_pwritev.stp
4.23
KB
-rw-r--r--
sysc_pwritev2.stp
4.58
KB
-rw-r--r--
sysc_quotactl.stp
4
KB
-rw-r--r--
sysc_read.stp
3.29
KB
-rw-r--r--
sysc_readahead.stp
3.02
KB
-rw-r--r--
sysc_readdir.stp
3.6
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-rw-r--r--
sysc_readlink.stp
2.59
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-rw-r--r--
sysc_readlinkat.stp
3.24
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-rw-r--r--
sysc_readv.stp
3.07
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-rw-r--r--
sysc_reboot.stp
2.77
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-rw-r--r--
sysc_recv.stp
6.7
KB
-rw-r--r--
sysc_recvfrom.stp
7.82
KB
-rw-r--r--
sysc_recvmmsg.stp
5.84
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-rw-r--r--
sysc_recvmsg.stp
10.35
KB
-rw-r--r--
sysc_remap_file_pages.stp
3.37
KB
-rw-r--r--
sysc_removexattr.stp
2.75
KB
-rw-r--r--
sysc_rename.stp
2.48
KB
-rw-r--r--
sysc_renameat.stp
3.3
KB
-rw-r--r--
sysc_renameat2.stp
3.61
KB
-rw-r--r--
sysc_request_key.stp
3.23
KB
-rw-r--r--
sysc_restart_syscall.stp
2.5
KB
-rw-r--r--
sysc_rmdir.stp
2.25
KB
-rw-r--r--
sysc_rt_sigaction.stp
6.2
KB
-rw-r--r--
sysc_rt_sigpending.stp
4.35
KB
-rw-r--r--
sysc_rt_sigprocmask.stp
7.87
KB
-rw-r--r--
sysc_rt_sigqueueinfo.stp
4.26
KB
-rw-r--r--
sysc_rt_sigreturn.stp
1.6
KB
-rw-r--r--
sysc_rt_sigsuspend.stp
3.45
KB
-rw-r--r--
sysc_rt_sigtimedwait.stp
5.08
KB
-rw-r--r--
sysc_rt_tgsigqueueinfo.stp
3.92
KB
-rw-r--r--
sysc_sched_get_priority_max.st...
3.26
KB
-rw-r--r--
sysc_sched_get_priority_min.st...
3.26
KB
-rw-r--r--
sysc_sched_getaffinity.stp
3.62
KB
-rw-r--r--
sysc_sched_getattr.stp
3.05
KB
-rw-r--r--
sysc_sched_getparam.stp
2.84
KB
-rw-r--r--
sysc_sched_getscheduler.stp
2.94
KB
-rw-r--r--
sysc_sched_rr_get_interval.stp
4.41
KB
-rw-r--r--
sysc_sched_setaffinity.stp
3.49
KB
-rw-r--r--
sysc_sched_setattr.stp
2.98
KB
-rw-r--r--
sysc_sched_setparam.stp
2.83
KB
-rw-r--r--
sysc_sched_setscheduler.stp
3.2
KB
-rw-r--r--
sysc_sched_yield.stp
2.26
KB
-rw-r--r--
sysc_seccomp.stp
2.76
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Code Editor : nfsd.stp
// nfs tapset // Copyright (C) 2006-2007 IBM Corp. // Copyright (C) 2007 Intel Corporation. // Copyright (C) 2007 Bull S.A.S // Copyright (C) 2010,2014-2018 Red Hat Inc. // // This file is part of systemtap, and is free software. You can // redistribute it and/or modify it under the terms of the GNU General // Public License (GPL); either version 2, or (at your option) any // later version. %{ #include <linux/stat.h> #include <linux/sunrpc/svc.h> #include <linux/nfsd/nfsfh.h> #include <linux/nfs3.h> #include <linux/nfs4.h> %} /* *1 : nfsd.proc2.lookup *2 : nfsd.proc3.lookup *3 : nfsd.proc2.read *4 : nfsd.proc3.read *5 : nfsd.proc2.write *6 : nfsd.proc3.write *7 : nfsd.proc3.commit *8 : nfsd.proc2.create *9 : nfsd.proc3.create *10: nfsd.proc2.remove *11: nfsd.proc3.remove *12 :nfsd.proc2.rename.ffh *13 :nfsd.proc2.rename.tfh *14 :nfsd.proc3.rename.ffh *15 :nfsd.proc3.rename.tfh */ # In newer kernels, the 'rq_argp' and 'rq_resp' pointers in a # 'svc_rqst' structure are a void pointers that we need to cast to the # right nfsd private types, based on the protocol version. These # macros make all the casting easier. @define nfsd2_createargs(ptr) %( @cast(@ptr, "nfsd_createargs", "kernel:nfsd") %) @define nfsd2_diropargs(ptr) %( @cast(@ptr, "nfsd_diropargs", "kernel:nfsd") %) @define nfsd2_readargs(ptr) %( @cast(@ptr, "nfsd_readargs", "kernel:nfsd") %) @define nfsd2_renameargs(ptr) %( @cast(@ptr, "nfsd_renameargs", "kernel:nfsd") %) @define nfsd2_writeargs(ptr) %( @cast(@ptr, "nfsd_writeargs", "kernel:nfsd") %) @define nfsd3_commitargs(ptr) %( @cast(@ptr, "nfsd3_commitargs", "kernel:nfsd") %) @define nfsd3_createargs(ptr) %( @cast(@ptr, "nfsd3_createargs", "kernel:nfsd") %) @define nfsd3_diropargs(ptr) %( @cast(@ptr, "nfsd3_diropargs", "kernel:nfsd") %) @define nfsd3_readargs(ptr) %( @cast(@ptr, "nfsd3_readargs", "kernel:nfsd") %) @define nfsd3_renameargs(ptr) %( @cast(@ptr, "nfsd3_renameargs", "kernel:nfsd") %) @define nfsd3_writeargs(ptr) %( @cast(@ptr, "nfsd3_writeargs", "kernel:nfsd") %) @define nfsd3_writeres(ptr) %( @cast(@ptr, "nfsd3_writeres", "kernel:nfsd") %) @define nfsd4_compound_state(ptr) %( @cast(@ptr, "nfsd4_compound_state", "kernel:nfsd") %) /* Get file handle data from struct svc_fh. */ @__private30 function __svc_fh:string(fhp:long) { svc_fh = &@cast(fhp, "svc_fh", "kernel:nfsd")->fh_handle return sprintf("%d: %08x %08x %08x %08x %08x %08x", svc_fh->fh_size, svc_fh->fh_base->fh_pad[0], svc_fh->fh_base->fh_pad[1], svc_fh->fh_base->fh_pad[2], svc_fh->fh_base->fh_pad[3], svc_fh->fh_base->fh_pad[4], svc_fh->fh_base->fh_pad[5]) } function nfs3_cmode:string(cmode:long) %{ /* pure */ int cmode = (int)(long)STAP_ARG_cmode; switch (cmode) { case NFS3_CREATE_UNCHECKED: snprintf(STAP_RETVALUE, MAXSTRINGLEN, "UNCHECKED"); break; case NFS3_CREATE_GUARDED: snprintf(STAP_RETVALUE, MAXSTRINGLEN, "GUARDED"); break; case NFS3_CREATE_EXCLUSIVE: snprintf(STAP_RETVALUE, MAXSTRINGLEN, "EXCLUSIVE"); break; default: snprintf(STAP_RETVALUE, MAXSTRINGLEN, "Bad Value(%d)", cmode); } CATCH_DEREF_FAULT(); %} function nfs4_ctype:string(cmode:long) %{ /* pure */ int cmode = (int)(long)STAP_ARG_cmode; switch (cmode) { case NF4BAD: snprintf(STAP_RETVALUE, MAXSTRINGLEN, "NF4BAD"); break; case NF4REG: snprintf(STAP_RETVALUE, MAXSTRINGLEN, "NF4REG"); break; case NF4DIR: snprintf(STAP_RETVALUE, MAXSTRINGLEN, "NF4DIR"); break; case NF4BLK: snprintf(STAP_RETVALUE, MAXSTRINGLEN, "NF4BLK"); break; case NF4CHR: snprintf(STAP_RETVALUE, MAXSTRINGLEN, "NF4CHR"); break; case NF4LNK: snprintf(STAP_RETVALUE, MAXSTRINGLEN, "NF4LNK"); break; case NF4SOCK: snprintf(STAP_RETVALUE, MAXSTRINGLEN, "NF4SOCK"); break; case NF4FIFO: snprintf(STAP_RETVALUE, MAXSTRINGLEN, "NF4FIFO"); break; case NF4ATTRDIR: snprintf(STAP_RETVALUE, MAXSTRINGLEN, "NF4ATTRDIR"); break; case NF4NAMEDATTR: snprintf(STAP_RETVALUE, MAXSTRINGLEN, "NF4NAMEDATTR"); break; default: snprintf(STAP_RETVALUE, MAXSTRINGLEN, "Bad Value(%d)", cmode); } CATCH_DEREF_FAULT(); %} function ftype:string(type:long) %{ /* pure */ int type = (int)(long)STAP_ARG_type; if (S_ISLNK(type)) { snprintf(STAP_RETVALUE, MAXSTRINGLEN, "0%o (ISLNK)", type); } else if (S_ISREG(type)) { snprintf(STAP_RETVALUE, MAXSTRINGLEN, "0%o (ISREG)", type); } else if (S_ISDIR(type)) { snprintf(STAP_RETVALUE, MAXSTRINGLEN, "0%o (ISDIR)", type); } else if (S_ISCHR(type)) { snprintf(STAP_RETVALUE, MAXSTRINGLEN, "0%o (ISCHR)", type); } else if (S_ISBLK(type)) { snprintf(STAP_RETVALUE, MAXSTRINGLEN, "0%o (ISBLK)", type); } else if (S_ISFIFO(type)) { snprintf(STAP_RETVALUE, MAXSTRINGLEN, "0%o (ISFIFO)", type); } else if (S_ISSOCK(type)) { snprintf(STAP_RETVALUE, MAXSTRINGLEN, "0%o (ISSOCK)", type); } else { snprintf(STAP_RETVALUE, MAXSTRINGLEN, "0%o (Unknown)", type); } %} @__private30 function __rqstp_uid:long(rqstp:long) %{ /* pure */ // Notice we're using the 'init_user_ns' here, not // 'current_user_ns()'. This matches up with the use in // net/sunrpc/auth_generic.c. struct svc_rqst *rqstp = (struct svc_rqst *)(uintptr_t)STAP_ARG_rqstp; #ifndef STAPCONF_LINUX_UIDGID_H uid_t cr_uid = KUIDT_INIT(kread(&(rqstp->rq_cred.cr_uid))); #else kuid_t cr_uid; /* Make sure the cr_uid struct is valid to read. */ (void)kderef_buffer(NULL, &(rqstp->rq_cred.cr_uid), sizeof(kuid_t)); cr_uid = KUIDT_INIT(__kuid_val(rqstp->rq_cred.cr_uid)); #endif #if defined(CONFIG_USER_NS) || (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) STAP_RETVALUE = from_kuid_munged(&init_user_ns, cr_uid); #else STAP_RETVALUE = cr_uid; #endif CATCH_DEREF_FAULT(); %} @__private30 function __rqstp_gid:long(rqstp:long) %{ /* pure */ // Notice we're using the 'init_user_ns' here, not // 'current_user_ns()'. This matches up with the use in // net/sunrpc/auth_generic.c. struct svc_rqst *rqstp = (struct svc_rqst *)(uintptr_t)STAP_ARG_rqstp; #ifndef STAPCONF_LINUX_UIDGID_H gid_t cr_gid = KGIDT_INIT(kread(&(rqstp->rq_cred.cr_gid))); #else kgid_t cr_gid; /* Make sure the cr_gid struct is valid to read. */ (void)kderef_buffer(NULL, &(rqstp->rq_cred.cr_gid), sizeof(kgid_t)); cr_gid = KGIDT_INIT(__kgid_val(rqstp->rq_cred.cr_gid)); #endif #if defined(CONFIG_USER_NS) || (LINUX_VERSION_CODE >= KERNEL_VERSION(3,14,0)) STAP_RETVALUE = from_kgid_munged(&init_user_ns, cr_gid); #else STAP_RETVALUE = cr_gid; #endif CATCH_DEREF_FAULT(); %} /** * probe nfsd.dispatch - NFS server receives an operation from client * * @client_ip: the ip address of client * @proto: transfer protocol * @version: nfs version * @xid: transmission id * @prog: program number * @proc: procedure number */ probe nfsd.dispatch = kernel.function("nfsd_dispatch") !, module("nfsd").function("nfsd_dispatch") ? { client_ip = addr_from_rqst_str($rqstp) proto = $rqstp->rq_prot version = $rqstp->rq_vers xid = $rqstp->rq_xid prog = $rqstp->rq_prog proc = $rqstp->rq_proc name = "nfsd.dispatch" argstr = sprintf("%d,%d",version,proto) } probe nfsd.dispatch.return = kernel.function("nfsd_dispatch").return !, module("nfsd").function("nfsd_dispatch").return ? { name = "nfsd.dispatch.return" retstr = sprintf("%d",$return) } probe nfsd.proc.entries = nfsd.proc.lookup, nfsd.proc.read, nfsd.proc.write, nfsd.proc.commit, nfsd.proc.remove, nfsd.proc.rename, nfsd.proc.create {} probe nfsd.proc.return = nfsd.proc.lookup.return, nfsd.proc.read.return, nfsd.proc.write.return, nfsd.proc.commit.return, nfsd.proc.remove.return, nfsd.proc.rename.return, nfsd.proc.create.return {} /** * probe nfsd.proc.lookup - NFS server opening or searching for a file for client * * @client_ip: the ip address of client * @proto: transfer protocol * @version: nfs version * @fh: file handle of parent dir (the first part is the length of the file handle) * @filename: file name * @filelen: the length of file name * @uid: requester's user id * @gid: requester's group id */ probe nfsd.proc.lookup = nfsd.proc4.lookup ?, nfsd.proc3.lookup, nfsd.proc2.lookup {} probe nfsd.proc.lookup.return = nfsd.proc4.lookup.return ?, nfsd.proc3.lookup.return, nfsd.proc2.lookup.return {} probe nfsd.proc2.lookup = kernel.function("nfsd_proc_lookup") !, module("nfsd").function("nfsd_proc_lookup") ? { client_ip = addr_from_rqst_str($rqstp) proto = $rqstp->rq_prot version = 2 if (@defined($rqstp->rq_argp)) { fh = & @nfsd2_diropargs($rqstp->rq_argp)->fh filelen = @nfsd2_diropargs($rqstp->rq_argp)->len filename = kernel_string_n(@nfsd2_diropargs($rqstp->rq_argp)->name, @nfsd2_diropargs($rqstp->rq_argp)->len) } else { fh = & @nfsd2_diropargs($argp)->fh filelen = $argp->len filename = kernel_string_n($argp->name, $argp->len) } uid = __rqstp_uid($rqstp) gid = __rqstp_gid($rqstp) name = "nfsd.proc2.lookup" argstr = sprintf("%s", filename) } probe nfsd.proc2.lookup.return = kernel.function("nfsd_proc_lookup").return !, module("nfsd").function("nfsd_proc_lookup").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) name = "nfsd.proc2.lookup.return" version = 2 retstr = sprintf("%s", nfsderror($return)) } probe nfsd.proc3.lookup = kernel.function("nfsd3_proc_lookup") !, module("nfsd").function("nfsd3_proc_lookup") ? { client_ip = addr_from_rqst_str($rqstp) proto = $rqstp->rq_prot version = 3 if (@defined($rqstp->rq_argp)) { fh = & @nfsd3_diropargs($rqstp->rq_argp)->fh filelen = @nfsd3_diropargs($rqstp->rq_argp)->len filename = kernel_string_n(@nfsd3_diropargs($rqstp->rq_argp)->name, @nfsd3_diropargs($rqstp->rq_argp)->len) } else { fh = & @nfsd3_diropargs($argp)->fh filelen = $argp->len filename = kernel_string_n($argp->name, $argp->len) } uid = __rqstp_uid($rqstp) gid = __rqstp_gid($rqstp) name = "nfsd.proc3.lookup" argstr = sprintf("%s", filename) } probe nfsd.proc3.lookup.return = kernel.function("nfsd3_proc_lookup").return !, module("nfsd").function("nfsd3_proc_lookup").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) name = "nfsd.proc3.lookup.return" version = 3 retstr = sprintf("%s", nfsderror($return)) } /* * Several of the nfsd.proc4.* entry probes use '.call'. Why? On * kernels <= 2.6.18 (i.e. RHEL4 and RHEL5), those are inline * functions. Besides having different arguments, because those * functions are inline systemtap has trouble finding their arguments * (PR 1155). Finally, those functions are just simple wrappers * around their nfsd_* counterparts (for example, nfsd4_lookup() is a * wrapper for nfsd_lookup). As a comment in fs/nfsd/nfs4proc.c says: * * Note: some routines in this file are just trivial wrappers * (e.g. nfsd4_lookup()) defined solely for the sake of consistent * naming. * * So, we'll just ignore those inline wrappers by specifying * '.call'. which means the function must be a "real" (non-inline) * function. */ probe nfsd.proc4.lookup = kernel.function("nfsd4_lookup").call !, module("nfsd").function("nfsd4_lookup").call ? { client_ip = addr_from_rqst_str($rqstp) proto = $rqstp->rq_prot version = 4 fh = & @nfsd4_compound_state($cstate)->current_fh if (@defined($u)) { filelen = $u->lookup->lo_len filename = kernel_string_n($u->lookup->lo_name, $u->lookup->lo_len) } else { filelen = $lookup->lo_len filename = kernel_string_n($lookup->lo_name, $lookup->lo_len) } uid = __rqstp_uid($rqstp) gid = __rqstp_gid($rqstp) name = "nfsd.proc4.lookup" argstr = sprintf("%s", filename) } probe nfsd.proc4.lookup.return = kernel.function("nfsd4_lookup").return !, module("nfsd").function("nfsd4_lookup").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) name = "nfsd.proc4.lookup.return" version = 4 retstr = sprintf("%s", nfsderror($return)) } /** * probe nfsd.proc.read - NFS server reading file for client * * @client_ip: the ip address of client * @proto: transfer protocol * @version: nfs version * @fh: file handle (the first part is the length of the file handle) * @size: read bytes * @count: read bytes * @offset: the offset of file * @vec: struct kvec, includes buf address in kernel address and length of each buffer * @vlen: read blocks * @uid: requester's user id * @gid: requester's group id */ probe nfsd.proc.read = nfsd.proc4.read ?, nfsd.proc3.read, nfsd.proc2.read {} probe nfsd.proc.read.return = nfsd.proc4.read.return ?, nfsd.proc3.read.return, nfsd.proc2.read.return {} probe nfsd.proc2.read = kernel.function("nfsd_proc_read") !, module("nfsd").function("nfsd_proc_read") ? { client_ip = addr_from_rqst_str($rqstp) proto = $rqstp->rq_prot version = 2 if (@defined($rqstp->rq_argp)) { fh = & @nfsd2_readargs($rqstp->rq_argp)->fh count = @nfsd2_readargs($rqstp->rq_argp)->count offset = @nfsd2_readargs($rqstp->rq_argp)->offset vec = $rqstp->rq_vec vlen = @nfsd2_readargs($rqstp->rq_argp)->vlen } else { fh = & @nfsd2_readargs($argp)->fh count = $argp->count offset = $argp->offset vec = @choose_defined($rqstp->rq_vec, $argp->vec) vlen = $argp->vlen } uid = __rqstp_uid($rqstp) gid = __rqstp_gid($rqstp) name = "nfsd.proc2.read" argstr = sprintf("%d,%d",count,offset) size = count units = "bytes" } probe nfsd.proc2.read.return = kernel.function("nfsd_proc_read").return !, module("nfsd").function("nfsd_proc_read").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) name = "nfsd.proc2.read.return" version = 2 retstr = sprintf("%s", nfsderror($return)) } probe nfsd.proc3.read = kernel.function("nfsd3_proc_read") !, module("nfsd").function("nfsd3_proc_read") ? { client_ip = addr_from_rqst_str($rqstp) proto = $rqstp->rq_prot version = 3 if (@defined($rqstp->rq_argp)) { fh = & @nfsd3_readargs($rqstp->rq_argp)->fh count = @nfsd3_readargs($rqstp->rq_argp)->count offset = @nfsd3_readargs($rqstp->rq_argp)->offset vec = $rqstp->rq_vec vlen = @nfsd3_readargs($rqstp->rq_argp)->vlen } else { fh = & @nfsd3_readargs($argp)->fh count = $argp->count offset = $argp->offset vec = @choose_defined($rqstp->rq_vec, $argp->vec) vlen = $argp->vlen } uid = __rqstp_uid($rqstp) gid = __rqstp_gid($rqstp) name = "nfsd.proc3.read" argstr = sprintf("%d,%d",count,offset) size = count units = "bytes" } probe nfsd.proc3.read.return = kernel.function("nfsd3_proc_read").return !, module("nfsd").function("nfsd3_proc_read").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) name = "nfsd.proc3.read.return" version = 3 retstr = sprintf("%s", nfsderror($return)) } probe nfsd.proc4.read = kernel.function("nfsd4_read").call !, module("nfsd").function("nfsd4_read").call ? { client_ip = addr_from_rqst_str($rqstp) proto = $rqstp->rq_prot version = 4 fh = & @nfsd4_compound_state($cstate)->current_fh if (@defined($u)) { count = $u->read->rd_length offset = $u->read->rd_offset vec = $rqstp->rq_vec vlen = $u->read->rd_vlen } else { count = $read->rd_length offset = $read->rd_offset vec = $rqstp->rq_vec vlen = $read->rd_vlen } uid = __rqstp_uid($rqstp) gid = __rqstp_gid($rqstp) name = "nfsd.proc4.read" argstr = sprintf("%d,%d",count,offset) size = count units = "bytes" } probe nfsd.proc4.read.return = kernel.function("nfsd4_read").return !, module("nfsd").function("nfsd4_read").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) name = "nfsd.proc4.read.return" version = 4 retstr = sprintf("%s", nfsderror($return)) } /** * probe nfsd.proc.write - NFS server writing data to file for client * * @client_ip: the ip address of client * @proto: transfer protocol * @version: nfs version * @fh: file handle (the first part is the length of the file handle) * @size: read bytes * @count: read bytes * @offset: the offset of file * @vec: struct kvec, includes buf address in kernel address and length of each buffer * @vlen: read blocks * @stable: argp->stable * @uid: requester's user id * @gid: requester's group id */ probe nfsd.proc.write = nfsd.proc4.write ?, nfsd.proc3.write, nfsd.proc2.write {} probe nfsd.proc.write.return = nfsd.proc4.write.return ?, nfsd.proc3.write.return, nfsd.proc2.write.return {} probe nfsd.proc2.write = kernel.function("nfsd_proc_write") !, module("nfsd").function("nfsd_proc_write") ? { client_ip = addr_from_rqst_str($rqstp) proto = $rqstp->rq_prot version = 2 if (@defined($rqstp->rq_argp)) { fh = & @nfsd2_writeargs($rqstp->rq_argp)->fh count = @nfsd2_writeargs($rqstp->rq_argp)->len offset = @nfsd2_writeargs($rqstp->rq_argp)->offset vec = $rqstp->rq_vec vlen = @choose_defined(@nfsd2_writeargs($rqstp->rq_argp)->vlen, 0) } else { fh = & @nfsd2_writeargs($argp)->fh count = $argp->len offset = $argp->offset vec = @choose_defined($rqstp->rq_vec, $argp->vec) vlen = @choose_defined($argp->vlen, 0) } stable = 1 # hardcoded in nfsd_proc_write() uid = __rqstp_uid($rqstp) gid = __rqstp_gid($rqstp) name = "nfsd.proc2.write" argstr = sprintf("%d,%d",count,offset) size = count units = "bytes" } probe nfsd.proc2.write.return = kernel.function("nfsd_proc_write").return !, module("nfsd").function("nfsd_proc_write").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) name = "nfsd.proc2.write.return" version = 2 retstr = sprintf("%s", nfsderror($return)) if (@defined(@entry($rqstp->rq_argp))) { count = ($return == 0 ? @entry(@nfsd2_writeargs($rqstp->rq_argp)->len) : $return) } else { count = ($return == 0 ? @entry($argp->len) : $return) } stable = 1 } probe nfsd.proc3.write = kernel.function("nfsd3_proc_write") !, module("nfsd").function("nfsd3_proc_write") ? { client_ip = addr_from_rqst_str($rqstp) proto = $rqstp->rq_prot version = 3 if (@defined($rqstp->rq_argp)) { fh = & @nfsd3_writeargs($rqstp->rq_argp)->fh count = @nfsd3_writeargs($rqstp->rq_argp)->count offset = @nfsd3_writeargs($rqstp->rq_argp)->offset vec = $rqstp->rq_vec vlen = @choose_defined(@nfsd3_writeargs($rqstp->rq_argp)->vlen, 0) stable = @nfsd3_writeargs($rqstp->rq_argp)->stable } else { fh = & @nfsd3_writeargs($argp)->fh count = $argp->count offset = $argp->offset vec = @choose_defined($rqstp->rq_vec, $argp->vec) vlen = @choose_defined($argp->vlen, 0) stable = $argp->stable } uid = __rqstp_uid($rqstp) gid = __rqstp_gid($rqstp) name = "nfsd.proc3.write" argstr = sprintf("%d,%d",count,offset) size = count units = "bytes" } probe nfsd.proc3.write.return = kernel.function("nfsd3_proc_write").return !, module("nfsd").function("nfsd3_proc_write").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) name = "nfsd.proc3.write.return" version = 3 retstr = sprintf("%s", nfsderror($return)) if (@defined(@entry($rqstp->rq_resp))) { count = @entry(@nfsd3_writeres($rqstp->rq_resp)->count) stable = @entry(@nfsd3_writeres($rqstp->rq_resp)->committed) } else { count = @entry($resp->count) stable = @entry($resp->committed) } } probe nfsd.proc4.write = kernel.function("nfsd4_write").call !, module("nfsd").function("nfsd4_write").call ? { client_ip = addr_from_rqst_str($rqstp) proto = $rqstp->rq_prot version = 4 fh = & @nfsd4_compound_state($cstate)->current_fh vec = $rqstp->rq_vec if (@defined($u)) { count = $u->write->wr_buflen offset = $u->write->wr_offset vlen = @choose_defined($u->write->wr_vlen, 0) stable = $u->write->wr_stable_how } else { count = $write->wr_buflen offset = $write->wr_offset vlen = @choose_defined($write->wr_vlen, 0) stable = $write->wr_stable_how } uid = __rqstp_uid($rqstp) gid = __rqstp_gid($rqstp) name = "nfsd.proc4.write" argstr = sprintf("%d,%d",count,offset) size = count units = "bytes" } probe nfsd.proc4.write.return = kernel.function("nfsd4_write").return !, module("nfsd").function("nfsd4_write").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) name = "nfsd.proc4.write.return" version = 4 if (@defined(@entry($u))) { count = @entry($u->write->wr_bytes_written) stable = @entry($u->write->wr_how_written) } else { count = @entry($write->wr_bytes_written) stable = @entry($write->wr_how_written) } retstr = sprintf("%s", nfsderror($return)) } /** * probe nfsd.proc.commit - NFS server performing a commit operation for client * * @client_ip: the ip address of client * @proto: transfer protocol * @version: nfs version * @fh: file handle (the first part is the length of the file handle) * @size: read bytes * @count: read bytes * @offset: the offset of file * @uid: requester's user id * @gid: requester's group id */ probe nfsd.proc.commit = nfsd.proc4.commit ?, nfsd.proc3.commit {} probe nfsd.proc.commit.return = nfsd.proc4.commit.return ?, nfsd.proc3.commit.return {} probe nfsd.proc3.commit = kernel.function("nfsd3_proc_commit") !, module("nfsd").function("nfsd3_proc_commit") ? { client_ip = addr_from_rqst_str($rqstp) proto = $rqstp->rq_prot version = 3 if (@defined($rqstp->rq_argp)) { fh = & @nfsd3_commitargs($rqstp->rq_argp)->fh count = @nfsd3_commitargs($rqstp->rq_argp)->count offset = @nfsd3_commitargs($rqstp->rq_argp)->offset } else { fh = & @nfsd3_commitargs($argp)->fh count = $argp->count offset = $argp->offset } uid = __rqstp_uid($rqstp) gid = __rqstp_gid($rqstp) name = "nfsd.proc3.commit" argstr = sprintf("%d,%d",count,offset) size = count units = "bytes" } probe nfsd.proc3.commit.return = kernel.function("nfsd3_proc_commit").return !, module("nfsd").function("nfsd3_proc_commit").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) name = "nfsd.proc3.commit.return" version = 3 retstr = sprintf("%s", nfsderror($return)) } probe nfsd.proc4.commit = kernel.function("nfsd4_commit").call !, module("nfsd").function("nfsd4_commit").call ? { client_ip = addr_from_rqst_str($rqstp) proto = $rqstp->rq_prot version = 4 fh = & @nfsd4_compound_state($cstate)->current_fh if (@defined($u)) { count = $u->commit->co_count offset = $u->commit->co_offset } else { count = $commit->co_count offset = $commit->co_offset } uid = __rqstp_uid($rqstp) gid = __rqstp_gid($rqstp) name = "nfsd.proc4.commit" argstr = sprintf("%d,%d",count,offset) size = count units = "bytes" } probe nfsd.proc4.commit.return = kernel.function("nfsd4_commit").return !, module("nfsd").function("nfsd4_commit").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) name = "nfsd.proc4.commit.return" version = 4 retstr = sprintf("%s", nfsderror($return)) } /** * probe nfsd.proc.create - NFS server creating a file for client * * @client_ip: the ip address of client * @proto: transfer protocol * @version: nfs version * @fh: file handle (the first part is the length of the file handle) * @filename: file name * @filelen: length of file name * @uid: requester's user id * @gid: requester's group id */ probe nfsd.proc.create = nfsd.proc4.create ?, nfsd.proc3.create, nfsd.proc2.create {} probe nfsd.proc.create.return = nfsd.proc4.create.return ?, nfsd.proc3.create.return, nfsd.proc2.create.return {} probe nfsd.proc2.create = kernel.function("nfsd_proc_create") !, module("nfsd").function("nfsd_proc_create") ? { client_ip = addr_from_rqst_str($rqstp) proto = $rqstp->rq_prot version = 2 if (@defined($rqstp->rq_argp)) { fh = & @nfsd2_createargs($rqstp->rq_argp)->fh filelen = @nfsd2_createargs($rqstp->rq_argp)->len filename = kernel_string_n(@nfsd2_createargs($rqstp->rq_argp)->name, @nfsd2_createargs($rqstp->rq_argp)->len) } else { fh = & @nfsd2_createargs($argp)->fh filelen = $argp->len filename = kernel_string_n($argp->name, $argp->len) } createmode = 0 # gets computed by nfsd_proc_create uid = __rqstp_uid($rqstp) gid = __rqstp_gid($rqstp) name = "nfsd.proc2.create" argstr = sprintf("%s", filename) } probe nfsd.proc2.create.return = kernel.function("nfsd_proc_create").return !, module("nfsd").function("nfsd_proc_create").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) name = "nfsd.proc2.create.return" version = 2 retstr = sprintf("%s", nfsderror($return)) } probe nfsd.proc3.create = kernel.function("nfsd3_proc_create") !, module("nfsd").function("nfsd3_proc_create") ? { client_ip = addr_from_rqst_str($rqstp) proto = $rqstp->rq_prot version = 3 if (@defined($rqstp->rq_argp)) { fh = & @nfsd3_createargs($rqstp->rq_argp)->fh filelen = @nfsd3_createargs($rqstp->rq_argp)->len filename = kernel_string_n(@nfsd3_createargs($rqstp->rq_argp)->name, @nfsd3_createargs($rqstp->rq_argp)->len) createmode = @nfsd3_createargs($rqstp->rq_argp)->createmode } else { fh = & @nfsd3_createargs($argp)->fh filelen = $argp->len filename = kernel_string_n($argp->name, $argp->len) createmode = $argp->createmode } uid = __rqstp_uid($rqstp) gid = __rqstp_gid($rqstp) name = "nfsd.proc3.create" argstr = sprintf("%s (mode=%s)", filename, nfs3_cmode(createmode)) } probe nfsd.proc3.create.return = kernel.function("nfsd3_proc_create").return !, module("nfsd").function("nfsd3_proc_create").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) name = "nfsd.proc3.create.return" version = 3 retstr = sprintf("%s", nfsderror($return)) } probe nfsd.proc4.create = kernel.function("nfsd4_create").call !, module("nfsd").function("nfsd4_create").call ? { client_ip = addr_from_rqst_str($rqstp) proto = $rqstp->rq_prot version = 4 fh = (@defined($cstate) ? & @nfsd4_compound_state($cstate)->current_fh : $current_fh) if (@defined($u)) { filelen = $u->create->cr_namelen filename = kernel_string_n($u->create->cr_name, $u->create->cr_namelen) createmode = $u->create->cr_type } else { filelen = $create->cr_namelen filename = kernel_string_n($create->cr_name, $create->cr_namelen) createmode = $create->cr_type } uid = __rqstp_uid($rqstp) gid = __rqstp_gid($rqstp) name = "nfsd.proc4.create" argstr = sprintf("%s (type=%s)", filename, nfs4_ctype(createmode)) } probe nfsd.proc4.create.return = kernel.function("nfsd4_create").return !, module("nfsd").function("nfsd4_create").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) name = "nfsd.proc4.create.return" version = 4 retstr = sprintf("%s", nfsderror($return)) } /** * probe nfsd.proc.remove - NFS server removing a file for client * * @client_ip: the ip address of client * @proto: transfer protocol * @version: nfs version * @fh: file handle (the first part is the length of the file handle) * @filename: file name * @filelen: length of file name * @uid: requester's user id * @gid: requester's group id */ probe nfsd.proc.remove = nfsd.proc4.remove ?, nfsd.proc3.remove, nfsd.proc2.remove {} probe nfsd.proc.remove.return = nfsd.proc4.remove.return ?, nfsd.proc3.remove.return, nfsd.proc2.remove.return {} probe nfsd.proc2.remove = kernel.function("nfsd_proc_remove") !, module("nfsd").function("nfsd_proc_remove") ? { client_ip = addr_from_rqst_str($rqstp) proto = $rqstp->rq_prot version = 2 if (@defined($rqstp->rq_argp)) { fh = & @nfsd2_diropargs($rqstp->rq_argp)->fh filelen = @nfsd2_diropargs($rqstp->rq_argp)->len filename = kernel_string_n(@nfsd2_diropargs($rqstp->rq_argp)->name, @nfsd2_diropargs($rqstp->rq_argp)->len) } else { fh = & @nfsd2_diropargs($argp)->fh filelen = $argp->len filename = kernel_string_n($argp->name, $argp->len) } uid = __rqstp_uid($rqstp) gid = __rqstp_gid($rqstp) name = "nfsd.proc2.remove" argstr = sprintf("%s", filename) } probe nfsd.proc2.remove.return = kernel.function("nfsd_proc_remove").return !, module("nfsd").function("nfsd_proc_remove").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) name = "nfsd.proc2.remove.return" version = 2 retstr = sprintf("%s", nfsderror($return)) } probe nfsd.proc3.remove = kernel.function("nfsd3_proc_remove") !, module("nfsd").function("nfsd3_proc_remove") ? { client_ip = addr_from_rqst_str($rqstp) proto = $rqstp->rq_prot version = 3 if (@defined($rqstp->rq_argp)) { fh = & @nfsd3_diropargs($rqstp->rq_argp)->fh filelen = @nfsd3_diropargs($rqstp->rq_argp)->len filename = kernel_string_n(@nfsd3_diropargs($rqstp->rq_argp)->name, @nfsd3_diropargs($rqstp->rq_argp)->len) } else { fh = & @nfsd3_diropargs($argp)->fh filelen = $argp->len filename = kernel_string_n($argp->name, $argp->len) } uid = __rqstp_uid($rqstp) gid = __rqstp_gid($rqstp) name = "nfsd.proc3.remove" argstr = sprintf("%s", filename) } probe nfsd.proc3.remove.return = kernel.function("nfsd3_proc_remove").return !, module("nfsd").function("nfsd3_proc_remove").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) name = "nfsd.proc3.remove.return" version = 3 retstr = sprintf("%s", nfsderror($return)) } probe nfsd.proc4.remove = kernel.function("nfsd4_remove").call !, module("nfsd").function("nfsd4_remove").call ? { client_ip = addr_from_rqst_str($rqstp) proto = $rqstp->rq_prot version = 4 fh = & @nfsd4_compound_state($cstate)->current_fh if (@defined($u)) { filelen = $u->remove->rm_namelen filename = kernel_string_n($u->remove->rm_name, $u->remove->rm_namelen) } else { filelen = $remove->rm_namelen filename = kernel_string_n($remove->rm_name, $remove->rm_namelen) } uid = __rqstp_uid($rqstp) gid = __rqstp_gid($rqstp) name = "nfsd.proc4.remove" argstr = sprintf("%s", filename) } probe nfsd.proc4.remove.return = kernel.function("nfsd4_remove").return !, module("nfsd").function("nfsd4_remove").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) name = "nfsd.proc4.remove.return" version = 4 retstr = sprintf("%s", nfsderror($return)) } /** * probe nfsd.proc.rename - NFS Server renaming a file for client * * @client_ip: the ip address of client * @fh: file handler of old path * @tfh: file handler of new path * @filename: old file name * @tname: new file name * @flen: length of old file name * @tlen: length of new file name * @uid: requester's user id * @gid: requester's group id */ probe nfsd.proc.rename = nfsd.proc4.rename ?, nfsd.proc3.rename, nfsd.proc2.rename {} probe nfsd.proc.rename.return = nfsd.proc4.rename.return ?, nfsd.proc3.rename.return, nfsd.proc2.rename.return {} probe nfsd.proc2.rename = kernel.function("nfsd_proc_rename") !, module("nfsd").function("nfsd_proc_rename") ? { client_ip = addr_from_rqst_str($rqstp) proto = $rqstp->rq_prot version = 2 if (@defined($rqstp->rq_argp)) { fh = & @nfsd2_renameargs($rqstp->rq_argp)->ffh tfh = & @nfsd2_renameargs($rqstp->rq_argp)->tfh filelen = @nfsd2_renameargs($rqstp->rq_argp)->flen filename = kernel_string_n(@nfsd2_renameargs($rqstp->rq_argp)->fname, @nfsd2_renameargs($rqstp->rq_argp)->flen) tlen = @nfsd2_renameargs($rqstp->rq_argp)->tlen tname = kernel_string_n(@nfsd2_renameargs($rqstp->rq_argp)->tname, @nfsd2_renameargs($rqstp->rq_argp)->tlen) } else { fh = & @nfsd2_renameargs($argp)->ffh tfh = & @nfsd2_renameargs($argp)->tfh filelen = $argp->flen filename = kernel_string_n($argp->fname, $argp->flen) tlen = $argp->tlen tname = kernel_string_n($argp->tname, $argp->tlen) } uid = __rqstp_uid($rqstp) gid = __rqstp_gid($rqstp) name = "nfsd.proc2.rename" argstr = sprintf("%s to %s", filename, tname) } probe nfsd.proc2.rename.return = kernel.function("nfsd_proc_rename").return !, module("nfsd").function("nfsd_proc_rename").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) name = "nfsd.proc2.rename.return" version = 2 retstr = sprintf("%s", nfsderror($return)) } probe nfsd.proc3.rename = kernel.function("nfsd3_proc_rename") !, module("nfsd").function("nfsd3_proc_rename") ? { client_ip = addr_from_rqst_str($rqstp) proto = $rqstp->rq_prot version = 3 if (@defined($rqstp->rq_argp)) { fh = & @nfsd3_renameargs($rqstp->rq_argp)->ffh tfh = & @nfsd3_renameargs($rqstp->rq_argp)->tfh filelen = @nfsd3_renameargs($rqstp->rq_argp)->flen filename = kernel_string_n(@nfsd3_renameargs($rqstp->rq_argp)->fname, @nfsd3_renameargs($rqstp->rq_argp)->flen) tlen = @nfsd3_renameargs($rqstp->rq_argp)->tlen tname = kernel_string_n(@nfsd3_renameargs($rqstp->rq_argp)->tname, @nfsd3_renameargs($rqstp->rq_argp)->tlen) } else { fh = & @nfsd3_renameargs($argp)->ffh tfh = & @nfsd3_renameargs($argp)->tfh filelen = $argp->flen filename = kernel_string_n($argp->fname, $argp->flen) tlen = $argp->tlen tname = kernel_string_n($argp->tname, $argp->tlen) } uid = __rqstp_uid($rqstp) gid = __rqstp_gid($rqstp) name = "nfsd.proc3.rename" argstr = sprintf("%s to %s", filename, tname) } probe nfsd.proc3.rename.return = kernel.function("nfsd3_proc_rename").return !, module("nfsd").function("nfsd3_proc_rename").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) name = "nfsd.proc3.rename.return" version = 3 retstr = sprintf("%s", nfsderror($return)) } probe nfsd.proc4.rename = kernel.function("nfsd4_rename").call !, module("nfsd").function("nfsd4_rename").call ? { client_ip = addr_from_rqst_str($rqstp) proto = $rqstp->rq_prot version = 4 fh = & @nfsd4_compound_state($cstate)->save_fh tfh = & @nfsd4_compound_state($cstate)->current_fh if (@defined($rename)) { filelen = $rename->rn_snamelen filename = kernel_string_n($rename->rn_sname, $rename->rn_snamelen) tlen = $rename->rn_tnamelen tname = kernel_string_n($rename->rn_tname, $rename->rn_tnamelen) } else { filelen = $u->rename->rn_snamelen filename = kernel_string_n($u->rename->rn_sname, $u->rename->rn_snamelen) tlen = $u->rename->rn_tnamelen tname = kernel_string_n($u->rename->rn_tname, $u->rename->rn_tnamelen) } uid = __rqstp_uid($rqstp) gid = __rqstp_gid($rqstp) name = "nfsd.proc4.rename" argstr = sprintf("%s to %s", filename, tname) } probe nfsd.proc4.rename.return = kernel.function("nfsd4_rename").return !, module("nfsd").function("nfsd4_rename").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) name = "nfsd.proc4.rename.return" version = 4 retstr = sprintf("%s", nfsderror($return)) } probe nfsd.entries = nfsd.open, nfsd.read, nfsd.write, nfsd.lookup, nfsd.commit, nfsd.create, nfsd.createv3, nfsd.unlink, nfsd.rename, nfsd.close ? {} probe nfsd.return = nfsd.open.return, nfsd.read.return, nfsd.write.return, nfsd.lookup.return, nfsd.commit.return, nfsd.create.return, nfsd.createv3.return, nfsd.unlink.return, nfsd.rename.return, nfsd.close.return ? {} /** * probe nfsd.open - NFS server opening a file for client * * @client_ip: the ip address of client * @fh: file handle (the first part is the length of the file handle) * @access: indicates the type of open (read/write/commit/readdir...) * @type: type of file (regular file or dir) */ probe nfsd.open = kernel.function("nfsd_open") !, module("nfsd").function("nfsd_open") ? { client_ip = addr_from_rqst_str($rqstp) fh = __svc_fh($fhp) access = @choose_defined($access, $may_flags) type = $type name = "nfsd.open" argstr = sprintf("access: %d type: %s", access, ftype(type)) } probe nfsd.open.return = kernel.function("nfsd_open").return !, module("nfsd").function("nfsd_open").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) fh = __svc_fh(@entry($fhp)) name = "nfsd.open.return" retstr = sprintf("%s", nfsderror($return)) } /** * probe nfsd.close - NFS server closing a file for client * * @filename: file name * * This probe point does not exist in kernels starting with 4.2. */ probe nfsd.close = __nfsd.call_close ?, __nfsd.inlined_close ? { client_ip ="N/A" name = "nfsd.close" argstr = sprintf("%s",filename) } /* * Why split nfsd.close up into '__nfsd.call_close' and * '__nfds.inlined_close'? We need the '@choose_defined()' since * SystemTap has trouble accessing the arguments of inlined functions * (PR 1155). But, if we only used '@choose_defined()', we wouldn't * automatically notice a change in the argument name. */ probe __nfsd.call_close = kernel.function("nfsd_close").call !, module("nfsd").function("nfsd_close").call ? { filename = __file_filename($filp) } probe __nfsd.inlined_close = kernel.function("nfsd_close").inline !, module("nfsd").function("nfsd_close").inline ? { filename = __file_filename(@choose_defined($filp, 0)) } probe nfsd.close.return = kernel.function("nfsd_close").return !, module("nfsd").function("nfsd_close").return ? { name = "nfsd.close.return" retstr = "N/A" } /** * probe nfsd.read - NFS server reading data from a file for client * * @client_ip: the ip address of client * @fh: file handle (the first part is the length of the file handle) * @file: argument file, indicates if the file has been opened. * @size: read bytes * @count: read bytes * @offset: the offset of file * @vec: struct kvec, includes buf address in kernel address and length of each buffer * @vlen: read blocks */ probe nfsd.read = kernel.function("nfsd_read") !, module("nfsd").function("nfsd_read") ? { client_ip = addr_from_rqst_str($rqstp) fh = __svc_fh($fhp) file = @choose_defined($file, 0) count = kernel_long($count) offset = $offset vec = $vec vlen = $vlen name = "nfsd.read" argstr = sprintf("count: %d offset: %d",count,offset) size = count units = "bytes" } probe nfsd.read.return = kernel.function("nfsd_read").return !, module("nfsd").function("nfsd_read").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) fh = __svc_fh(@entry($fhp)) name = "nfsd.read.return" retstr = sprintf("%s", nfsderror($return)) } /** * probe nfsd.write - NFS server writing data to a file for client * * @client_ip: the ip address of client * @fh: file handle (the first part is the length of the file handle) * @file: argument file, indicates if the file has been opened. * @size: read bytes * @count: read bytes * @offset: the offset of file * @vec: struct kvec, includes buf address in kernel address and length of each buffer * @vlen: read blocks */ probe nfsd.write = kernel.function("nfsd_write") !, module("nfsd").function("nfsd_write") ? { client_ip = addr_from_rqst_str($rqstp) fh = __svc_fh($fhp) file = @choose_defined($file, 0) %( kernel_v >= "2.6.30" %? count = kernel_long($cnt) %: count = $cnt %) offset = $offset vec = $vec vlen = $vlen name = "nfsd.write" argstr = sprintf("count: %d offset: %d",count,offset) size = count units = "bytes" } probe nfsd.write.return = kernel.function("nfsd_write").return !, module("nfsd").function("nfsd_write").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) fh = __svc_fh(@entry($fhp)) name = "nfsd.write.return" retstr = sprintf("%s", nfsderror($return)) } /** * probe nfsd.commit - NFS server committing all pending writes to stable storage * * @client_ip: the ip address of client * @fh: file handle (the first part is the length of the file handle) * @flag: indicates whether this execution is a sync operation * @size: read bytes * @count: read bytes * @offset: the offset of file */ probe nfsd.commit = kernel.function("nfsd_commit") !, module("nfsd").function("nfsd_commit") ? { client_ip = addr_from_rqst_str($rqstp) fh = __svc_fh($fhp) count = $count offset = $offset flag = $fhp->fh_export->ex_flags name = "nfsd.commit" argstr = sprintf("count: %d offset: %d",count,offset) size = count units = "bytes" } probe nfsd.commit.return = kernel.function("nfsd_commit").return !, module("nfsd").function("nfsd_commit").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) fh = __svc_fh(@entry($fhp)) name = "nfsd.commit.return" retstr = sprintf("%s", nfsderror($return)) } /** * probe nfsd.lookup - NFS server opening or searching file for a file for client * * @client_ip: the ip address of client * @fh: file handle of parent dir(the first part is the length of the file handle) * @filename: file name * @filelen: the length of file name */ probe nfsd.lookup = kernel.function("nfsd_lookup") !, module("nfsd").function("nfsd_lookup") ? { client_ip = addr_from_rqst_str($rqstp) fh = __svc_fh($fhp) filelen = $len filename = kernel_string_n($name, $len) name = "nfsd.lookup" argstr = sprintf("name: %s", kernel_string_n($name, $len)) } probe nfsd.lookup.return = kernel.function("nfsd_lookup").return !, module("nfsd").function("nfsd_lookup").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) fh = __svc_fh(@entry($fhp)) name = "nfsd.lookup.return" retstr = sprintf("%s", nfsderror($return)) } /** * probe nfsd.create - NFS server creating a file(regular,dir,device,fifo) for client * * @client_ip: the ip address of client * @fh: file handle (the first part is the length of the file handle) * @filename: file name * @filelen: the length of file name * @type: file type(regular,dir,device,fifo ...) * @iap_valid: Attribute flags * @iap_mode: file access mode * * Sometimes nfsd will call nfsd_create_v3 instead of this this probe point. */ probe nfsd.create = kernel.function("nfsd_create") !, module("nfsd").function("nfsd_create") ? { client_ip = addr_from_rqst_str($rqstp) fh = __svc_fh($fhp) filelen = $flen filename = kernel_string_n($fname, $flen) type = $type iap_valid = $iap->ia_valid iap_mode = $iap->ia_mode name = "nfsd.create" argstr = sprintf("name: %s type: %s", kernel_string_n($fname, $flen), ftype(type)) } probe nfsd.create.return = kernel.function("nfsd_create").return !, module("nfsd").function("nfsd_create").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) fh = __svc_fh(@entry($fhp)) name = "nfsd.create.return" retstr = sprintf("%s", nfsderror($return)) } /** * probe nfsd.createv3 - NFS server creating a regular file or set file attributes for client * * @client_ip: the ip address of client * @fh: file handle (the first part is the length of the file handle) * @filename: file name * @filelen: the length of file name * @iap_valid: Attribute flags * @iap_mode: file access mode * @createmode: create mode .The possible values could be: NFS3_CREATE_EXCLUSIVE, NFS3_CREATE_UNCHECKED, or NFS3_CREATE_GUARDED * @truncp: trunp arguments, indicates if the file shouldbe truncate * @verifier: file attributes (atime,mtime,mode). It's used to reset file attributes for CREATE_EXCLUSIVE * * This probepoints is only called by nfsd3_proc_create and * nfsd4_open when op_claim_type is NFS4_OPEN_CLAIM_NULL. */ probe nfsd.createv3 = kernel.function("do_nfsd_create") !, module("nfsd").function("do_nfsd_create") !, kernel.function("nfsd_create_v3") !, module("nfsd").function("nfsd_create_v3") ? { client_ip = addr_from_rqst_str($rqstp) fh = __svc_fh($fhp) filelen = $flen filename = kernel_string_n($fname, $flen) iap_valid = $iap->ia_valid iap_mode = $iap->ia_mode truncp = $truncp verifier = $verifier createmode = $createmode name = "nfsd.createv3" argstr = sprintf("name: %s mode: %s", kernel_string_n($fname, $flen), nfs3_cmode(createmode)) } probe nfsd.createv3.return = kernel.function("do_nfsd_create").return !, module("nfsd").function("do_nfsd_create").return !, kernel.function("nfsd_create_v3").return !, module("nfsd").function("nfsd_create_v3").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) fh = __svc_fh(@entry($fhp)) name = "nfsd.createv3.return" retstr = sprintf("%s", nfsderror($return)) } /** * probe nfsd.unlink - NFS server removing a file or a directory for client * * @client_ip: the ip address of client * @fh: file handle (the first part is the length of the file handle) * @filename: file name * @filelen: the length of file name * @type: file type (file or dir) */ probe nfsd.unlink = kernel.function("nfsd_unlink") !, module("nfsd").function("nfsd_unlink") ? { client_ip = addr_from_rqst_str($rqstp) fh = __svc_fh($fhp) filelen = $flen filename = kernel_string_n($fname, $flen) type = $type name = "nfsd.unlink" argstr = sprintf("name: %s", kernel_string_n($fname, $flen)) } probe nfsd.unlink.return = kernel.function("nfsd_unlink").return !, module("nfsd").function("nfsd_unlink").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) fh = __svc_fh(@entry($fhp)) name = "nfsd.unlink.return" retstr = sprintf("%s", nfsderror($return)) } /** * probe nfsd.rename -NFS server renaming a file for client * * @client_ip: the ip address of client * @fh: file handler of old path * @tfh: file handler of new path * @filename: old file name * @tname: new file name * @flen: length of old file name * @tlen: length of new file name */ probe nfsd.rename = kernel.function("nfsd_rename") !, module("nfsd").function("nfsd_rename") ? { client_ip = addr_from_rqst_str($rqstp) fh = __svc_fh($ffhp) tfh = __svc_fh($tfhp) filelen = $flen filename = kernel_string_n($fname, $flen) tlen = $tlen tname = kernel_string_n($tname, $tlen) name = "nfsd.rename" argstr = sprintf("%s to %s", kernel_string_n($fname, $flen), kernel_string_n($tname, $tlen)) } probe nfsd.rename.return = kernel.function("nfsd_rename").return !, module("nfsd").function("nfsd_rename").return ? { client_ip = addr_from_rqst_str(@entry($rqstp)) fh = __svc_fh(@entry($ffhp)) name = "nfsd.rename.return" retstr = sprintf("%s", nfsderror($return)) }
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