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author | jilles <jilles@FreeBSD.org> | 2012-09-14 22:10:01 +0000 |
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committer | jilles <jilles@FreeBSD.org> | 2012-09-14 22:10:01 +0000 |
commit | 4205a40cc9469e701ffa1fb58ec723099d44de31 (patch) | |
tree | 355497f1cfc31307e0a3bbc091a8381565484059 /share/man/man3 | |
parent | f6a078256da429ca41ca324c0fbf51b349807acb (diff) | |
download | FreeBSD-src-4205a40cc9469e701ffa1fb58ec723099d44de31.zip FreeBSD-src-4205a40cc9469e701ffa1fb58ec723099d44de31.tar.gz |
siginfo(3): Document SI_LWP signal code.
Describe SI_LWP as being generated by pthread_kill() because thr_kill() is
a private undocumented function.
MFC after: 1 week
Diffstat (limited to 'share/man/man3')
-rw-r--r-- | share/man/man3/siginfo.3 | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/share/man/man3/siginfo.3 b/share/man/man3/siginfo.3 index f711653..cbbb33b 100644 --- a/share/man/man3/siginfo.3 +++ b/share/man/man3/siginfo.3 @@ -197,6 +197,9 @@ signal generated by completion of an asynchronous I/O request signal generated by arrival of a message on an empty message queue .It Ta Dv SI_KERNEL Ta signal generated by miscellaneous parts of the kernel +.It Ta Dv SI_LWP Ta +signal sent by +.Xr pthread_kill 3 .El .Pp In addition, the following signal-specific information is available: @@ -273,6 +276,10 @@ the value passed to system call .It Ta Va si_mqd Ta the ID of the message queue which generated the signal +.It Dv SI_LWP Ta Va si_pid Ta +the process ID that sent the signal +.It Ta Va si_uid Ta +real user ID of the process that sent the signal .El .Sh NOTES Currently, the kernel never generates the @@ -284,9 +291,10 @@ signal is queued when a process changed its status or exited. Realtime Extensions like aio, timer, and message queue also queue signals. Signals with code -.Dv SI_USER -or +.Dv SI_USER , .Dv SI_KERNEL +or +.Dv SI_LWP are only queued if there are sufficient resources; otherwise, .Dv SI_NOINFO @@ -321,6 +329,10 @@ and .Dv SI_KERNEL can be generated as of .Fx 8.1 . +The code +.Dv SI_LWP +can be generated as of +.Fx 9.0 . .Sh AUTHORS This manual page was written by .An "David Xu" Aq davidxu@FreeBSD.org . |