diff options
Diffstat (limited to 'manual/llio.texi')
| -rw-r--r-- | manual/llio.texi | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/manual/llio.texi b/manual/llio.texi index 82f03be2be..e840c55f86 100644 --- a/manual/llio.texi +++ b/manual/llio.texi @@ -3281,12 +3281,13 @@ Set process or process group ID to receive @code{SIGIO} signals. @xref{Interrupt Input}. @end vtable -This function is a cancellation point in multi-threaded programs. This -is a problem if the thread allocates some resources (like memory, file -descriptors, semaphores or whatever) at the time @code{fcntl} is -called. If the thread gets canceled these resources stay allocated -until the program ends. To avoid this calls to @code{fcntl} should be -protected using cancellation handlers. +This function is a cancellation point in multi-threaded programs for the +commands @code{F_SETLKW} (and the LFS analogous @code{F_SETLKW64}) and +@code {F_OFD_SETLKW}. This is a problem if the thread allocates some +resources (like memory, file descriptors, semaphores or whatever) at the time +@code{fcntl} is called. If the thread gets canceled these resources stay +allocated until the program ends. To avoid this calls to @code{fcntl} should +be protected using cancellation handlers. @c ref pthread_cleanup_push / pthread_cleanup_pop @end deftypefun |