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| author | Ulrich Drepper <drepper@redhat.com> | 2008-05-03 15:28:45 -0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-05-03 13:50:33 -0700 |
| commit | 269f21344b23e552c21c9e2d7ca258479dcd7a0a (patch) | |
| tree | cca8c73bba632a716c901c9843cc865cd40ad9ee | |
| parent | d35c7b0e54a596c5a8134d75999b7f391a9c6550 (diff) | |
| download | lwn-269f21344b23e552c21c9e2d7ca258479dcd7a0a.tar.gz lwn-269f21344b23e552c21c9e2d7ca258479dcd7a0a.zip | |
tiny mq_open optimization
A very small cleanup for mq_open.
We do not have to call set_close_on_exit if we create the file
descriptor right away with the flag set. We have a function for this
now. The resulting code is smaller and a tiny bit faster.
Signed-off-by: Ulrich Drepper <drepper@redhat.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | ipc/mqueue.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/ipc/mqueue.c b/ipc/mqueue.c index 94fd3b08fb77..b3b69fd51330 100644 --- a/ipc/mqueue.c +++ b/ipc/mqueue.c @@ -673,7 +673,7 @@ asmlinkage long sys_mq_open(const char __user *u_name, int oflag, mode_t mode, if (IS_ERR(name = getname(u_name))) return PTR_ERR(name); - fd = get_unused_fd(); + fd = get_unused_fd_flags(O_CLOEXEC); if (fd < 0) goto out_putname; @@ -709,7 +709,6 @@ asmlinkage long sys_mq_open(const char __user *u_name, int oflag, mode_t mode, goto out_putfd; } - set_close_on_exec(fd, 1); fd_install(fd, filp); goto out_upsem; |