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author | Karsten Wiese <fzu@wemgehoertderstaat.de> | 2008-02-06 01:37:59 -0800 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2008-02-06 10:41:09 -0800 |
commit | 844fcc53962d781aab7c164acbfa46505427375e (patch) | |
tree | 2d0108617ebff6eec82c7c21f5bdf3a7610d4525 /fs/select.c | |
parent | 54d2a37eda3211d3b14c162238e9ccee43e023a9 (diff) | |
download | lwn-844fcc53962d781aab7c164acbfa46505427375e.tar.gz lwn-844fcc53962d781aab7c164acbfa46505427375e.zip |
make sys_poll() wait at least timeout ms
schedule_timeout(jiffies) waits for at least jiffies - 1. Add 1 jiffie to
the timeout_jiffies calculated in sys_poll() to wait at least
timeout_msecs, like poll() manpage says.
Signed-off-by: Karsten Wiese <fzu@wemgehoertderstaat.de>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: "H. Peter Anvin" <hpa@zytor.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/select.c')
-rw-r--r-- | fs/select.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/select.c b/fs/select.c index 47f47925aea2..5633fe980781 100644 --- a/fs/select.c +++ b/fs/select.c @@ -739,7 +739,7 @@ asmlinkage long sys_poll(struct pollfd __user *ufds, unsigned int nfds, timeout_jiffies = -1; else #endif - timeout_jiffies = msecs_to_jiffies(timeout_msecs); + timeout_jiffies = msecs_to_jiffies(timeout_msecs) + 1; } else { /* Infinite (< 0) or no (0) timeout */ timeout_jiffies = timeout_msecs; |