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hrtimer_nanosleep(): Pass rmtp in restart_block

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Store the pointer to the timespec which gets updated with the remaining
time in the restart block and remove the function argument.

[ tglx: Added changelog ]

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Cc: John Stultz <john.stultz@linaro.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/20170607084241.28657-3-viro@ZenIV.linux.org.uk
This commit is contained in:
Al Viro 2017-06-07 09:42:28 +01:00 • committed by Thomas Gleixner
parent 15f27ce24c
commit 192a82f900
5 changed files with 17 additions and 11 deletions
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6
kernel/compat.c
View file

@ -253,9 +253,9 @@ COMPAT_SYSCALL_DEFINE2(nanosleep, struct compat_timespec __user *, rqtp,
oldfs = get_fs();
set_fs(KERNEL_DS);
ret = hrtimer_nanosleep(&tu64,
rmtp ? (struct timespec __user *)&rmt : NULL,
HRTIMER_MODE_REL, CLOCK_MONOTONIC);
current->restart_block.nanosleep.rmtp =
rmtp ? (struct timespec __user *)&rmt : NULL;
ret = hrtimer_nanosleep(&tu64, HRTIMER_MODE_REL, CLOCK_MONOTONIC);
set_fs(oldfs);
/*