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[PATCH] mips: fix-up schedule_timeout() usage

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Use schedule_timeout_interruptible() instead of
set_current_state()/schedule_timeout() to reduce kernel size.  Also, replace
custom timespectojiffies() function with globally availabe
timespec_to_jiffies().

Signed-off-by: Nishanth Aravamudan <nacc@us.ibm.com>
Cc: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Nishanth Aravamudan 2005-09-10 00:27:27 -07:00 committed by Linus Torvalds
parent 52e6e63088
commit 310b587e01
2 changed files with 3 additions and 17 deletions
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17
arch/mips/kernel/irixsig.c
View File

@ -440,18 +440,6 @@ struct irix5_siginfo {
} stuff; } stuff;
}; };
static inline unsigned long timespectojiffies(struct timespec *value)
{
unsigned long sec = (unsigned) value->tv_sec;
long nsec = value->tv_nsec;
if (sec > (LONG_MAX / HZ))
return LONG_MAX;
nsec += 1000000000L / HZ - 1;
nsec /= 1000000000L / HZ;
return HZ * sec + nsec;
}
asmlinkage int irix_sigpoll_sys(unsigned long *set, struct irix5_siginfo *info, asmlinkage int irix_sigpoll_sys(unsigned long *set, struct irix5_siginfo *info,
struct timespec *tp) struct timespec *tp)
{ {
@ -489,14 +477,13 @@ asmlinkage int irix_sigpoll_sys(unsigned long *set, struct irix5_siginfo *info,
error = -EINVAL; error = -EINVAL;
goto out; goto out;
} }
expire = timespectojiffies(tp)+(tp->tv_sec||tp->tv_nsec); expire = timespec_to_jiffies(tp) + (tp->tv_sec||tp->tv_nsec);
} }
while(1) { while(1) {
long tmp = 0; long tmp = 0;
current->state = TASK_INTERRUPTIBLE; expire = schedule_timeout_interruptible(expire);
expire = schedule_timeout(expire);
for (i=0; i<=4; i++) for (i=0; i<=4; i++)
tmp |= (current->pending.signal.sig[i] & kset.sig[i]); tmp |= (current->pending.signal.sig[i] & kset.sig[i]);

3
arch/mips/kernel/sysirix.c
View File

@ -1032,8 +1032,7 @@ bad:
asmlinkage int irix_sginap(int ticks) asmlinkage int irix_sginap(int ticks)
{ {
current->state = TASK_INTERRUPTIBLE; schedule_timeout_interruptible(ticks);
schedule_timeout(ticks);
return 0; return 0;
} }