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

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>

diff --git a/arch/mips/kernel/irixsig.c b/arch/mips/kernel/irixsig.c
index 4c114ae..eff8932 100644 (file)
--- a/arch/mips/kernel/irixsig.c
+++ b/arch/mips/kernel/irixsig.c
@@ -440,18 +440,6 @@ struct irix5_siginfo {
        } 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,
                                struct timespec *tp)
 {
@@ -489,14 +477,13 @@ asmlinkage int irix_sigpoll_sys(unsigned long *set, struct irix5_siginfo *info,
                        error = -EINVAL;
                        goto out;
                }
-               expire = timespectojiffies(tp)+(tp->tv_sec||tp->tv_nsec);
+               expire = timespec_to_jiffies(tp) + (tp->tv_sec||tp->tv_nsec);
        }
 
        while(1) {
                long tmp = 0;
 
-               current->state = TASK_INTERRUPTIBLE;
-               expire = schedule_timeout(expire);
+               expire = schedule_timeout_interruptible(expire);
 
                for (i=0; i<=4; i++)
                        tmp |= (current->pending.signal.sig[i] & kset.sig[i]);

diff --git a/arch/mips/kernel/sysirix.c b/arch/mips/kernel/sysirix.c
index b465954..4de1556 100644 (file)
--- a/arch/mips/kernel/sysirix.c
+++ b/arch/mips/kernel/sysirix.c
@@ -1032,8 +1032,7 @@ bad:
 
 asmlinkage int irix_sginap(int ticks)
 {
-       current->state = TASK_INTERRUPTIBLE;
-       schedule_timeout(ticks);
+       schedule_timeout_interruptible(ticks);
        return 0;
 }