diff options
Diffstat (limited to 'recipes-kernel/linux/linux-handhelds-2.6-2.6.21/0001-time-prevent-the-loop-in-timespec_add_ns-from-bei.patch')
| -rw-r--r-- | recipes-kernel/linux/linux-handhelds-2.6-2.6.21/0001-time-prevent-the-loop-in-timespec_add_ns-from-bei.patch | 34 |
1 files changed, 0 insertions, 34 deletions
diff --git a/recipes-kernel/linux/linux-handhelds-2.6-2.6.21/0001-time-prevent-the-loop-in-timespec_add_ns-from-bei.patch b/recipes-kernel/linux/linux-handhelds-2.6-2.6.21/0001-time-prevent-the-loop-in-timespec_add_ns-from-bei.patch deleted file mode 100644 index ad10b67..0000000 --- a/recipes-kernel/linux/linux-handhelds-2.6-2.6.21/0001-time-prevent-the-loop-in-timespec_add_ns-from-bei.patch +++ /dev/null @@ -1,34 +0,0 @@ -From 38332cb98772f5ea757e6486bed7ed0381cb5f98 Mon Sep 17 00:00:00 2001 -From: Segher Boessenkool <segher@kernel.crashing.org> -Date: Tue, 4 Mar 2008 14:59:54 -0800 -Subject: [PATCH] time: prevent the loop in timespec_add_ns() from being optimised away - -Since some architectures don't support __udivdi3(). - -Signed-off-by: Segher Boessenkool <segher@kernel.crashing.org> -Cc: john stultz <johnstul@us.ibm.com> -Cc: Ingo Molnar <mingo@elte.hu> -Signed-off-by: Andrew Morton <akpm@linux-foundation.org> -Signed-off-by: Thomas Gleixner <tglx@linutronix.de> ---- - include/linux/time.h | 4 ++++ - 1 files changed, 4 insertions(+), 0 deletions(-) - -diff --git a/include/linux/time.h b/include/linux/time.h -index 2091a19..d32ef0a 100644 ---- a/include/linux/time.h -+++ b/include/linux/time.h -@@ -174,6 +174,10 @@ static inline void timespec_add_ns(struct timespec *a, u64 ns) - { - ns += a->tv_nsec; - while(unlikely(ns >= NSEC_PER_SEC)) { -+ /* The following asm() prevents the compiler from -+ * optimising this loop into a modulo operation. */ -+ asm("" : "+r"(ns)); -+ - ns -= NSEC_PER_SEC; - a->tv_sec++; - } --- -1.6.0.6 - |