diff options
| author | Leon Woestenberg <leon.woestenberg@gmail.com> | 2008-02-16 14:33:38 +0000 |
|---|---|---|
| committer | Leon Woestenberg <leon.woestenberg@gmail.com> | 2008-02-16 14:33:38 +0000 |
| commit | 08653b16db42a76bc13abae66d34c0fc85f9a99c (patch) | |
| tree | b6b247aeb19ca92a0911739725c2f246fe6c1e8b /packages/linux/linux-rt-2.6.24 | |
| parent | 1a206edc5115255238d69aa90badffa04927549b (diff) | |
linux-(rt-)2.6.24: Fix clock resolution to nanosecond.
Diffstat (limited to 'packages/linux/linux-rt-2.6.24')
| -rw-r--r-- | packages/linux/linux-rt-2.6.24/powerpc-clockres.patch | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/packages/linux/linux-rt-2.6.24/powerpc-clockres.patch b/packages/linux/linux-rt-2.6.24/powerpc-clockres.patch new file mode 100644 index 0000000000..a0cf05b44e --- /dev/null +++ b/packages/linux/linux-rt-2.6.24/powerpc-clockres.patch @@ -0,0 +1,47 @@ +Index: linux-2.6.24/arch/powerpc/kernel/asm-offsets.c +=================================================================== +--- linux-2.6.24.orig/arch/powerpc/kernel/asm-offsets.c 2008-02-16 13:54:09.000000000 +0100 ++++ linux-2.6.24/arch/powerpc/kernel/asm-offsets.c 2008-02-16 13:54:30.000000000 +0100 +@@ -312,7 +312,7 @@ + DEFINE(CLOCK_REALTIME, CLOCK_REALTIME); + DEFINE(CLOCK_MONOTONIC, CLOCK_MONOTONIC); + DEFINE(NSEC_PER_SEC, NSEC_PER_SEC); +- DEFINE(CLOCK_REALTIME_RES, TICK_NSEC); ++ DEFINE(CLOCK_REALTIME_RES, MONOTONIC_RES_NSEC); + + #ifdef CONFIG_BUG + DEFINE(BUG_ENTRY_SIZE, sizeof(struct bug_entry)); +Index: linux-2.6.24/include/linux/hrtimer.h +=================================================================== +--- linux-2.6.24.orig/include/linux/hrtimer.h 2008-02-16 13:54:09.000000000 +0100 ++++ linux-2.6.24/include/linux/hrtimer.h 2008-02-16 13:54:33.000000000 +0100 +@@ -223,11 +223,13 @@ + * idea of the (in)accuracy of timers. Timer values are rounded up to + * this resolution values. + */ +-# define KTIME_HIGH_RES (ktime_t) { .tv64 = 1 } ++# define HIGH_RES_NSEC 1 ++# define KTIME_HIGH_RES (ktime_t) { .tv64 = HIGH_RES_NSEC } ++# define MONOTONIC_RES_NSEC HIGH_RES_NSEC + # define KTIME_MONOTONIC_RES KTIME_HIGH_RES + + #else +- ++# define MONOTONIC_RES_NSEC LOW_RES_NSEC + # define KTIME_MONOTONIC_RES KTIME_LOW_RES + + /* +Index: linux-2.6.24/include/linux/ktime.h +=================================================================== +--- linux-2.6.24.orig/include/linux/ktime.h 2008-02-16 13:54:09.000000000 +0100 ++++ linux-2.6.24/include/linux/ktime.h 2008-02-16 13:54:36.000000000 +0100 +@@ -316,7 +316,8 @@ + * idea of the (in)accuracy of timers. Timer values are rounded up to + * this resolution values. + */ +-#define KTIME_LOW_RES (ktime_t){ .tv64 = TICK_NSEC } ++#define LOW_RES_NSEC TICK_NSEC ++#define KTIME_LOW_RES (ktime_t){ .tv64 = LOW_RES_NSEC } + + /* Get the monotonic time in timespec format: */ + extern void ktime_get_ts(struct timespec *ts); |