diff options
| author | Thomas Gleixner <tglx@linutronix.de> | 2007-02-16 10:27:36 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-02-16 17:13:57 +0100 |
| commit | 73b08d2aa4245806ef1bdd48463e9a0b045c62cf (patch) | |
| tree | 1cd5b3a7b9f889bb6ff1e7fc6c9a95751faad4d7 /arch | |
| parent | [PATCH] x86: rewrite SMP TSC sync code (diff) | |
| download | linux-73b08d2aa4245806ef1bdd48463e9a0b045c62cf.tar.xz linux-73b08d2aa4245806ef1bdd48463e9a0b045c62cf.zip | |
[PATCH] clocksource: replace is_continuous by a flag field
Using a flag filed allows to encode more than one information into a variable.
Preparatory patch for the generic clocksource verification.
[mingo@elte.hu: convert vmitime.c to the new clocksource flag]
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Cc: john stultz <johnstul@us.ibm.com>
Cc: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/i386/kernel/hpet.c | 2 | ||||
| -rw-r--r-- | arch/i386/kernel/tsc.c | 7 | ||||
| -rw-r--r-- | arch/i386/kernel/vmitime.c | 2 |
3 files changed, 7 insertions, 4 deletions
diff --git a/arch/i386/kernel/hpet.c b/arch/i386/kernel/hpet.c index 0b29d41322a2..7d2739fff3a3 100644 --- a/arch/i386/kernel/hpet.c +++ b/arch/i386/kernel/hpet.c @@ -26,7 +26,7 @@ static struct clocksource clocksource_hpet = { .mask = HPET_MASK, .mult = 0, /* set below */ .shift = HPET_SHIFT, - .is_continuous = 1, + .flags = CLOCK_SOURCE_IS_CONTINUOUS, }; static int __init init_hpet_clocksource(void) diff --git a/arch/i386/kernel/tsc.c b/arch/i386/kernel/tsc.c index 0fd93107ff9a..a37654991788 100644 --- a/arch/i386/kernel/tsc.c +++ b/arch/i386/kernel/tsc.c @@ -314,7 +314,8 @@ static struct clocksource clocksource_tsc = { .mult = 0, /* to be set */ .shift = 22, .update_callback = tsc_update_callback, - .is_continuous = 1, + .flags = CLOCK_SOURCE_IS_CONTINUOUS | + CLOCK_SOURCE_MUST_VERIFY, }; static int tsc_update_callback(void) @@ -434,8 +435,10 @@ static int __init init_tsc_clocksource(void) clocksource_tsc.mult = clocksource_khz2mult(current_tsc_khz, clocksource_tsc.shift); /* lower the rating if we already know its unstable: */ - if (check_tsc_unstable()) + if (check_tsc_unstable()) { clocksource_tsc.rating = 0; + clocksource_tsc.flags &= ~CLOCK_SOURCE_IS_CONTINUOUS; + } init_timer(&verify_tsc_freq_timer); verify_tsc_freq_timer.function = verify_tsc_freq; diff --git a/arch/i386/kernel/vmitime.c b/arch/i386/kernel/vmitime.c index 2e2d8dbcbd68..76d2adcae5a3 100644 --- a/arch/i386/kernel/vmitime.c +++ b/arch/i386/kernel/vmitime.c @@ -115,7 +115,7 @@ static struct clocksource clocksource_vmi = { .mask = CLOCKSOURCE_MASK(64), .mult = 0, /* to be set */ .shift = 22, - .is_continuous = 1, + .flags = CLOCK_SOURCE_IS_CONTINUOUS, }; |