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author | Dmitry Torokhov <dtor_core@ameritech.net> | 2006-04-02 00:08:05 -0500 |
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committer | Dmitry Torokhov <dtor_core@ameritech.net> | 2006-04-02 00:08:05 -0500 |
commit | 95d465fd750897ab32462a6702fbfe1b122cbbc0 (patch) | |
tree | 65c38b2f11c51bb6932e44dd6c92f15b0091abfe /arch/x86_64/kernel/pmtimer.c | |
parent | 642fde17dceceb56c7ba2762733ac688666ae657 (diff) | |
parent | 683aa4012f53b2ada0f430487e05d37b0d94e90a (diff) | |
download | op-kernel-dev-95d465fd750897ab32462a6702fbfe1b122cbbc0.zip op-kernel-dev-95d465fd750897ab32462a6702fbfe1b122cbbc0.tar.gz |
Manual merge with Linus.
Conflicts:
arch/powerpc/kernel/setup-common.c
drivers/input/keyboard/hil_kbd.c
drivers/input/mouse/hil_ptr.c
Diffstat (limited to 'arch/x86_64/kernel/pmtimer.c')
-rw-r--r-- | arch/x86_64/kernel/pmtimer.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/x86_64/kernel/pmtimer.c b/arch/x86_64/kernel/pmtimer.c index 5c51d10..b0444a4 100644 --- a/arch/x86_64/kernel/pmtimer.c +++ b/arch/x86_64/kernel/pmtimer.c @@ -86,7 +86,7 @@ static unsigned pmtimer_wait_tick(void) for (a = b = inl(pmtmr_ioport) & ACPI_PM_MASK; a == b; b = inl(pmtmr_ioport) & ACPI_PM_MASK) - ; + cpu_relax(); return b; } @@ -97,6 +97,7 @@ void pmtimer_wait(unsigned us) a = pmtimer_wait_tick(); do { b = inl(pmtmr_ioport); + cpu_relax(); } while (cyc2us(b - a) < us); } @@ -120,7 +121,7 @@ unsigned int do_gettimeoffset_pm(void) static int __init nopmtimer_setup(char *s) { pmtmr_ioport = 0; - return 0; + return 1; } __setup("nopmtimer", nopmtimer_setup); |