Messages in this thread Patch in this message |  | | | From | OGAWA Hirofumi <> | | Subject | [PATCH] x86: disable hpet legacy replacement for kdump | | Date | Mon, 03 Dec 2007 01:40:34 +0900 |
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OGAWA Hirofumi <hirofumi@mail.parknet.co.jp> writes:
> This seems to introduced after 2.6.23, so if possible, I'd like to fix > before 2.6.24. What do you think the following?
The following patch fixes the kdump path. Please apply. -- OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
[PATCH] x86: disable hpet legacy replacement for kexec
Like the above patch, we should also add hpet_disable() for kdump.
Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp> --- arch/x86/kernel/crash.c | 4 ++++ 1 file changed, 4 insertions(+) diff -puN arch/x86/kernel/crash.c~kdump-need-to-disable-hpet arch/x86/kernel/crash.c --- linux-2.6/arch/x86/kernel/crash.c~kdump-need-to-disable-hpet 2007-11-29 12:21:55.000000000 +0900 +++ linux-2.6-hirofumi/arch/x86/kernel/crash.c 2007-11-29 12:34:21.000000000 +0900 @@ -22,6 +22,7 @@ #include <asm/nmi.h> #include <asm/hw_irq.h> #include <asm/apic.h> +#include <asm/hpet.h> #include <linux/kdebug.h> #include <asm/smp.h> @@ -140,5 +141,8 @@ void machine_crash_shutdown(struct pt_re #if defined(CONFIG_X86_IO_APIC) disable_IO_APIC(); #endif +#ifdef CONFIG_HPET_TIMER + hpet_disable(); +#endif crash_save_cpu(regs, safe_smp_processor_id()); } _
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