Commit abd34807 authored by Alexander van Heukelum's avatar Alexander van Heukelum Committed by Ingo Molnar

x86: traps_xx: modify default_do_nmi

 - local caching of smp_processor_id() in default_do_nmi()
 - v2: do not split default_do_nmi over two lines

On Wed, Jul 02, 2008 at 08:12:20PM +0400, Cyrill Gorcunov wrote:
> | -static notrace __kprobes void default_do_nmi(struct pt_regs *regs)
> | +static notrace __kprobes void
> | +default_do_nmi(struct pt_regs *regs)
> | [ ... ]
> | -asmlinkage notrace  __kprobes void default_do_nmi(struct pt_regs *regs)
> | +asmlinkage notrace __kprobes void
> | +default_do_nmi(struct pt_regs *regs)
>
> Hi Alexander, good done, thanks! But why did you split default_do_nmi
> definition by two lines? I think it would be better to keep them as it
> was before, ie by a single line
>
> 	static notrace __kprobes void default_do_nmi(struct pt_regs *regs)

Thanks! Here is the replacement patch with default_do_nmi left on
a single line.
Signed-off-by: default avatarAlexander van Heukelum <heukelum@fastmail.fm>
Acked-by: default avatarCyrill Gorcunov <gorcunov@gmail.com>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 13485ab5
......@@ -789,9 +789,12 @@ void notrace __kprobes die_nmi(char *str, struct pt_regs *regs, int do_panic)
static notrace __kprobes void default_do_nmi(struct pt_regs *regs)
{
unsigned char reason = 0;
int cpu;
cpu = smp_processor_id();
/* Only the BSP gets external NMIs from the system: */
if (!smp_processor_id())
/* Only the BSP gets external NMIs from the system. */
if (!cpu)
reason = get_nmi_reason();
if (!(reason & 0xc0)) {
......@@ -805,7 +808,7 @@ static notrace __kprobes void default_do_nmi(struct pt_regs *regs)
*/
if (nmi_watchdog_tick(regs, reason))
return;
if (!do_nmi_callback(regs, smp_processor_id()))
if (!do_nmi_callback(regs, cpu))
unknown_nmi_error(reason, regs);
#else
unknown_nmi_error(reason, regs);
......
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