Messages in this thread Patch in this message | | | Date | Fri, 15 Jul 2005 05:04:57 -0600 (MDT) | From | Zwane Mwaikambo <> | Subject | Re: [PATCH] x86_64: print processor number in show_regs |
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On Fri, 15 Jul 2005, Zwane Mwaikambo wrote:
> Up to date i've been using the GS value to determine the processor number > in dumps from show_regs, however this can be cumbersome to do if you don't > have the vmlinux to verify with the address of cpu_pda, how about the > following? I considered using hard_smp_processor_id for robustness but we > already dereference current so we're already relying on MSR_GS_BASE being > sane. > > Signed-off-by: Zwane Mwaikambo <zwane@arm.linux.org.uk>
Sorry, i sent off an older patch, here is the correct one;
Index: linux-2.6.13-rc2-mm1/arch/x86_64/kernel/process.c =================================================================== RCS file: /home/cvsroot/linux-2.6.13-rc2-mm1/arch/x86_64/kernel/process.c,v retrieving revision 1.1.1.1 diff -u -p -B -r1.1.1.1 process.c --- linux-2.6.13-rc2-mm1/arch/x86_64/kernel/process.c 10 Jul 2005 04:38:46 -0000 1.1.1.1 +++ linux-2.6.13-rc2-mm1/arch/x86_64/kernel/process.c 15 Jul 2005 11:00:28 -0000 @@ -311,6 +311,7 @@ void __show_regs(struct pt_regs * regs) void show_regs(struct pt_regs *regs) { + printk("CPU %d:", smp_processor_id()); __show_regs(regs); show_trace(®s->rsp); } - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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