Messages in this thread Patch in this message | | | Date | Thu, 1 Apr 2004 13:12:58 -0800 | From | Paul Jackson <> | Subject | [Patch 20/23] mask v2 - Optimize i386 cpumask macro usage |
| |
Patch_20_of_23 - Optimize i386 cpumask macro usage. Optimize a bit of cpumask code for asm-i386/mach-es7000 Code untested, unreviewed. Feedback welcome.
Diffstat Patch_20_of_23: mach_ipi.h | 5 ++--- 1 files changed, 2 insertions(+), 3 deletions(-)
diff -Nru a/include/asm-i386/mach-es7000/mach_ipi.h b/include/asm-i386/mach-es7000/mach_ipi.h --- a/include/asm-i386/mach-es7000/mach_ipi.h Mon Mar 29 01:04:03 2004 +++ b/include/asm-i386/mach-es7000/mach_ipi.h Mon Mar 29 01:04:03 2004 @@ -10,9 +10,8 @@ static inline void send_IPI_allbutself(int vector) { - cpumask_t mask = cpumask_of_cpu(smp_processor_id()); - cpus_complement(mask); - cpus_and(mask, mask, cpu_online_map); + cpumask_t mask = cpu_online_map; + cpu_clear(smp_processor_id(), mask); if (!cpus_empty(mask)) send_IPI_mask(mask, vector); }
-- I won't rest till it's the best ... Programmer, Linux Scalability Paul Jackson <pj@sgi.com> 1.650.933.1373 - 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/
| |