Messages in this thread | | | Date | Sun, 17 Aug 2003 16:58:27 -0400 | From | "David B. Stevens" <> | Subject | Re: about PENTIUM4 cache line |
| |
Dave,
Thanks that explains it.
The layout as well as the size needs to be taken into account.
Cheers, Dave
Dave Jones wrote: > On Sun, Aug 17, 2003 at 04:36:51PM -0400, David B. Stevens wrote: > > What's even more interesting is the following: > > why ? > > > tux:/usr/src/linux-2.6.0-test3 # grep -r "CONFIG_X86_L1_CACHE_SHIFT" * > > arch/i386/defconfig:CONFIG_X86_L1_CACHE_SHIFT=7 > > arch/x86_64/defconfig:CONFIG_X86_L1_CACHE_SHIFT=6 > > correct default values for P4 and Hammer respectively. > > > include/asm-x86_64/cache.h:#define L1_CACHE_SHIFT > > (CONFIG_X86_L1_CACHE_SHIFT) > > Looks sane. > > > include/linux/autoconf.h:#define CONFIG_X86_L1_CACHE_SHIFT 5 > > compile-time generated from .config > > > include/asm-i386/cache.h:#define L1_CACHE_SHIFT (CONFIG_X86_L1_CACHE_SHIFT) > > include/asm/cache.h:#define L1_CACHE_SHIFT (CONFIG_X86_L1_CACHE_SHIFT) > > looks sane > > > include/config/x86/l1/cache/shift.h:#define CONFIG_X86_L1_CACHE_SHIFT 5 > > compile time generated from .config. > > Dave >
- 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/
| |