Messages in this thread | | | Date | Thu, 16 Aug 2001 20:26:06 +0200 | From | Andrea Arcangeli <> | Subject | Re: [PATCH] Align VM locks |
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On Thu, Aug 16, 2001 at 06:41:08PM +0100, Mark Hemment wrote: > Hi, > > The patch below ensures the pagecache_lock and pagemap_lru_lock aren't > sharing an L1 cacheline with anyone else - espically each other!
This is the right one:
ftp://ftp.us.kernel.org/pub/linux/kernel/people/andrea/kernels/v2.4/2.4.8aa1/00_cachelinealigned-in-smp-1
Alan also merged it in -ac IIRC.
BTW, for your other patch you sent a few hours ago you forgot to drop the KMAP entry that is wasting NR_CPUS*PAGE_SIZE of virtual address space:
ftp://ftp.us.kernel.org/pub/linux/kernel/people/andrea/kernels/v2.4/2.4.8aa1/00_create_bounces-sleeps-1
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