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authorVenki Pallipadi <venkatesh.pallipadi@intel.com>2008-08-19 16:28:01 -0700
committerIngo Molnar <mingo@elte.hu>2008-08-20 12:08:37 +0200
commit80c5e73d6028e0f03ab0c70e7c4cbf98ac2e0c43 (patch)
treeb1ae13cc96dd94e7090942e5602df6277a4126e4 /arch/sparc64/kernel/itlb_miss.S
parentc6744955d0ec0cb485c28c51eeb7185e260f6172 (diff)
x86: fix Xorg startup/shutdown slowdown with PAT
Rene Herman reported significant Xorg startup/shutdown slowdown due to PAT. It turns out that the memtype list has thousands of entries. Add cached_entry to list add routine, in order to speed up the lookup for sequential reserve_memtype calls. Reported-by: Rene Herman <rene.herman@keyaccess.nl> Signed-off-by: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/sparc64/kernel/itlb_miss.S')
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