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KVM: MMU: Fix rare oops on guest context switch
authorAvi Kivity <avi@qumranet.com>
Fri, 14 Sep 2007 17:26:06 +0000 (20:26 +0300)
committerLinus Torvalds <torvalds@woody.linux-foundation.org>
Fri, 14 Sep 2007 20:59:55 +0000 (13:59 -0700)
A guest context switch to an uncached cr3 can require allocation of
shadow pages, but we only recycle shadow pages in kvm_mmu_page_fault().

Move shadow page recycling to mmu_topup_memory_caches(), which is called
from both the page fault handler and from guest cr3 reload.

Signed-off-by: Avi Kivity <avi@qumranet.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

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