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authorLinus Torvalds <torvalds@linux-foundation.org>2009-06-10 16:16:27 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-06-10 16:16:27 -0700
commitbe15f9d63b97da0065187696962331de6cd9de9e (patch)
treecc85c72e92afccfdcdfa851c4694a93f4ea22b84 /arch/x86/mm/fault.c
parent595dc54a1da91408a52c4b962f3deeb1109aaca0 (diff)
parenta789ed5fb6d0256c4177c2cc27e06520ddbe4d4c (diff)
downloadop-kernel-dev-be15f9d63b97da0065187696962331de6cd9de9e.zip
op-kernel-dev-be15f9d63b97da0065187696962331de6cd9de9e.tar.gz
Merge branch 'x86-xen-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'x86-xen-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (42 commits) xen: cache cr0 value to avoid trap'n'emulate for read_cr0 xen/x86-64: clean up warnings about IST-using traps xen/x86-64: fix breakpoints and hardware watchpoints xen: reserve Xen start_info rather than e820 reserving xen: add FIX_TEXT_POKE to fixmap lguest: update lazy mmu changes to match lguest's use of kvm hypercalls xen: honour VCPU availability on boot xen: add "capabilities" file xen: drop kexec bits from /sys/hypervisor since kexec isn't implemented yet xen/sys/hypervisor: change writable_pt to features xen: add /sys/hypervisor support xen/xenbus: export xenbus_dev_changed xen: use device model for suspending xenbus devices xen: remove suspend_cancel hook xen/dev-evtchn: clean up locking in evtchn xen: export ioctl headers to userspace xen: add /dev/xen/evtchn driver xen: add irq_from_evtchn xen: clean up gate trap/interrupt constants xen: set _PAGE_NX in __supported_pte_mask before pagetable construction ...
Diffstat (limited to 'arch/x86/mm/fault.c')
-rw-r--r--arch/x86/mm/fault.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c
index b9ca6d7..5ec7ae3 100644
--- a/arch/x86/mm/fault.c
+++ b/arch/x86/mm/fault.c
@@ -201,12 +201,10 @@ static inline pmd_t *vmalloc_sync_one(pgd_t *pgd, unsigned long address)
if (!pmd_present(*pmd_k))
return NULL;
- if (!pmd_present(*pmd)) {
+ if (!pmd_present(*pmd))
set_pmd(pmd, *pmd_k);
- arch_flush_lazy_mmu_mode();
- } else {
+ else
BUG_ON(pmd_page(*pmd) != pmd_page(*pmd_k));
- }
return pmd_k;
}
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