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authorAndrea Arcangeli <aarcange@redhat.com>2011-01-13 15:46:36 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2011-01-13 17:32:39 -0800
commit331127f799d1618e2ad978a0d220ed935a7b0ca8 (patch)
tree8a5d8a647939d13bdbba09379dca08fc9997cd95 /arch/x86/kernel/paravirt.c
parent0a47de52db04c5eb346e99a8d038e693689bedca (diff)
downloadlinux-331127f799d1618e2ad978a0d220ed935a7b0ca8.tar.bz2
thp: add pmd paravirt ops
Paravirt ops pmd_update/pmd_update_defer/pmd_set_at. Not all might be necessary (vmware needs pmd_update, Xen needs set_pmd_at, nobody needs pmd_update_defer), but this is to keep full simmetry with pte paravirt ops, which looks cleaner and simpler from a common code POV. Signed-off-by: Andrea Arcangeli <aarcange@redhat.com> Acked-by: Rik van Riel <riel@redhat.com> Acked-by: Mel Gorman <mel@csn.ul.ie> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/x86/kernel/paravirt.c')
-rw-r--r--arch/x86/kernel/paravirt.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/x86/kernel/paravirt.c b/arch/x86/kernel/paravirt.c
index c5b250011fd4..869e1aeeb71b 100644
--- a/arch/x86/kernel/paravirt.c
+++ b/arch/x86/kernel/paravirt.c
@@ -421,8 +421,11 @@ struct pv_mmu_ops pv_mmu_ops = {
.set_pte = native_set_pte,
.set_pte_at = native_set_pte_at,
.set_pmd = native_set_pmd,
+ .set_pmd_at = native_set_pmd_at,
.pte_update = paravirt_nop,
.pte_update_defer = paravirt_nop,
+ .pmd_update = paravirt_nop,
+ .pmd_update_defer = paravirt_nop,
.ptep_modify_prot_start = __ptep_modify_prot_start,
.ptep_modify_prot_commit = __ptep_modify_prot_commit,