The patch titled
KVM: MMU: If an empty shadow page is not empty, report more info
has been removed from the -mm tree. Its filename was
kvm-mmu-if-an-empty-shadow-page-is-not-empty-report-more-info.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: KVM: MMU: If an empty shadow page is not empty, report more info
From: Avi Kivity <avi@xxxxxxxxxxxx>
Signed-off-by: Avi Kivity <avi@xxxxxxxxxxxx>
Acked-by: Ingo Molnar <mingo@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
drivers/kvm/mmu.c | 12 ++++++++----
1 file changed, 8 insertions(+), 4 deletions(-)
diff -puN drivers/kvm/mmu.c~kvm-mmu-if-an-empty-shadow-page-is-not-empty-report-more-info drivers/kvm/mmu.c
--- a/drivers/kvm/mmu.c~kvm-mmu-if-an-empty-shadow-page-is-not-empty-report-more-info
+++ a/drivers/kvm/mmu.c
@@ -305,12 +305,16 @@ static void rmap_write_protect(struct kv
static int is_empty_shadow_page(hpa_t page_hpa)
{
- u32 *pos;
- u32 *end;
- for (pos = __va(page_hpa), end = pos + PAGE_SIZE / sizeof(u32);
+ u64 *pos;
+ u64 *end;
+
+ for (pos = __va(page_hpa), end = pos + PAGE_SIZE / sizeof(u64);
pos != end; pos++)
- if (*pos != 0)
+ if (*pos != 0) {
+ printk(KERN_ERR "%s: %p %llx\n", __FUNCTION__,
+ pos, *pos);
return 0;
+ }
return 1;
}
_
Patches currently in -mm which might be from avi@xxxxxxxxxxxx are
-
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