The patch titled
Subject: mm-vmalloc-clean-up-vunmap-to-avoid-pgtable-ops-twice-v3
has been added to the -mm tree. Its filename is
mm-vmalloc-clean-up-vunmap-to-avoid-pgtable-ops-twice-v3.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-vmalloc-clean-up-vunmap-to-avoid-pgtable-ops-twice-v3.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-vmalloc-clean-up-vunmap-to-avoid-pgtable-ops-twice-v3.patch
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------------------------------------------------------
From: Chintan Pandya <cpandya@xxxxxxxxxxxxxx>
Subject: mm-vmalloc-clean-up-vunmap-to-avoid-pgtable-ops-twice-v3
Link: http://lkml.kernel.org/r/1525176960-18408-1-git-send-email-cpandya@xxxxxxxxxxxxxx
Signed-off-by: Chintan Pandya <cpandya@xxxxxxxxxxxxxx>
Cc: Vlastimil Babka <vbabka@xxxxxxx>
Cc: Laura Abbott <labbott@xxxxxxxxxx>
Cc: Catalin Marinas <catalin.marinas@xxxxxxx>
Cc: Johannes Weiner <hannes@xxxxxxxxxxx>
Cc: Florian Fainelli <f.fainelli@xxxxxxxxx>
Cc: Yisheng Xie <xieyisheng1@xxxxxxxxxx>
Cc: Ard Biesheuvel <ard.biesheuvel@xxxxxxxxxx>
Cc: Wei Yang <richard.weiyang@xxxxxxxxx>
Cc: Byungchul Park <byungchul.park@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/vmalloc.c | 4 ++++
1 file changed, 4 insertions(+)
diff -puN mm/vmalloc.c~mm-vmalloc-clean-up-vunmap-to-avoid-pgtable-ops-twice-v3 mm/vmalloc.c
--- a/mm/vmalloc.c~mm-vmalloc-clean-up-vunmap-to-avoid-pgtable-ops-twice-v3
+++ a/mm/vmalloc.c
@@ -1036,6 +1036,10 @@ static void vb_free(const void *addr, un
vunmap_page_range((unsigned long)addr, (unsigned long)addr + size);
+ if (debug_pagealloc_enabled())
+ flush_tlb_kernel_range((unsigned long)addr,
+ (unsigned long)addr + size);
+
spin_lock(&vb->lock);
/* Expand dirty range */
_
Patches currently in -mm which might be from cpandya@xxxxxxxxxxxxxx are
mm-vmalloc-clean-up-vunmap-to-avoid-pgtable-ops-twice.patch
mm-vmalloc-clean-up-vunmap-to-avoid-pgtable-ops-twice-v3.patch
mm-vmalloc-avoid-racy-handling-of-debugobjects-in-vunmap.patch
mm-vmalloc-pass-proper-vm_start-into-debugobjects.patch
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