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| author |   Peter Zijlstra <peterz@infradead.org> | 2018-08-26 12:56:48 +0200 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2018-10-09 16:51:11 +0200 |
| commit | a31acd3ee8f7dbc0370bdf4a4bfef7a8c13c7542 (patch) | |
| tree | fe6035ec072385441ded002ba945960ba1ddc034 /arch/x86/kernel/vm86_32.c | |
| parent | Merge branch 'tlb/asm-generic' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux into x86/mm (diff) | |
| download | linux-dev-a31acd3ee8f7dbc0370bdf4a4bfef7a8c13c7542.tar.xz linux-dev-a31acd3ee8f7dbc0370bdf4a4bfef7a8c13c7542.zip | |
x86/mm: Page size aware flush_tlb_mm_range()
Use the new tlb_get_unmap_shift() to determine the stride of the
INVLPG loop.
Cc: Nick Piggin <npiggin@gmail.com>
Cc: Will Deacon <will.deacon@arm.com>
Cc: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Diffstat (limited to 'arch/x86/kernel/vm86_32.c')
| -rw-r--r-- | arch/x86/kernel/vm86_32.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kernel/vm86_32.c b/arch/x86/kernel/vm86_32.c index 1c03e4aa6474..52fed70f671e 100644 --- a/arch/x86/kernel/vm86_32.c +++ b/arch/x86/kernel/vm86_32.c @@ -199,7 +199,7 @@ static void mark_screen_rdonly(struct mm_struct *mm) pte_unmap_unlock(pte, ptl); out: up_write(&mm->mmap_sem); - flush_tlb_mm_range(mm, 0xA0000, 0xA0000 + 32*PAGE_SIZE, 0UL); + flush_tlb_mm_range(mm, 0xA0000, 0xA0000 + 32*PAGE_SIZE, PAGE_SHIFT); } |