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| author | Nitin Gupta <nitin.m.gupta@oracle.com> | 2018-01-31 16:18:09 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2018-05-30 07:50:23 +0200 |
| commit | 9da97a9537031e0677da3c1accd4f11ff4a92da5 (patch) | |
| tree | 716aad2855448bd3d6809245e2b9d895af862dc9 /arch/sparc/include | |
| parent | 038ab51ea036e255c614e1c5f58a8c08799ddd64 (diff) | |
| download | linux-stable-9da97a9537031e0677da3c1accd4f11ff4a92da5.tar.gz linux-stable-9da97a9537031e0677da3c1accd4f11ff4a92da5.tar.bz2 linux-stable-9da97a9537031e0677da3c1accd4f11ff4a92da5.zip | |
sparc64: update pmdp_invalidate() to return old pmd value
[ Upstream commit a8e654f01cb725d0bfd741ebca1bf4c9337969cc ]
It's required to avoid losing dirty and accessed bits.
[akpm@linux-foundation.org: add a `do' to the do-while loop]
Link: http://lkml.kernel.org/r/20171213105756.69879-9-kirill.shutemov@linux.intel.com
Signed-off-by: Nitin Gupta <nitin.m.gupta@oracle.com>
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Cc: David Miller <davem@davemloft.net>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: Michal Hocko <mhocko@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/sparc/include')
| -rw-r--r-- | arch/sparc/include/asm/pgtable_64.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/sparc/include/asm/pgtable_64.h b/arch/sparc/include/asm/pgtable_64.h index b6802b978140..81ad06a1672f 100644 --- a/arch/sparc/include/asm/pgtable_64.h +++ b/arch/sparc/include/asm/pgtable_64.h @@ -952,7 +952,7 @@ void update_mmu_cache_pmd(struct vm_area_struct *vma, unsigned long addr, pmd_t *pmd); #define __HAVE_ARCH_PMDP_INVALIDATE -extern void pmdp_invalidate(struct vm_area_struct *vma, unsigned long address, +extern pmd_t pmdp_invalidate(struct vm_area_struct *vma, unsigned long address, pmd_t *pmdp); #define __HAVE_ARCH_PGTABLE_DEPOSIT |