sparc64: update pmdp_invalidate() to return old pmd value

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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>

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Nitin Gupta 2018-01-31 16:18:09 -08:00 • committed by Linus Torvalds

parent 9c4563f11f

commit a8e654f01c

2 changed files with 19 additions and 6 deletions

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2

arch/sparc/include/asm/pgtable_64.h

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23

arch/sparc/mm/tlb.c

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