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5875509d2f
Add a helper to untag a user pointer. This is needed for ADI support in get_user_pages_fast. Link: http://lkml.kernel.org/r/20190625143715.1689-9-hch@lst.de Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Khalid Aziz <khalid.aziz@oracle.com> Cc: David Miller <davem@davemloft.net> Cc: Andrey Konovalov <andreyknvl@google.com> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: James Hogan <jhogan@kernel.org> Cc: Jason Gunthorpe <jgg@mellanox.com> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Nicholas Piggin <npiggin@gmail.com> Cc: Paul Burton <paul.burton@mips.com> Cc: Paul Mackerras <paulus@samba.org> Cc: Ralf Baechle <ralf@linux-mips.org> Cc: Rich Felker <dalias@libc.org> Cc: Yoshinori Sato <ysato@users.sourceforge.jp> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org> |
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