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[PATCHv6,0/3] fix omission of check on FOLL_LONGTERM in gup fast path

Message ID 1584333244-10480-1-git-send-email-kernelfans@gmail.com (mailing list archive)
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Series fix omission of check on FOLL_LONGTERM in gup fast path | expand

Message

Pingfan Liu March 16, 2020, 4:34 a.m. UTC 
v5 -> v6:
  rebase code to latest linux-mm git tree

  improve commit log

  [3/3], rename GUP_FAST_LONGTERM_BENCHMARK as PIN_FAST_LONGTERM_BENCHMARK due
  to LONGTERM should be a special case of pin page.

Cc: Ira Weiny <ira.weiny@intel.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Mike Rapoport <rppt@linux.ibm.com>
Cc: Dan Williams <dan.j.williams@intel.com>
Cc: Matthew Wilcox <willy@infradead.org>
Cc: John Hubbard <jhubbard@nvidia.com>
Cc: "Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Jason Gunthorpe <jgg@ziepe.ca>
To: linux-mm@kvack.org
Cc: linux-kernel@vger.kernel.org

Pingfan Liu (3):
  mm/gup: rename nr as nr_pinned in get_user_pages_fast()
  mm/gup: fix omission of check on FOLL_LONGTERM in gup fast path
  mm/gup_benchemark: add LONGTERM_BENCHMARK test in gup fast path

 mm/gup.c                                   | 29 +++++++++++++++++++----------
 mm/gup_benchmark.c                         |  7 +++++++
 tools/testing/selftests/vm/gup_benchmark.c |  6 +++++-
 3 files changed, 31 insertions(+), 11 deletions(-)

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2.7.5