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authorKirill A. Shutemov <kirill.shutemov@linux.intel.com>2016-01-15 16:51:53 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2016-01-15 17:56:32 -0800
commite4f87d5d752d259b274681420b010c65006301a6 (patch)
treeb7c59f18dce617c40d87066d7138309cc115961f /tools
parent50ea78d676d4282a403f956229505b9fddf69f3a (diff)
downloadlwn-e4f87d5d752d259b274681420b010c65006301a6.tar.gz
lwn-e4f87d5d752d259b274681420b010c65006301a6.zip
page-flags: define PG_mlocked behavior on compound pages
Transparent huge pages can be mlocked -- whole compund page at once. Something went wrong if we're trying to mlock() tail page. Let's use PF_NO_TAIL. Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Cc: Andrea Arcangeli <aarcange@redhat.com> Cc: Hugh Dickins <hughd@google.com> Cc: Dave Hansen <dave.hansen@intel.com> Cc: Mel Gorman <mgorman@suse.de> Cc: Rik van Riel <riel@redhat.com> Cc: Vlastimil Babka <vbabka@suse.cz> Cc: Christoph Lameter <cl@linux.com> Cc: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com> Cc: Steve Capper <steve.capper@linaro.org> Cc: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> Cc: Johannes Weiner <hannes@cmpxchg.org> Cc: Michal Hocko <mhocko@suse.cz> Cc: Jerome Marchand <jmarchan@redhat.com> Cc: Jérôme Glisse <jglisse@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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