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authorDavid Howells <dhowells@redhat.com>2006-09-27 01:50:18 -0700
committerLinus Torvalds <torvalds@g5.osdl.org>2006-09-27 08:26:14 -0700
commit7b4d5b8b39fd3701ed3693a89f2bd8f6ef49bce2 (patch)
treeb1741de6753ec41a45a7b69276eeccb1bcb3e46d /Documentation/nommu-mmap.txt
parent910e46da4b4e93d56ffea318c64afa41868d5e6d (diff)
[PATCH] NOMMU: Check VMA protections
Check the VMA protections in get_user_pages() against what's being asked. This checks to see that we don't accidentally write on a non-writable VMA or permit an I/O mapping VMA to be accessed (which may lack page structs). Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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