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Kirill A. Shutemov a8fa41ad2f mm, rmap: check all VMAs that PTE-mapped THP can be part of
Current rmap code can miss a VMA that maps PTE-mapped THP if the first
suppage of the THP was unmapped from the VMA.

We need to walk rmap for the whole range of offsets that THP covers, not
only the first one.

vma_address() also need to be corrected to check the range instead of
the first subpage.

Link: http://lkml.kernel.org/r/20170129173858.45174-6-kirill.shutemov@linux.intel.com
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Acked-by: Hillf Danton <hillf.zj@alibaba-inc.com>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rik van Riel <riel@redhat.com>
Cc: Srikar Dronamraju <srikar@linux.vnet.ibm.com>
Cc: Vladimir Davydov <vdavydov.dev@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2017-02-24 17:46:55 -08:00
arch mm: fix get_user_pages() vs device-dax pud mappings 2017-02-24 17:46:54 -08:00
block
certs
crypto crypto: xts - Add ECB dependency 2017-02-23 20:11:06 +08:00
Documentation mm/ksm: improve deduplication of zero pages with colouring 2017-02-24 17:46:53 -08:00
drivers mm: replace FAULT_FLAG_SIZE with parameter to huge_fault 2017-02-24 17:46:54 -08:00
firmware
fs mm: replace FAULT_FLAG_SIZE with parameter to huge_fault 2017-02-24 17:46:54 -08:00
include mm: introduce page_vma_mapped_walk() 2017-02-24 17:46:55 -08:00
init Merge branch 'akpm' (patches from Andrew) 2017-02-22 19:29:24 -08:00
ipc mm, fs: reduce fault, page_mkwrite, and pfn_mkwrite to take only vmf 2017-02-24 17:46:54 -08:00
kernel uprobes: split THPs before trying to replace them 2017-02-24 17:46:55 -08:00
lib Less anger inducing pull request for 4.11 2017-02-23 18:58:18 -08:00
mm mm, rmap: check all VMAs that PTE-mapped THP can be part of 2017-02-24 17:46:55 -08:00
net bpf: Fix bpf_xdp_event_output 2017-02-23 13:53:42 -05:00
samples
scripts Merge branch 'akpm' (patches from Andrew) 2017-02-22 19:29:24 -08:00
security mm, fs: reduce fault, page_mkwrite, and pfn_mkwrite to take only vmf 2017-02-24 17:46:54 -08:00
sound mm, fs: reduce fault, page_mkwrite, and pfn_mkwrite to take only vmf 2017-02-24 17:46:54 -08:00
tools userfaultfd: non-cooperative: selftest: enable REMOVE event test for shmem 2017-02-24 17:46:54 -08:00
usr
virt mm, fs: reduce fault, page_mkwrite, and pfn_mkwrite to take only vmf 2017-02-24 17:46:54 -08:00
.cocciconfig
.get_maintainer.ignore
.gitattributes
.gitignore
.mailmap
COPYING
CREDITS
Kbuild
Kconfig
MAINTAINERS Less anger inducing pull request for 4.11 2017-02-23 18:58:18 -08:00
Makefile A slightly quieter cycle for documentation this time around. 2017-02-22 18:51:29 -08:00
README

Linux kernel
============

This file was moved to Documentation/admin-guide/README.rst

Please notice that there are several guides for kernel developers and users.
These guides can be rendered in a number of formats, like HTML and PDF.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.
See Documentation/00-INDEX for a list of what is contained in each file.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.