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| author | Max Filippov <jcmvbkbc@gmail.com> | 2013-05-18 23:34:30 +0400 |
|---|---|---|
| committer | Chris Zankel <chris@zankel.net> | 2013-05-20 11:48:23 -0700 |
| commit | 51fc41a90603eaee7b6d03b6027be8f22fcf8ef9 (patch) | |
| tree | 87f240d64051f5747027e07592f0ec50cbdd4e37 /arch/xtensa/mm/tlb.c | |
| parent | 7711ece9b31f0f3cf15ca16005dfd78988ea8f7e (diff) | |
xtensa: fix fast_store_prohibited _PAGE_WRITABLE_BIT test
Before _PAGE_WRITABLE_BIT test fast_store_prohibited must make sure that
PTE is present. Otherwise 'writable' bit is undefined and may be reused
in the 'file offset' or 'swap type' PTE fields.
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
Diffstat (limited to 'arch/xtensa/mm/tlb.c')
0 files changed, 0 insertions, 0 deletions