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| author | Christophe Leroy <christophe.leroy@csgroup.eu> | 2020-10-10 15:14:29 +0000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2020-11-05 23:34:16 +1100 |
| commit | 0540b0d2ce9073fd2a736d636218faa61c99e572 (patch) | |
| tree | 517be2f95a39282be55126bed293807c0cca6d46 /security | |
| parent | 11522448e641e8f1690c9db06e01985e8e19b401 (diff) | |
| download | linux-stable-0540b0d2ce9073fd2a736d636218faa61c99e572.tar.gz linux-stable-0540b0d2ce9073fd2a736d636218faa61c99e572.tar.bz2 linux-stable-0540b0d2ce9073fd2a736d636218faa61c99e572.zip | |
powerpc/40x: Always fault when _PAGE_ACCESSED is not set
The kernel expects pte_young() to work regardless of CONFIG_SWAP.
Make sure a minor fault is taken to set _PAGE_ACCESSED when it
is not already set, regardless of the selection of CONFIG_SWAP.
Fixes: 2c74e2586bb9 ("powerpc/40x: Rework 40x PTE access and TLB miss")
Cc: stable@vger.kernel.org
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/b02ca2ed2d3676a096219b48c0f69ec982a75bcf.1602342801.git.christophe.leroy@csgroup.eu
Diffstat (limited to 'security')
0 files changed, 0 insertions, 0 deletions