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| author | Ingo Molnar <mingo@kernel.org> | 2016-03-04 12:12:08 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2016-03-04 12:12:08 +0100 |
| commit | bc94b99636dc7bcccce439a9fb9c00065e2e2627 (patch) | |
| tree | bddbd29a5fd7b2d270d039efc1d6858791a2c98f /arch/powerpc/mm/hash64_64k.c | |
| parent | ACPI/EINJ: Allow memory error injection to NVDIMM (diff) | |
| parent | Linux 4.5-rc6 (diff) | |
| download | linux-bc94b99636dc7bcccce439a9fb9c00065e2e2627.tar.xz linux-bc94b99636dc7bcccce439a9fb9c00065e2e2627.zip | |
Merge tag 'v4.5-rc6' into core/resources, to resolve conflict
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/powerpc/mm/hash64_64k.c')
| -rw-r--r-- | arch/powerpc/mm/hash64_64k.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/arch/powerpc/mm/hash64_64k.c b/arch/powerpc/mm/hash64_64k.c index 0762c1e08c88..edb09912f0c9 100644 --- a/arch/powerpc/mm/hash64_64k.c +++ b/arch/powerpc/mm/hash64_64k.c @@ -111,7 +111,13 @@ int __hash_page_4K(unsigned long ea, unsigned long access, unsigned long vsid, */ if (!(old_pte & _PAGE_COMBO)) { flush_hash_page(vpn, rpte, MMU_PAGE_64K, ssize, flags); - old_pte &= ~_PAGE_HASHPTE | _PAGE_F_GIX | _PAGE_F_SECOND; + /* + * clear the old slot details from the old and new pte. + * On hash insert failure we use old pte value and we don't + * want slot information there if we have a insert failure. + */ + old_pte &= ~(_PAGE_HASHPTE | _PAGE_F_GIX | _PAGE_F_SECOND); + new_pte &= ~(_PAGE_HASHPTE | _PAGE_F_GIX | _PAGE_F_SECOND); goto htab_insert_hpte; } /* |