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| author |   Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2017-07-24 14:28:01 +1000 |
|---|---|---|
| committer |   Michael Ellerman <mpe@ellerman.id.au> | 2017-08-23 22:27:45 +1000 |
| commit | b426e4bd77fa2f03723cc0bada80b00c664f67da (patch) | |
| tree | 23f91e12eb43460dfc9aa0f6d912c88b374d6f7d /arch/powerpc/mm/hash_utils_64.c | |
| parent | powerpc/mm: Avoid double irq save/restore in activate_mm (diff) | |
| download | linux-dev-b426e4bd77fa2f03723cc0bada80b00c664f67da.tar.xz linux-dev-b426e4bd77fa2f03723cc0bada80b00c664f67da.zip | |
powerpc/mm: Use mm_is_thread_local() instread of open-coding
We open-code testing for the mm being local to the current CPU
in a few places. Use our existing helper instead.
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc/mm/hash_utils_64.c')
| -rw-r--r-- | arch/powerpc/mm/hash_utils_64.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c index 1c4cd82421bc..67ec2e927253 100644 --- a/arch/powerpc/mm/hash_utils_64.c +++ b/arch/powerpc/mm/hash_utils_64.c @@ -1230,7 +1230,6 @@ int hash_page_mm(struct mm_struct *mm, unsigned long ea, unsigned long vsid; pte_t *ptep; unsigned hugeshift; - const struct cpumask *tmp; int rc, user_region = 0; int psize, ssize; @@ -1282,8 +1281,7 @@ int hash_page_mm(struct mm_struct *mm, unsigned long ea, } /* Check CPU locality */ - tmp = cpumask_of(smp_processor_id()); - if (user_region && cpumask_equal(mm_cpumask(mm), tmp)) + if (user_region && mm_is_thread_local(mm)) flags |= HPTE_LOCAL_UPDATE; #ifndef CONFIG_PPC_64K_PAGES @@ -1545,7 +1543,7 @@ void hash_preload(struct mm_struct *mm, unsigned long ea, #endif /* CONFIG_PPC_64K_PAGES */ /* Is that local to this CPU ? */ - if (cpumask_equal(mm_cpumask(mm), cpumask_of(smp_processor_id()))) + if (mm_is_thread_local(mm)) update_flags |= HPTE_LOCAL_UPDATE; /* Hash it in */ |