Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
[SPARC64]: Don't open-code {get,put}_cpu_var() in flush_tlb_pending().
Noticed by Andrew Morton.
Signed-off-by: David S. Miller <davem@davemloft.net>
+2
-5
arch/sparc64/mm/tlb.c
+2
-5
arch/sparc64/mm/tlb.c
···
23
24
void flush_tlb_pending(void)
25
{
26
-
struct mmu_gather *mp;
27
28
-
preempt_disable();
29
-
30
-
mp = &__get_cpu_var(mmu_gathers);
31
if (mp->tlb_nr) {
32
flush_tsb_user(mp);
33
···
40
mp->tlb_nr = 0;
41
}
42
43
-
preempt_enable();
44
}
45
46
void tlb_batch_add(struct mm_struct *mm, unsigned long vaddr, pte_t *ptep, pte_t orig)
···
23
24
void flush_tlb_pending(void)
25
{
26
+
struct mmu_gather *mp = &get_cpu_var(mmu_gathers);
27
28
if (mp->tlb_nr) {
29
flush_tsb_user(mp);
30
···
43
mp->tlb_nr = 0;
44
}
45
46
+
put_cpu_var(mmu_gathers);
47
}
48
49
void tlb_batch_add(struct mm_struct *mm, unsigned long vaddr, pte_t *ptep, pte_t orig)