mm/memory.c: make tlb_next_batch() return bool

This makes the tlb_next_batch() bool due to this particular function only
ever returning either one or zero as its return value.

Signed-off-by: Nicholas Krause <xerofoify@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Nicholas Krause 2015-09-04 15:48:22 -07:00 committed by Linus Torvalds
parent d9e7e37b4d
commit ca1d6c7d9d
1 changed files with 5 additions and 5 deletions

View File

@ -181,22 +181,22 @@ static void check_sync_rss_stat(struct task_struct *task)
#ifdef HAVE_GENERIC_MMU_GATHER
static int tlb_next_batch(struct mmu_gather *tlb)
static bool tlb_next_batch(struct mmu_gather *tlb)
{
struct mmu_gather_batch *batch;
batch = tlb->active;
if (batch->next) {
tlb->active = batch->next;
return 1;
return true;
}
if (tlb->batch_count == MAX_GATHER_BATCH_COUNT)
return 0;
return false;
batch = (void *)__get_free_pages(GFP_NOWAIT | __GFP_NOWARN, 0);
if (!batch)
return 0;
return false;
tlb->batch_count++;
batch->next = NULL;
@ -206,7 +206,7 @@ static int tlb_next_batch(struct mmu_gather *tlb)
tlb->active->next = batch;
tlb->active = batch;
return 1;
return true;
}
/* tlb_gather_mmu