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authorZou Wei <zou_wei@huawei.com>2020-06-04 16:49:46 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2020-06-04 19:06:24 -0700
commitfa1f68cc88f1dce6b7bb37628eb7c25c96593183 (patch)
treec176bba997b2fd0332b55d377ee067a6765f0d1d
parent985ba004be29b857f3475eea961af5ac6ea5fa4d (diff)
mm: use false for bool variable
Fixes coccicheck warnings: mm/zbud.c:246:1-20: WARNING: Assignment of 0/1 to bool variable mm/mremap.c:777:2-8: WARNING: Assignment of 0/1 to bool variable mm/huge_memory.c:525:9-10: WARNING: return of 0/1 in function 'is_transparent_hugepage' with return type bool Reported-by: Hulk Robot <hulkci@huawei.com> Signed-off-by: Zou Wei <zou_wei@huawei.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Reviewed-by: Andrew Morton <akpm@linux-foundation.org> Link: http://lkml.kernel.org/r/1586835930-47076-1-git-send-email-zou_wei@huawei.com Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--mm/huge_memory.c2
-rw-r--r--mm/mremap.c2
-rw-r--r--mm/zbud.c2
3 files changed, 3 insertions, 3 deletions
diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index e8669885232f..4368e964d2aa 100644
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -522,7 +522,7 @@ void prep_transhuge_page(struct page *page)
bool is_transparent_hugepage(struct page *page)
{
if (!PageCompound(page))
- return 0;
+ return false;
page = compound_head(page);
return is_huge_zero_page(page) ||
diff --git a/mm/mremap.c b/mm/mremap.c
index 6aa6ea605068..dccb7a4471a0 100644
--- a/mm/mremap.c
+++ b/mm/mremap.c
@@ -785,7 +785,7 @@ SYSCALL_DEFINE5(mremap, unsigned long, addr, unsigned long, old_len,
out:
if (offset_in_page(ret)) {
vm_unacct_memory(charged);
- locked = 0;
+ locked = false;
}
if (downgraded)
up_read(&current->mm->mmap_sem);
diff --git a/mm/zbud.c b/mm/zbud.c
index de5dd4ddaa82..bc93aa4e46fc 100644
--- a/mm/zbud.c
+++ b/mm/zbud.c
@@ -243,7 +243,7 @@ static struct zbud_header *init_zbud_page(struct page *page)
zhdr->last_chunks = 0;
INIT_LIST_HEAD(&zhdr->buddy);
INIT_LIST_HEAD(&zhdr->lru);
- zhdr->under_reclaim = 0;
+ zhdr->under_reclaim = false;
return zhdr;
}