From fa1f68cc88f1dce6b7bb37628eb7c25c96593183 Mon Sep 17 00:00:00 2001 From: Zou Wei Date: Thu, 4 Jun 2020 16:49:46 -0700 Subject: [PATCH] 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 Signed-off-by: Zou Wei Signed-off-by: Andrew Morton Reviewed-by: Andrew Morton Link: http://lkml.kernel.org/r/1586835930-47076-1-git-send-email-zou_wei@huawei.com Signed-off-by: Linus Torvalds --- mm/huge_memory.c | 2 +- mm/mremap.c | 2 +- mm/zbud.c | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/mm/huge_memory.c b/mm/huge_memory.c index e866988..4368e96 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 6aa6ea6..dccb7a4 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(¤t->mm->mmap_sem); diff --git a/mm/zbud.c b/mm/zbud.c index de5dd4d..bc93aa4 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; } -- 2.7.4