Re: [PATCH v2] io_uring: fix bug of wrong BUILD_BUG_ON check of __REQ_F_LAST_BIT
From: Hao Xu <hidden>
Date: 2021-09-10 11:50:50
From: Hao Xu <hidden>
Date: 2021-09-10 11:50:50
ping 在 2021/9/7 上午11:22, Hao Xu 写道:
Build check of __REQ_F_LAST_BIT should be large than not equal or large than. Signed-off-by: Hao Xu <redacted> --- fs/io_uring.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)diff --git a/fs/io_uring.c b/fs/io_uring.c index 2bde732a1183..d159d9204e07 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c@@ -10643,7 +10643,7 @@ static int __init io_uring_init(void) BUILD_BUG_ON(SQE_VALID_FLAGS >= (1 << 8)); BUILD_BUG_ON(ARRAY_SIZE(io_op_defs) != IORING_OP_LAST); - BUILD_BUG_ON(__REQ_F_LAST_BIT >= 8 * sizeof(int)); + BUILD_BUG_ON(__REQ_F_LAST_BIT > 8 * sizeof(int)); req_cachep = KMEM_CACHE(io_kiocb, SLAB_HWCACHE_ALIGN | SLAB_PANIC | SLAB_ACCOUNT);