* [PATCH v2] io_uring: fix bug of wrong BUILD_BUG_ON check of __REQ_F_LAST_BIT
@ 2021-09-07 3:22 Hao Xu
2021-09-10 11:50 ` Hao Xu
2021-09-10 12:26 ` Jens Axboe
0 siblings, 2 replies; 3+ messages in thread
From: Hao Xu @ 2021-09-07 3:22 UTC (permalink / raw)
To: Jens Axboe; +Cc: io-uring, Pavel Begunkov, Joseph Qi
Build check of __REQ_F_LAST_BIT should be large than not equal or large
than.
Signed-off-by: Hao Xu <haoxu@linux.alibaba.com>
---
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);
--
2.24.4
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCH v2] io_uring: fix bug of wrong BUILD_BUG_ON check of __REQ_F_LAST_BIT
2021-09-07 3:22 [PATCH v2] io_uring: fix bug of wrong BUILD_BUG_ON check of __REQ_F_LAST_BIT Hao Xu
@ 2021-09-10 11:50 ` Hao Xu
2021-09-10 12:26 ` Jens Axboe
1 sibling, 0 replies; 3+ messages in thread
From: Hao Xu @ 2021-09-10 11:50 UTC (permalink / raw)
To: Jens Axboe; +Cc: io-uring, Pavel Begunkov, Joseph Qi
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 <haoxu@linux.alibaba.com>
> ---
> 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);
>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH v2] io_uring: fix bug of wrong BUILD_BUG_ON check of __REQ_F_LAST_BIT
2021-09-07 3:22 [PATCH v2] io_uring: fix bug of wrong BUILD_BUG_ON check of __REQ_F_LAST_BIT Hao Xu
2021-09-10 11:50 ` Hao Xu
@ 2021-09-10 12:26 ` Jens Axboe
1 sibling, 0 replies; 3+ messages in thread
From: Jens Axboe @ 2021-09-10 12:26 UTC (permalink / raw)
To: Hao Xu; +Cc: io-uring, Pavel Begunkov, Joseph Qi
On 9/6/21 9:22 PM, Hao Xu wrote:
> Build check of __REQ_F_LAST_BIT should be large than not equal or large
> than.
Thanks, applied with a bit of commit message massaging.
--
Jens Axboe
^ permalink raw reply [flat|nested] 3+ messages in thread
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2021-09-07 3:22 [PATCH v2] io_uring: fix bug of wrong BUILD_BUG_ON check of __REQ_F_LAST_BIT Hao Xu
2021-09-10 11:50 ` Hao Xu
2021-09-10 12:26 ` Jens Axboe
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