All of lore.kernel.org
 help / color / mirror / Atom feed
From: Pavel Begunkov <asml.silence@gmail.com>
To: Jens Axboe <axboe@kernel.dk>, io-uring@vger.kernel.org
Subject: [PATCH 4/6] io_uring: update sqe layout build checks
Date: Thu, 24 Jun 2021 15:09:58 +0100	[thread overview]
Message-ID: <1f9d21bd74599b856b3a632be4c23ffa184a3ef0.1624543113.git.asml.silence@gmail.com> (raw)
In-Reply-To: <cover.1624543113.git.asml.silence@gmail.com>

Add missing BUILD_BUG_SQE_ELEM() for ->buf_group verifying that SQE
layout doesn't change.

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
---
 fs/io_uring.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/fs/io_uring.c b/fs/io_uring.c
index 669d1b48e4cb..c382182573d5 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -10463,6 +10463,7 @@ static int __init io_uring_init(void)
 	BUILD_BUG_SQE_ELEM(28, __u32,  splice_flags);
 	BUILD_BUG_SQE_ELEM(32, __u64,  user_data);
 	BUILD_BUG_SQE_ELEM(40, __u16,  buf_index);
+	BUILD_BUG_SQE_ELEM(40, __u16,  buf_group);
 	BUILD_BUG_SQE_ELEM(42, __u16,  personality);
 	BUILD_BUG_SQE_ELEM(44, __s32,  splice_fd_in);
 
@@ -10475,6 +10476,7 @@ static int __init io_uring_init(void)
 
 	BUILD_BUG_ON(ARRAY_SIZE(io_op_defs) != IORING_OP_LAST);
 	BUILD_BUG_ON(__REQ_F_LAST_BIT >= 8 * sizeof(int));
+
 	req_cachep = KMEM_CACHE(io_kiocb, SLAB_HWCACHE_ALIGN | SLAB_PANIC |
 				SLAB_ACCOUNT);
 	return 0;
-- 
2.32.0


  parent reply	other threads:[~2021-06-24 14:10 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-24 14:09 [PATCH for-next 0/6] straightforward for-next cleanups Pavel Begunkov
2021-06-24 14:09 ` [PATCH 1/6] io_uring: don't change sqpoll creds if not needed Pavel Begunkov
2021-06-24 14:09 ` [PATCH 2/6] io_uring: refactor io_sq_thread() Pavel Begunkov
2021-06-24 14:09 ` [PATCH 3/6] io_uring: fix code style problems Pavel Begunkov
2021-06-24 14:09 ` Pavel Begunkov [this message]
2021-06-24 14:09 ` [PATCH 5/6] io_uring: simplify struct io_uring_sqe layout Pavel Begunkov
2021-06-24 14:10 ` [PATCH 6/6] io_uring: refactor io_openat2() Pavel Begunkov
2021-06-24 15:35 ` [PATCH for-next 0/6] straightforward for-next cleanups Jens Axboe

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1f9d21bd74599b856b3a632be4c23ffa184a3ef0.1624543113.git.asml.silence@gmail.com \
    --to=asml.silence@gmail.com \
    --cc=axboe@kernel.dk \
    --cc=io-uring@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.