From: Jens Axboe <axboe@kernel.dk>
To: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Linux Next Mailing List <linux-next@vger.kernel.org>
Subject: Re: linux-next: build warnings after merge of the block tree
Date: Tue, 6 Feb 2024 07:49:22 -0700 [thread overview]
Message-ID: <1ca1e83e-8283-4f64-b5fa-0d0a07dbdb7f@kernel.dk> (raw)
In-Reply-To: <20240206131050.0e86d882@canb.auug.org.au>
On 2/5/24 7:10 PM, Stephen Rothwell wrote:
> Hi all,
>
> After merging the block tree, today's linux-next build (arm
> multi_v7_defconfig) produced these warnings:
>
> In file included from /home/sfr/next/next/include/linux/bits.h:6,
> from /home/sfr/next/next/include/linux/bitops.h:6,
> from /home/sfr/next/next/include/linux/kernel.h:23,
> from /home/sfr/next/next/io_uring/nop.c:2:
> /home/sfr/next/next/include/vdso/bits.h:7:40: warning: left shift count >= width of type [-Wshift-count-overflow]
> 7 | #define BIT(nr) (UL(1) << (nr))
> | ^~
> /home/sfr/next/next/include/linux/io_uring_types.h:538:35: note: in expansion of macro 'BIT'
> 538 | REQ_F_CAN_POLL = BIT(REQ_F_CAN_POLL_BIT),
> | ^~~
>
> (and mny more similar)
>
> Introduced by commit
>
> d964e8440442 ("io_uring: add io_file_can_poll() helper")
>
> REQ_F_CAN_POLL_BIT is 32.
Oops yes, didn't get around to 32-bit compiles just yet. I'll fix it
up, thanks.
--
Jens Axboe
next prev parent reply other threads:[~2024-02-06 14:49 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-06 2:10 linux-next: build warnings after merge of the block tree Stephen Rothwell
2024-02-06 4:13 ` Stephen Rothwell
2024-02-06 11:12 ` Geert Uytterhoeven
2024-02-06 13:42 ` Geert Uytterhoeven
2024-02-06 14:53 ` Jens Axboe
2024-02-06 14:49 ` Jens Axboe [this message]
-- strict thread matches above, loose matches on Subject: below --
2023-07-27 6:10 Stephen Rothwell
2023-07-27 12:41 ` Jens Axboe
2023-03-27 1:00 Stephen Rothwell
2023-03-27 16:26 ` Josh Poimboeuf
2023-03-27 23:47 ` Stephen Rothwell
2023-04-11 21:34 ` Stephen Rothwell
2023-04-11 21:55 ` Josh Poimboeuf
2023-04-11 22:39 ` Jens Axboe
2023-04-12 0:14 ` Josh Poimboeuf
2023-04-12 1:48 ` Jens Axboe
2023-04-12 11:44 ` Peter Zijlstra
2023-04-12 16:25 ` Josh Poimboeuf
2023-04-12 16:35 ` Jens Axboe
2023-04-12 16:44 ` Jens Axboe
2023-04-12 16:56 ` Josh Poimboeuf
2023-04-12 17:57 ` Jens Axboe
2023-06-16 12:43 ` Peter Zijlstra
2023-06-16 12:49 ` Borislav Petkov
2023-07-03 11:04 ` Peter Zijlstra
2023-07-03 14:18 ` Jens Axboe
2023-07-03 15:14 ` Peter Zijlstra
2023-04-11 22:30 ` Jens Axboe
2022-07-15 11:51 Stephen Rothwell
2020-03-03 1:41 Stephen Rothwell
2020-03-03 2:59 ` Jens Axboe
2018-03-01 0:26 Stephen Rothwell
2018-03-01 4:02 ` Anshuman Khandual
2018-03-01 15:37 ` Jens Axboe
2013-11-26 2:29 Stephen Rothwell
2013-11-26 3:35 ` Stephen Rothwell
2013-11-26 19:01 ` Olof Johansson
2013-11-26 19:02 ` Jens Axboe
2011-01-07 0:02 Stephen Rothwell
2011-01-07 1:49 ` Mathieu Desnoyers
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