From: Josh Poimboeuf <jpoimboe@kernel.org>
To: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Jens Axboe <axboe@kernel.dk>,
Peter Zijlstra <peterz@infradead.org>,
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, 11 Apr 2023 14:55:18 -0700 [thread overview]
Message-ID: <20230411215518.u2fgi7napfcwyuce@treble> (raw)
In-Reply-To: <20230412073416.73a8ea1a@canb.auug.org.au>
On Wed, Apr 12, 2023 at 07:34:16AM +1000, Stephen Rothwell wrote:
> Hi all,
>
> On Tue, 28 Mar 2023 10:47:19 +1100 Stephen Rothwell <sfr@canb.auug.org.au> wrote:
> >
> > On Mon, 27 Mar 2023 09:26:30 -0700 Josh Poimboeuf <jpoimboe@kernel.org> wrote:
> > >
> > > On Mon, Mar 27, 2023 at 12:00:17PM +1100, Stephen Rothwell wrote:
> > > >
> > > > After merging the block tree, today's linux-next build (x86_64
> > > > allnoconfig) produced these warnings:
> > > >
> > > > lib/iov_iter.o: warning: objtool: .altinstr_replacement+0x0: redundant UACCESS d
> > > > isable
> > > > lib/iov_iter.o: warning: objtool: iovec_from_user.part.0+0xc7: call to copy_comp
> > > > at_iovec_from_user.part.0() with UACCESS enabled
> > > > lib/iov_iter.o: warning: objtool: __import_iovec+0x21d: call to copy_compat_iovec_from_user.part.0() with UACCESS enabled
> > > >
> > > > Presumably introduced by commit
> > > >
> > > > 6376ce56feb6 ("iov_iter: import single vector iovecs as ITER_UBUF")
> > >
> > > I'm not able to recreate. What's your compiler version?
> >
> > $ x86_64-linux-gnu-gcc --version
> > x86_64-linux-gnu-gcc (Debian 12.2.0-14) 12.2.0
>
> Any progress?
I still wasn't able to recreate with gcc version 12.2.1 20221121 (Red
Hat 12.2.1-4) (GCC) .
Is it a cross-compile?
Can you share the .o file?
--
Josh
next prev parent reply other threads:[~2023-04-11 21:55 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-27 1:00 linux-next: build warnings after merge of the block tree 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 [this message]
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
-- strict thread matches above, loose matches on Subject: below --
2024-02-06 2:10 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
2023-07-27 6:10 Stephen Rothwell
2023-07-27 12:41 ` 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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