From: Andy Whitcroft <apw@shadowen.org>
To: Andi Kleen <ak@suse.de>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: warning: read-write constraint -- 2.6.15-git8 onwards
Date: Wed, 18 Jan 2006 18:25:30 +0000 [thread overview]
Message-ID: <43CE881A.1060403@shadowen.org> (raw)
It seems that the following commit causes a bunch of warnings out of
most of the files in the kernel tree (see below for examples). Backing
this out seems to cure them?
diff-tree 92934bcbf96bc9dc931c40ca5f1a57685b7b813b (from
636aab5ce332d88a76362797a55804c7da643467)`
tree eb9690ca6b23b5603429a8b3d290d6ca2545bcaf
parent 636aab5ce332d88a76362797a55804c7da643467
author Andi Kleen <ak@suse.de> 1137015752 +0100
committer Linus Torvalds <torvalds@g5.osdl.org> 1137034871 -0800
[PATCH] i386/x86-64: Use input/output dependencies for bitops
Noticed by Andreas Schwab
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Compiled with:
gcc version 3.3.4 (Debian 1:3.3.4-6sarge1)
-apw
CC arch/x86_64/kernel/process.o
include/asm/bitops.h: In function `default_idle':
include/asm/bitops.h:65: warning: read-write constraint does not allow a
register
include/asm/bitops.h:65: warning: read-write constraint does not allow a
register
include/asm/bitops.h:30: warning: read-write constraint does not allow a
register
include/asm/bitops.h:30: warning: read-write constraint does not allow a
register
include/asm/bitops.h: In function `cpu_idle_wait':
include/asm/bitops.h:30: warning: read-write constraint does not allow a
register
include/asm/bitops.h:30: warning: read-write constraint does not allow a
register
include/asm/bitops.h:30: warning: read-write constraint does not allow a
register
include/asm/bitops.h:30: warning: read-write constraint does not allow a
register
include/asm/bitops.h:65: warning: read-write constraint does not allow a
register
include/asm/bitops.h:65: warning: read-write constraint does not allow a
register
include/asm/bitops.h: In function `cpu_idle':
include/asm/bitops.h:30: warning: read-write constraint does not allow a
register
include/asm/bitops.h:30: warning: read-write constraint does not allow a
register
include/asm/bitops.h: In function `set_personality_64bit':
include/asm/bitops.h:65: warning: read-write constraint does not allow a
register
include/asm/bitops.h:65: warning: read-write constraint does not allow a
register
include/asm/bitops.h: In function `copy_thread':
include/asm/bitops.h:30: warning: read-write constraint does not allow a
register
include/asm/bitops.h:30: warning: read-write constraint does not allow a
register
CC arch/x86_64/kernel/signal.o
include/asm/bitops.h: In function `do_notify_resume':
include/asm/bitops.h:65: warning: read-write constraint does not allow a
register
include/asm/bitops.h:65: warning: read-write constraint does not allow a
register
next reply other threads:[~2006-01-18 18:25 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-01-18 18:25 Andy Whitcroft [this message]
2006-01-19 3:03 ` warning: read-write constraint -- 2.6.15-git8 onwards Andi Kleen
2006-01-20 10:02 ` Jan Beulich
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