From: Andrew Morton <akpm@osdl.org>
To: "Alessandro Suardi" <alessandro.suardi@gmail.com>
Cc: "Linux Kernel" <linux-kernel@vger.kernel.org>
Subject: Re: 2.6.18-git7 freezes solid on boot
Date: Wed, 27 Sep 2006 12:46:52 -0700 [thread overview]
Message-ID: <20060927124652.c670785e.akpm@osdl.org> (raw)
In-Reply-To: <5a4c581d0609270531p52d9452fie223dbd3152bcd38@mail.gmail.com>
On Wed, 27 Sep 2006 12:31:52 +0000
"Alessandro Suardi" <alessandro.suardi@gmail.com> wrote:
> Dell D610 running FC5, works fine with -git5, locks up
> in less than a second after selecting the GRUB entry
> for -git7, with NumLock on and nothing else working,
> SysRq included, except for the power switch (no need
> to keep it down for 10 secs though - it powers off
> right away).
>
> Since bzdiffing patch-2.6.18-git5 and -git7 shows there
> are framebuffer changes, I'm wondering whether anyone
> had already stumbled into similar issues.
>
> Video card is an Intel i915GM.
>
You probably want this..
From: Andi Kleen <ak@suse.de>
i386: Use early clobbers for semaphores now
The new code does clobber the result early, so make sure to tell
gcc to not put it into the same register as a input argument
Signed-off-by: Andi Kleen <ak@suse.de>
Index: linux/include/asm-i386/semaphore.h
===================================================================
--- linux.orig/include/asm-i386/semaphore.h
+++ linux/include/asm-i386/semaphore.h
@@ -126,7 +126,7 @@ static inline int down_interruptible(str
"lea %1,%%eax\n\t"
"call __down_failed_interruptible\n"
"2:"
- :"=a" (result), "+m" (sem->count)
+ :"=&a" (result), "+m" (sem->count)
:
:"memory");
return result;
@@ -148,7 +148,7 @@ static inline int down_trylock(struct se
"lea %1,%%eax\n\t"
"call __down_failed_trylock\n\t"
"2:\n"
- :"=a" (result), "+m" (sem->count)
+ :"=&a" (result), "+m" (sem->count)
:
:"memory");
return result;
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
next prev parent reply other threads:[~2006-09-27 19:46 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-09-27 12:31 Alessandro Suardi
2006-09-27 19:46 ` Andrew Morton [this message]
2006-09-28 9:40 ` Alessandro Suardi
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=20060927124652.c670785e.akpm@osdl.org \
--to=akpm@osdl.org \
--cc=alessandro.suardi@gmail.com \
--cc=linux-kernel@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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®