From: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
To: Ingo Molnar <mingo@elte.hu>, Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>
Cc: linux-kernel@vger.kernel.org
Subject: [PATCH 2/2] x86_64: ia32_signal.c remove unnecessary function calls
Date: Tue, 30 Sep 2008 20:30:51 -0700 [thread overview]
Message-ID: <48E2EEEB.3010106@ct.jp.nec.com> (raw)
In-Reply-To: <48E2EE54.2070009@ct.jp.nec.com>
From: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
the below 2 functions are called in save_i387_xstate_ia32()
- clear_used_math();
- stts();
Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
---
arch/x86/ia32/ia32_signal.c | 5 +----
1 files changed, 1 insertions(+), 4 deletions(-)
diff --git a/arch/x86/ia32/ia32_signal.c b/arch/x86/ia32/ia32_signal.c
index 690a480..4bc02b2 100644
--- a/arch/x86/ia32/ia32_signal.c
+++ b/arch/x86/ia32/ia32_signal.c
@@ -370,12 +370,9 @@ static int ia32_setup_sigcontext(struct sigcontext_ia32 __user *sc,
tmp = save_i387_xstate_ia32(fpstate);
if (tmp < 0)
err = -EFAULT;
- else {
- clear_used_math();
- stts();
+ else
err |= __put_user(ptr_to_compat(tmp ? fpstate : NULL),
&sc->fpstate);
- }
/* non-iBCS2 extensions.. */
err |= __put_user(mask, &sc->oldmask);
--
1.5.6
prev parent reply other threads:[~2008-10-01 3:31 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-01 3:28 [PATCH 1/2] x86_64: ia32_signal.c: remove unnecessary cast to u32 Hiroshi Shimamoto
2008-10-01 3:30 ` Hiroshi Shimamoto [this message]
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=48E2EEEB.3010106@ct.jp.nec.com \
--to=h-shimamoto@ct.jp.nec.com \
--cc=hpa@zytor.com \
--cc=linux-kernel@vger.kernel.org \
--cc=mingo@elte.hu \
--cc=tglx@linutronix.de \
/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