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, xiyou.wangcong@gmail.com
Subject: [PATCH v2 1/5] x86: ia32_signal: cleanup macro COPY
Date: Mon, 17 Nov 2008 15:44:50 -0800 [thread overview]
Message-ID: <492201F2.1060804@ct.jp.nec.com> (raw)
In-Reply-To: <491E4101.7010405@ct.jp.nec.com>
From: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
Impact: cleanup
No need to use temporary variable in this case.
Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
---
arch/x86/ia32/ia32_signal.c | 6 ++----
1 files changed, 2 insertions(+), 4 deletions(-)
diff --git a/arch/x86/ia32/ia32_signal.c b/arch/x86/ia32/ia32_signal.c
index e886907..a28790a 100644
--- a/arch/x86/ia32/ia32_signal.c
+++ b/arch/x86/ia32/ia32_signal.c
@@ -197,10 +197,8 @@ struct rt_sigframe
/* fp state follows here */
};
-#define COPY(x) { \
- unsigned int reg; \
- err |= __get_user(reg, &sc->x); \
- regs->x = reg; \
+#define COPY(x) { \
+ err |= __get_user(regs->x, &sc->x); \
}
#define RELOAD_SEG(seg,mask) \
--
1.5.6
next prev parent reply other threads:[~2008-11-17 23:45 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-15 3:24 [PATCH 1/5] x86: ia32_signal: cleanup macro COPY Hiroshi Shimamoto
2008-11-15 3:26 ` [PATCH 2/5] x86: ia32_signal: introduce COPY_SEG_STRICT Hiroshi Shimamoto
2008-11-15 17:11 ` Américo Wang
2008-11-17 18:03 ` Hiroshi Shimamoto
2008-11-15 3:27 ` [PATCH 3/5] x86: ia32_signal: cleanup macro RELOAD_SEG Hiroshi Shimamoto
2008-11-15 17:15 ` Américo Wang
2008-11-15 3:28 ` [PATCH 4/5] x86: ia32_signal: remove using temporary variable Hiroshi Shimamoto
2008-11-15 17:22 ` Américo Wang
2008-11-17 18:09 ` Hiroshi Shimamoto
2008-11-15 3:28 ` [PATCH 5/5] x86: ia32_signal: change order of storing in setup_sigcontext() Hiroshi Shimamoto
2008-11-15 17:25 ` Américo Wang
2008-11-17 18:20 ` Hiroshi Shimamoto
2008-11-15 17:06 ` [PATCH 1/5] x86: ia32_signal: cleanup macro COPY Américo Wang
2008-11-17 17:57 ` Hiroshi Shimamoto
2008-11-17 23:44 ` Hiroshi Shimamoto [this message]
2008-11-17 23:47 ` [PATCH v2 2/5] x86: ia32_signal: introduce COPY_SEG_STRICT Hiroshi Shimamoto
2008-11-17 23:52 ` H. Peter Anvin
2008-11-18 0:09 ` Hiroshi Shimamoto
2008-11-18 15:56 ` Ingo Molnar
2008-11-17 23:47 ` [PATCH v2 3/5] x86: ia32_signal: cleanup macro RELOAD_SEG Hiroshi Shimamoto
2008-11-17 23:48 ` [PATCH v2 4/5] x86: ia32_signal: remove using temporary variable Hiroshi Shimamoto
2008-11-17 23:49 ` [PATCH v2 5/5] x86: ia32_signal: change order of storing in setup_sigcontext() Hiroshi Shimamoto
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