From: Al Viro <viro@ftp.linux.org.uk>
To: richard@nod.at
Cc: linux-kernel@vger.kernel.org,
user-mode-linux-devel@lists.sourceforge.net
Subject: [uml-devel] Subject: [PATCH 36/91] um: take userland definition of barrier() to user.h
Date: Thu, 18 Aug 2011 20:04:59 +0100 [thread overview]
Message-ID: <E1Qu7tj-0007gP-Fy@ZenIV.linux.org.uk> (raw)
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
arch/um/include/shared/process.h | 3 ---
arch/um/include/shared/user.h | 3 +++
arch/um/os-Linux/signal.c | 3 ---
3 files changed, 3 insertions(+), 6 deletions(-)
diff --git a/arch/um/include/shared/process.h b/arch/um/include/shared/process.h
index bb873a5..2821530 100644
--- a/arch/um/include/shared/process.h
+++ b/arch/um/include/shared/process.h
@@ -8,9 +8,6 @@
#include <signal.h>
-/* Copied from linux/compiler-gcc.h since we can't include it directly */
-#define barrier() __asm__ __volatile__("": : :"memory")
-
extern void sig_handler(int sig, struct sigcontext *sc);
extern void alarm_handler(int sig, struct sigcontext *sc);
diff --git a/arch/um/include/shared/user.h b/arch/um/include/shared/user.h
index 58c0581..4fa82c0 100644
--- a/arch/um/include/shared/user.h
+++ b/arch/um/include/shared/user.h
@@ -40,4 +40,7 @@ extern int in_aton(char *str);
extern size_t strlcpy(char *, const char *, size_t);
extern size_t strlcat(char *, const char *, size_t);
+/* Copied from linux/compiler-gcc.h since we can't include it directly */
+#define barrier() __asm__ __volatile__("": : :"memory")
+
#endif
diff --git a/arch/um/os-Linux/signal.c b/arch/um/os-Linux/signal.c
index c4a4e20..08d3061 100644
--- a/arch/um/os-Linux/signal.c
+++ b/arch/um/os-Linux/signal.c
@@ -16,9 +16,6 @@
#include "sysdep/barrier.h"
#include "sysdep/sigcontext.h"
-/* Copied from linux/compiler-gcc.h since we can't include it directly */
-#define barrier() __asm__ __volatile__("": : :"memory")
-
void (*sig_info[NSIG])(int, struct uml_pt_regs *) = {
[SIGTRAP] = relay_signal,
[SIGFPE] = relay_signal,
--
1.7.2.5
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