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 40/91] um: sysdep/barrier.h is not used for anything
Date: Thu, 18 Aug 2011 20:05:39 +0100 [thread overview]
Message-ID: <E1Qu7uN-0007jc-JI@ZenIV.linux.org.uk> (raw)
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
arch/um/os-Linux/signal.c | 1 -
arch/um/sys-x86/shared/sysdep/barrier.h | 5 -----
arch/um/sys-x86/shared/sysdep/barrier_32.h | 9 ---------
arch/um/sys-x86/shared/sysdep/barrier_64.h | 7 -------
4 files changed, 0 insertions(+), 22 deletions(-)
delete mode 100644 arch/um/sys-x86/shared/sysdep/barrier.h
delete mode 100644 arch/um/sys-x86/shared/sysdep/barrier_32.h
delete mode 100644 arch/um/sys-x86/shared/sysdep/barrier_64.h
diff --git a/arch/um/os-Linux/signal.c b/arch/um/os-Linux/signal.c
index 4d31688..2d22f1f 100644
--- a/arch/um/os-Linux/signal.c
+++ b/arch/um/os-Linux/signal.c
@@ -12,7 +12,6 @@
#include "as-layout.h"
#include "kern_util.h"
#include "os.h"
-#include "sysdep/barrier.h"
#include "sysdep/mcontext.h"
void (*sig_info[NSIG])(int, struct uml_pt_regs *) = {
diff --git a/arch/um/sys-x86/shared/sysdep/barrier.h b/arch/um/sys-x86/shared/sysdep/barrier.h
deleted file mode 100644
index 89ee23b..0000000
--- a/arch/um/sys-x86/shared/sysdep/barrier.h
+++ /dev/null
@@ -1,5 +0,0 @@
-#ifdef __i386__
-#include "barrier_32.h"
-#else
-#include "barrier_64.h"
-#endif
diff --git a/arch/um/sys-x86/shared/sysdep/barrier_32.h b/arch/um/sys-x86/shared/sysdep/barrier_32.h
deleted file mode 100644
index b58d52c..0000000
--- a/arch/um/sys-x86/shared/sysdep/barrier_32.h
+++ /dev/null
@@ -1,9 +0,0 @@
-#ifndef __SYSDEP_I386_BARRIER_H
-#define __SYSDEP_I386_BARRIER_H
-
-/* Copied from include/asm-i386 for use by userspace. i386 has the option
- * of using mfence, but I'm just using this, which works everywhere, for now.
- */
-#define mb() asm volatile("lock; addl $0,0(%esp)")
-
-#endif
diff --git a/arch/um/sys-x86/shared/sysdep/barrier_64.h b/arch/um/sys-x86/shared/sysdep/barrier_64.h
deleted file mode 100644
index 7b610be..0000000
--- a/arch/um/sys-x86/shared/sysdep/barrier_64.h
+++ /dev/null
@@ -1,7 +0,0 @@
-#ifndef __SYSDEP_X86_64_BARRIER_H
-#define __SYSDEP_X86_64_BARRIER_H
-
-/* Copied from include/asm-x86_64 for use by userspace. */
-#define mb() asm volatile("mfence":::"memory")
-
-#endif
--
1.7.2.5
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