[PATCH 3/6] x86: signal: move sigframe.h to arch/x86/include/asm

Hiroshi Shimamoto
2008-12-18T02:50:52Z

Impact: move header file

Move arch/x86/kernel/sigframe.h to arch/x86/include/asm/sigframe.h.
It will be used in arch/x86/ia32/ia32_signal.c.

Signed-off-by: Hiroshi Shimamoto <h-shimamoto@ct.jp.nec.com>
---
arch/x86/include/asm/sigframe.h | 43 ++++++++++++++++++++++++++++++++++++++
arch/x86/kernel/asm-offsets_32.c | 2 +-
arch/x86/kernel/sigframe.h | 43 --------------------------------------
arch/x86/kernel/signal.c | 2 +-
4 files changed, 45 insertions(+), 45 deletions(-)
create mode 100644 arch/x86/include/asm/sigframe.h
delete mode 100644 arch/x86/kernel/sigframe.h

diff --git a/arch/x86/include/asm/sigframe.h b/arch/x86/include/asm/sigframe.h
new file mode 100644
index 0000000..6718ed0
--- /dev/null
+++ b/arch/x86/include/asm/sigframe.h
@@ -0,0 +1,43 @@
+#ifdef CONFIG_X86_32
+#define sigframe_ia32 sigframe
+#define rt_sigframe_ia32 rt_sigframe
+#define sigcontext_ia32 sigcontext
+#define _fpstate_ia32 _fpstate
+#define ucontext_ia32 ucontext
+
+struct sigframe_ia32 {
+ u32 pretcode;
+ int sig;
+ struct sigcontext_ia32 sc;
+ /*
+ * fpstate is unused. fpstate is moved/allocated after
+ * retcode[] below. This movement allows to have the FP state and the
+ * future state extensions (xsave) stay together.
+ * And at the same time retaining the unused fpstate, prevents changing
+ * the offset of extramask[] in the sigframe and thus prevent any
+ * legacy application accessing/modifying it.
+ */
+ struct _fpstate_ia32 fpstate_unused;
+ unsigned long extramask[_NSIG_WORDS-1];
+ char retcode[8];
+ /* fp state follows here */
+};
+
+struct rt_sigframe_ia32 {
+ u32 pretcode;
+ int sig;
+ u32 pinfo;
+ u32 puc;
+ struct siginfo info;
+ struct ucontext_ia32 uc;
+ char retcode[8];
+ /* fp state follows here */
+};
+#else /* !CONFIG_X86_32 */
+struct rt_sigframe {
+ char __user *pretcode;
+ struct ucontext uc;
+ struct siginfo info;
+ /* fp state follows here */
+};
+#endif /* CONFIG_X86_32 */
diff --git a/arch/x86/kernel/asm-offsets_32.c b/arch/x86/kernel/asm-offsets_32.c
index 6649d09..ee4df08 100644
--- a/arch/x86/kernel/asm-offsets_32.c
+++ b/arch/x86/kernel/asm-offsets_32.c
@@ -11,7 +11,7 @@
#include <linux/suspend.h>
#include <linux/kbuild.h>
#include <asm/ucontext.h>
-#include "sigframe.h"
+#include <asm/sigframe.h>
#include <asm/pgtable.h>
#include <asm/fixmap.h>
#include <asm/processor.h>
diff --git a/arch/x86/kernel/sigframe.h b/arch/x86/kernel/sigframe.h
deleted file mode 100644
index 6718ed0..0000000
--- a/arch/x86/kernel/sigframe.h
+++ /dev/null
@@ -1,43 +0,0 @@
-#ifdef CONFIG_X86_32
-#define sigframe_ia32 sigframe
-#define rt_sigframe_ia32 rt_sigframe
-#define sigcontext_ia32 sigcontext
-#define _fpstate_ia32 _fpstate
-#define ucontext_ia32 ucontext
-
-struct sigframe_ia32 {
- u32 pretcode;
- int sig;
- struct sigcontext_ia32 sc;
- /*
- * fpstate is unused. fpstate is moved/allocated after
- * retcode[] below. This movement allows to have the FP state and the
- * future state extensions (xsave) stay together.
- * And at the same time retaining the unused fpstate, prevents changing
- * the offset of extramask[] in the sigframe and thus prevent any
- * legacy application accessing/modifying it.
- */
- struct _fpstate_ia32 fpstate_unused;
- unsigned long extramask[_NSIG_WORDS-1];
- char retcode[8];
- /* fp state follows here */
-};
-
-struct rt_sigframe_ia32 {
- u32 pretcode;
- int sig;
- u32 pinfo;
- u32 puc;
- struct siginfo info;
- struct ucontext_ia32 uc;
- char retcode[8];
- /* fp state follows here */
-};
-#else /* !CONFIG_X86_32 */
-struct rt_sigframe {
- char __user *pretcode;
- struct ucontext uc;
- struct siginfo info;
- /* fp state follows here */
-};
-#endif /* CONFIG_X86_32 */
diff --git a/arch/x86/kernel/signal.c b/arch/x86/kernel/signal.c
index 78202a1..4fa5243 100644
--- a/arch/x86/kernel/signal.c
+++ b/arch/x86/kernel/signal.c
@@ -35,7 +35,7 @@
#include <asm/syscall.h>
#include <asm/syscalls.h>

-#include "sigframe.h"
+#include <asm/sigframe.h>

#define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP)))

--
1.6.0.4