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authorWill Deacon <will.deacon@arm.com>2015-01-16 13:52:14 +0000
committerCatalin Marinas <catalin.marinas@arm.com>2015-01-23 18:07:49 +0000
commit33b36543df336d9158e1a763fe97251885f52c5c (patch)
tree48a3347ceb58603a0246f6c8744dac2f655b2204
parent0aaf0dae81b586134faeb52e28b7ad567629dd68 (diff)
downloadop-kernel-dev-33b36543df336d9158e1a763fe97251885f52c5c.zip
op-kernel-dev-33b36543df336d9158e1a763fe97251885f52c5c.tar.gz
arm64: uapi: expose our struct ucontext to the uapi headers
arm64 defines its own ucontext structure which is incompatible with the struct defined (and exposed to userspace by) the asm-generic headers. glibc carries its own struct definition that is compatible with the arm64 definition, but we should expose our format in the uapi headers in case other libraries want to make use of the ucontext pushed as part of an arm64 sigframe. This patch moves the arm64 asm/ucontext.h to the uapi headers, along with the necessary #include of linux/types.h. Cc: Arnd Bergmann <arnd@arndb.de> Cc: Marcus Shawcroft <marcus.shawcroft@arm.com> Signed-off-by: Will Deacon <will.deacon@arm.com> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
-rw-r--r--arch/arm64/include/uapi/asm/Kbuild1
-rw-r--r--arch/arm64/include/uapi/asm/ucontext.h (renamed from arch/arm64/include/asm/ucontext.h)8
2 files changed, 6 insertions, 3 deletions
diff --git a/arch/arm64/include/uapi/asm/Kbuild b/arch/arm64/include/uapi/asm/Kbuild
index 942376d..825b0fe 100644
--- a/arch/arm64/include/uapi/asm/Kbuild
+++ b/arch/arm64/include/uapi/asm/Kbuild
@@ -18,4 +18,5 @@ header-y += siginfo.h
header-y += signal.h
header-y += stat.h
header-y += statfs.h
+header-y += ucontext.h
header-y += unistd.h
diff --git a/arch/arm64/include/asm/ucontext.h b/arch/arm64/include/uapi/asm/ucontext.h
index 42e04c8..791de8e 100644
--- a/arch/arm64/include/asm/ucontext.h
+++ b/arch/arm64/include/uapi/asm/ucontext.h
@@ -13,8 +13,10 @@
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-#ifndef __ASM_UCONTEXT_H
-#define __ASM_UCONTEXT_H
+#ifndef _UAPI__ASM_UCONTEXT_H
+#define _UAPI__ASM_UCONTEXT_H
+
+#include <linux/types.h>
struct ucontext {
unsigned long uc_flags;
@@ -27,4 +29,4 @@ struct ucontext {
struct sigcontext uc_mcontext;
};
-#endif /* __ASM_UCONTEXT_H */
+#endif /* _UAPI__ASM_UCONTEXT_H */
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