diff options
author | Catalin Marinas <catalin.marinas@arm.com> | 2012-03-05 11:49:31 (GMT) |
---|---|---|
committer | Catalin Marinas <catalin.marinas@arm.com> | 2012-09-17 12:42:10 (GMT) |
commit | 2c020ed8d148f7562c01abaf875c9bbfb9a40a83 (patch) | |
tree | 99cfa4fb57c840aad51b4d7b7793ca37b947c2f0 /arch/arm64/include/asm/ucontext.h | |
parent | 9031fefde6f2ac1d1e5e0f8f4b22db4a091229bb (diff) | |
download | linux-fsl-qoriq-2c020ed8d148f7562c01abaf875c9bbfb9a40a83.tar.xz |
arm64: Signal handling support
This patch adds support for signal handling. The sigreturn is done via
VDSO, introduced by a previous patch. The SA_RESTORER is still defined
as it is required for 32-bit (compat) support but it is not to be used
for 64-bit applications.
Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Acked-by: Nicolas Pitre <nico@linaro.org>
Acked-by: Olof Johansson <olof@lixom.net>
Acked-by: Santosh Shilimkar <santosh.shilimkar@ti.com>
Diffstat (limited to 'arch/arm64/include/asm/ucontext.h')
-rw-r--r-- | arch/arm64/include/asm/ucontext.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/ucontext.h b/arch/arm64/include/asm/ucontext.h new file mode 100644 index 0000000..bde9607 --- /dev/null +++ b/arch/arm64/include/asm/ucontext.h @@ -0,0 +1,30 @@ +/* + * Copyright (C) 2012 ARM Ltd. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * 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 + +struct ucontext { + unsigned long uc_flags; + struct ucontext *uc_link; + stack_t uc_stack; + sigset_t uc_sigmask; + /* glibc uses a 1024-bit sigset_t */ + __u8 __unused[(1024 - sizeof(sigset_t)) / 8]; + /* last for future expansion */ + struct sigcontext uc_mcontext; +}; + +#endif /* __ASM_UCONTEXT_H */ |