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authorLinus Torvalds <torvalds@linux-foundation.org>2016-03-31 07:55:14 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2016-03-31 07:55:14 -0500
commitc05c2ec96bb8b7310da1055c7b9d786a3ec6dc0c (patch)
tree462696ac1f6dda50a8f49d5d5ac2a93f8a16adec /arch/parisc/include/asm
parente9dcfaff0105045d6bbacb7620ee13f1976ecf07 (diff)
parent910cd32e552ea09caa89cdbe328e468979b030dd (diff)
downloadlinux-c05c2ec96bb8b7310da1055c7b9d786a3ec6dc0c.tar.gz
Merge branch 'parisc-4.6-2' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux
Pull parisc fixes from Helge Deller: "Fix seccomp filter support and SIGSYS signals on compat kernel. Both patches are tagged for v4.5 stable kernel" * 'parisc-4.6-2' of git://git.kernel.org/pub/scm/linux/kernel/git/deller/parisc-linux: parisc: Fix and enable seccomp filter support parisc: Fix SIGSYS signals in compat case
Diffstat (limited to 'arch/parisc/include/asm')
-rw-r--r--arch/parisc/include/asm/compat.h7
-rw-r--r--arch/parisc/include/asm/syscall.h13
2 files changed, 20 insertions, 0 deletions
diff --git a/arch/parisc/include/asm/compat.h b/arch/parisc/include/asm/compat.h
index 0448a2c8eafb..3387307cc33e 100644
--- a/arch/parisc/include/asm/compat.h
+++ b/arch/parisc/include/asm/compat.h
@@ -183,6 +183,13 @@ typedef struct compat_siginfo {
int _band; /* POLL_IN, POLL_OUT, POLL_MSG */
int _fd;
} _sigpoll;
+
+ /* SIGSYS */
+ struct {
+ compat_uptr_t _call_addr; /* calling user insn */
+ int _syscall; /* triggering system call number */
+ compat_uint_t _arch; /* AUDIT_ARCH_* of syscall */
+ } _sigsys;
} _sifields;
} compat_siginfo_t;
diff --git a/arch/parisc/include/asm/syscall.h b/arch/parisc/include/asm/syscall.h
index a5eba95d87fe..637ce8d6f375 100644
--- a/arch/parisc/include/asm/syscall.h
+++ b/arch/parisc/include/asm/syscall.h
@@ -39,6 +39,19 @@ static inline void syscall_get_arguments(struct task_struct *tsk,
}
}
+static inline void syscall_set_return_value(struct task_struct *task,
+ struct pt_regs *regs,
+ int error, long val)
+{
+ regs->gr[28] = error ? error : val;
+}
+
+static inline void syscall_rollback(struct task_struct *task,
+ struct pt_regs *regs)
+{
+ /* do nothing */
+}
+
static inline int syscall_get_arch(void)
{
int arch = AUDIT_ARCH_PARISC;