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authorRussell King <rmk+kernel@arm.linux.org.uk>2016-04-04 14:46:48 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2016-04-07 21:57:02 +0100
commitf2335a2a0a590c88e6cb68e4fb8cd835e81e827e (patch)
tree72d0a13a8b601c834a580495fd146fe3ea77e74a
parent0fc03d4c87611cefa4df10404a7e0df49b0a2132 (diff)
ARM: wire up preadv2 and pwritev2 syscalls
Wire up the preadv2 and pwritev2 syscalls for ARM. Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
-rw-r--r--arch/arm/include/asm/unistd.h2
-rw-r--r--arch/arm/include/uapi/asm/unistd.h2
-rw-r--r--arch/arm/kernel/calls.S4
3 files changed, 6 insertions, 2 deletions
diff --git a/arch/arm/include/asm/unistd.h b/arch/arm/include/asm/unistd.h
index 7b84657fba35..194b69923389 100644
--- a/arch/arm/include/asm/unistd.h
+++ b/arch/arm/include/asm/unistd.h
@@ -19,7 +19,7 @@
* This may need to be greater than __NR_last_syscall+1 in order to
* account for the padding in the syscall table
*/
-#define __NR_syscalls (392)
+#define __NR_syscalls (396)
#define __ARCH_WANT_STAT64
#define __ARCH_WANT_SYS_GETHOSTNAME
diff --git a/arch/arm/include/uapi/asm/unistd.h b/arch/arm/include/uapi/asm/unistd.h
index 5dd2528e9e45..2cb9dc770e1d 100644
--- a/arch/arm/include/uapi/asm/unistd.h
+++ b/arch/arm/include/uapi/asm/unistd.h
@@ -418,6 +418,8 @@
#define __NR_membarrier (__NR_SYSCALL_BASE+389)
#define __NR_mlock2 (__NR_SYSCALL_BASE+390)
#define __NR_copy_file_range (__NR_SYSCALL_BASE+391)
+#define __NR_preadv2 (__NR_SYSCALL_BASE+392)
+#define __NR_pwritev2 (__NR_SYSCALL_BASE+393)
/*
* The following SWIs are ARM private.
diff --git a/arch/arm/kernel/calls.S b/arch/arm/kernel/calls.S
index dfc7cd6851ad..703fa0f3cd8f 100644
--- a/arch/arm/kernel/calls.S
+++ b/arch/arm/kernel/calls.S
@@ -399,8 +399,10 @@
CALL(sys_execveat)
CALL(sys_userfaultfd)
CALL(sys_membarrier)
- CALL(sys_mlock2)
+/* 390 */ CALL(sys_mlock2)
CALL(sys_copy_file_range)
+ CALL(sys_preadv2)
+ CALL(sys_pwritev2)
#ifndef syscalls_counted
.equ syscalls_padding, ((NR_syscalls + 3) & ~3) - NR_syscalls
#define syscalls_counted