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>

diff --git a/arch/arm/include/asm/unistd.h b/arch/arm/include/asm/unistd.h
index 7b84657..194b699 100644 (file)
--- 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 5dd2528..2cb9dc7 100644 (file)
--- 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 dfc7cd6..703fa0f 100644 (file)
--- 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