preadv/pwritev: MIPS: Add preadv(2) and pwritev(2) syscalls.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: <linux-api@vger.kernel.org>
Cc: <linux-arch@vger.kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

5 files changed, 20 insertions, 6 deletions

diff --git a/arch/mips/include/asm/unistd.h b/arch/mips/include/asm/unistd.h
index a73e1531e151..40005010827c 100644
--- a/arch/mips/include/asm/unistd.h
+++ b/arch/mips/include/asm/unistd.h
@@ -350,16 +350,18 @@
 #define __NR_dup3                       (__NR_Linux + 327)
 #define __NR_pipe2                      (__NR_Linux + 328)
 #define __NR_inotify_init1              (__NR_Linux + 329)
+#define __NR_preadv                     (__NR_Linux + 330)
+#define __NR_pwritev                    (__NR_Linux + 331)
 
 /*
  * Offset of the last Linux o32 flavoured syscall
  */
-#define __NR_Linux_syscalls             329
+#define __NR_Linux_syscalls             331
 
 #endif /* _MIPS_SIM == _MIPS_SIM_ABI32 */
 
 #define __NR_O32_Linux                  4000
-#define __NR_O32_Linux_syscalls         329
+#define __NR_O32_Linux_syscalls         331
 
 #if _MIPS_SIM == _MIPS_SIM_ABI64
 
@@ -656,16 +658,18 @@
 #define __NR_dup3                       (__NR_Linux + 286)
 #define __NR_pipe2                      (__NR_Linux + 287)
 #define __NR_inotify_init1              (__NR_Linux + 288)
+#define __NR_preadv                     (__NR_Linux + 289)
+#define __NR_pwritev                    (__NR_Linux + 290)
 
 /*
  * Offset of the last Linux 64-bit flavoured syscall
  */
-#define __NR_Linux_syscalls             288
+#define __NR_Linux_syscalls             290
 
 #endif /* _MIPS_SIM == _MIPS_SIM_ABI64 */
 
 #define __NR_64_Linux                   5000
-#define __NR_64_Linux_syscalls          288
+#define __NR_64_Linux_syscalls          290
 
 #if _MIPS_SIM == _MIPS_SIM_NABI32
 
@@ -966,16 +970,18 @@
 #define __NR_dup3                       (__NR_Linux + 290)
 #define __NR_pipe2                      (__NR_Linux + 291)
 #define __NR_inotify_init1              (__NR_Linux + 292)
+#define __NR_preadv                     (__NR_Linux + 293)
+#define __NR_pwritev                    (__NR_Linux + 294)
 
 /*
  * Offset of the last N32 flavoured syscall
  */
-#define __NR_Linux_syscalls             292
+#define __NR_Linux_syscalls             294
 
 #endif /* _MIPS_SIM == _MIPS_SIM_NABI32 */
 
 #define __NR_N32_Linux                  6000
-#define __NR_N32_Linux_syscalls         292
+#define __NR_N32_Linux_syscalls         294
 
 #ifdef __KERNEL__
 
diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S
index 9ab70c3b5be6..0b31b9bda048 100644
--- a/arch/mips/kernel/scall32-o32.S
+++ b/arch/mips/kernel/scall32-o32.S
@@ -650,6 +650,8 @@ einval:	li	v0, -ENOSYS
         sys     sys_dup3                3
         sys     sys_pipe2               2
         sys     sys_inotify_init1       1
+        sys     sys_preadv              6       /* 4330 */
+        sys     sys_pwritev             6
         .endm
 
         /* We pre-compute the number of _instruction_ bytes needed to
diff --git a/arch/mips/kernel/scall64-64.S b/arch/mips/kernel/scall64-64.S
index 9b4698667154..c647fd6e722f 100644
--- a/arch/mips/kernel/scall64-64.S
+++ b/arch/mips/kernel/scall64-64.S
@@ -487,4 +487,6 @@ sys_call_table:
         PTR     sys_dup3
         PTR     sys_pipe2
         PTR     sys_inotify_init1
+        PTR     sys_preadv
+        PTR     sys_pwritev                     /* 5390 */
         .size   sys_call_table,.-sys_call_table
diff --git a/arch/mips/kernel/scall64-n32.S b/arch/mips/kernel/scall64-n32.S
index f61d6b0e5731..c2c16ef9218f 100644
--- a/arch/mips/kernel/scall64-n32.S
+++ b/arch/mips/kernel/scall64-n32.S
@@ -413,4 +413,6 @@ EXPORT(sysn32_call_table)
         PTR     sys_dup3                        /* 5290 */
         PTR     sys_pipe2
         PTR     sys_inotify_init1
+        PTR     sys_preadv
+        PTR     sys_pwritev
         .size   sysn32_call_table,.-sysn32_call_table
diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S
index 60997f1f69d4..002fac27021e 100644
--- a/arch/mips/kernel/scall64-o32.S
+++ b/arch/mips/kernel/scall64-o32.S
@@ -533,4 +533,6 @@ sys_call_table:
         PTR     sys_dup3
         PTR     sys_pipe2
         PTR     sys_inotify_init1
+        PTR     compat_sys_preadv               /* 4330 */
+        PTR     compat_sys_pwritev
         .size   sys_call_table,.-sys_call_table