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Subject[PATCH 4/5] MIPS: Add preadv(2) and pwritev(2) syscalls.
Date
From: Ralf Baechle <ralf@linux-mips.org>

From: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---
arch/mips/include/asm/unistd.h | 18 ++++++++++++------
arch/mips/kernel/scall32-o32.S | 2 ++
arch/mips/kernel/scall64-64.S | 2 ++
arch/mips/kernel/scall64-n32.S | 2 ++
arch/mips/kernel/scall64-o32.S | 2 ++
5 files changed, 20 insertions(+), 6 deletions(-)
diff --git a/arch/mips/include/asm/unistd.h b/arch/mips/include/asm/unistd.h
index a73e153..4000501 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 51d1ba4..0198a9c 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 a9e1716..217e3ce 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 30f3b63..f340963 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 fefef4a..b1d281a 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
--
1.6.1


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