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[PATCH] MIPS: Hook up process_vm_readv and process_vm_writev system call

To: linux-mips@linux-mips.org, ralf@linux-mips.org
Subject: [PATCH] MIPS: Hook up process_vm_readv and process_vm_writev system calls.
From: David Daney <david.daney@cavium.com>
Date: Tue, 8 Nov 2011 14:54:55 -0800
Cc: David Daney <david.daney@cavium.com>
Sender: linux-mips-bounce@linux-mips.org
Signed-off-by: David Daney <david.daney@cavium.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 ecea787..d8dad53 100644
--- a/arch/mips/include/asm/unistd.h
+++ b/arch/mips/include/asm/unistd.h
@@ -365,16 +365,18 @@
 #define __NR_syncfs                    (__NR_Linux + 342)
 #define __NR_sendmmsg                  (__NR_Linux + 343)
 #define __NR_setns                     (__NR_Linux + 344)
+#define __NR_process_vm_readv          (__NR_Linux + 345)
+#define __NR_process_vm_writev         (__NR_Linux + 346)
 
 /*
  * Offset of the last Linux o32 flavoured syscall
  */
-#define __NR_Linux_syscalls            344
+#define __NR_Linux_syscalls            346
 
 #endif /* _MIPS_SIM == _MIPS_SIM_ABI32 */
 
 #define __NR_O32_Linux                 4000
-#define __NR_O32_Linux_syscalls                344
+#define __NR_O32_Linux_syscalls                346
 
 #if _MIPS_SIM == _MIPS_SIM_ABI64
 
@@ -686,16 +688,18 @@
 #define __NR_syncfs                    (__NR_Linux + 301)
 #define __NR_sendmmsg                  (__NR_Linux + 302)
 #define __NR_setns                     (__NR_Linux + 303)
+#define __NR_process_vm_readv          (__NR_Linux + 304)
+#define __NR_process_vm_writev         (__NR_Linux + 305)
 
 /*
  * Offset of the last Linux 64-bit flavoured syscall
  */
-#define __NR_Linux_syscalls            303
+#define __NR_Linux_syscalls            305
 
 #endif /* _MIPS_SIM == _MIPS_SIM_ABI64 */
 
 #define __NR_64_Linux                  5000
-#define __NR_64_Linux_syscalls         303
+#define __NR_64_Linux_syscalls         305
 
 #if _MIPS_SIM == _MIPS_SIM_NABI32
 
@@ -1012,16 +1016,18 @@
 #define __NR_syncfs                    (__NR_Linux + 306)
 #define __NR_sendmmsg                  (__NR_Linux + 307)
 #define __NR_setns                     (__NR_Linux + 308)
+#define __NR_process_vm_readv          (__NR_Linux + 309)
+#define __NR_process_vm_writev         (__NR_Linux + 310)
 
 /*
  * Offset of the last N32 flavoured syscall
  */
-#define __NR_Linux_syscalls            308
+#define __NR_Linux_syscalls            310
 
 #endif /* _MIPS_SIM == _MIPS_SIM_NABI32 */
 
 #define __NR_N32_Linux                 6000
-#define __NR_N32_Linux_syscalls                308
+#define __NR_N32_Linux_syscalls                310
 
 #ifdef __KERNEL__
 
diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S
index 4792065..a632bc1 100644
--- a/arch/mips/kernel/scall32-o32.S
+++ b/arch/mips/kernel/scall32-o32.S
@@ -591,6 +591,8 @@ einval:     li      v0, -ENOSYS
        sys     sys_syncfs              1
        sys     sys_sendmmsg            4
        sys     sys_setns               2
+       sys     sys_process_vm_readv    6       /* 4345 */
+       sys     sys_process_vm_writev   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 fb7334b..3b5a5e9 100644
--- a/arch/mips/kernel/scall64-64.S
+++ b/arch/mips/kernel/scall64-64.S
@@ -430,4 +430,6 @@ sys_call_table:
        PTR     sys_syncfs
        PTR     sys_sendmmsg
        PTR     sys_setns
+       PTR     sys_process_vm_readv
+       PTR     sys_process_vm_writev           /* 5305 */
        .size   sys_call_table,.-sys_call_table
diff --git a/arch/mips/kernel/scall64-n32.S b/arch/mips/kernel/scall64-n32.S
index 6de1f59..6be6f70 100644
--- a/arch/mips/kernel/scall64-n32.S
+++ b/arch/mips/kernel/scall64-n32.S
@@ -430,4 +430,6 @@ EXPORT(sysn32_call_table)
        PTR     sys_syncfs
        PTR     compat_sys_sendmmsg
        PTR     sys_setns
+       PTR     compat_sys_process_vm_readv
+       PTR     compat_sys_process_vm_writev    /* 6310 */
        .size   sysn32_call_table,.-sysn32_call_table
diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S
index 1d81316..5422855 100644
--- a/arch/mips/kernel/scall64-o32.S
+++ b/arch/mips/kernel/scall64-o32.S
@@ -548,4 +548,6 @@ sys_call_table:
        PTR     sys_syncfs
        PTR     compat_sys_sendmmsg
        PTR     sys_setns
+       PTR     compat_sys_process_vm_readv     /* 4345 */
+       PTR     compat_sys_process_vm_writev
        .size   sys_call_table,.-sys_call_table
-- 
1.7.2.3


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