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authorChris Metcalf <cmetcalf@tilera.com>2011-12-01 12:54:31 -0500
committerChris Metcalf <cmetcalf@tilera.com>2011-12-03 15:31:48 -0500
commita67ba43d30bf8c1cfdc2615439455302d2408453 (patch)
tree5f8e653549c3c5ab7a92dd2aa6196cd57c9b954a
parentc2851a9b1caa420c2cdbd517617166990e3723c0 (diff)
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asm-generic/unistd.h: support new process_vm_{readv,write} syscalls
Also prototype the "compat" functions so they can be referenced from C code. Signed-off-by: Chris Metcalf <cmetcalf@tilera.com> Acked-by: Arnd Bergmann <arnd@arndb.de>
-rw-r--r--include/asm-generic/unistd.h8
-rw-r--r--include/linux/compat.h9
2 files changed, 16 insertions, 1 deletions
diff --git a/include/asm-generic/unistd.h b/include/asm-generic/unistd.h
index f4c38d8c6674..2292d1af9d70 100644
--- a/include/asm-generic/unistd.h
+++ b/include/asm-generic/unistd.h
@@ -685,9 +685,15 @@ __SYSCALL(__NR_syncfs, sys_syncfs)
__SYSCALL(__NR_setns, sys_setns)
#define __NR_sendmmsg 269
__SC_COMP(__NR_sendmmsg, sys_sendmmsg, compat_sys_sendmmsg)
+#define __NR_process_vm_readv 270
+__SC_COMP(__NR_process_vm_readv, sys_process_vm_readv, \
+ compat_sys_process_vm_readv)
+#define __NR_process_vm_writev 271
+__SC_COMP(__NR_process_vm_writev, sys_process_vm_writev, \
+ compat_sys_process_vm_writev)
#undef __NR_syscalls
-#define __NR_syscalls 270
+#define __NR_syscalls 272
/*
* All syscalls below here should go away really,
diff --git a/include/linux/compat.h b/include/linux/compat.h
index 154bf5683015..66ed067fb729 100644
--- a/include/linux/compat.h
+++ b/include/linux/compat.h
@@ -552,5 +552,14 @@ extern ssize_t compat_rw_copy_check_uvector(int type,
extern void __user *compat_alloc_user_space(unsigned long len);
+asmlinkage ssize_t compat_sys_process_vm_readv(compat_pid_t pid,
+ const struct compat_iovec __user *lvec,
+ unsigned long liovcnt, const struct compat_iovec __user *rvec,
+ unsigned long riovcnt, unsigned long flags);
+asmlinkage ssize_t compat_sys_process_vm_writev(compat_pid_t pid,
+ const struct compat_iovec __user *lvec,
+ unsigned long liovcnt, const struct compat_iovec __user *rvec,
+ unsigned long riovcnt, unsigned long flags);
+
#endif /* CONFIG_COMPAT */
#endif /* _LINUX_COMPAT_H */