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Commit 01596778 authored by Martin Schwidefsky's avatar Martin Schwidefsky Committed by Linus Torvalds
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[PATCH] s390: add vmsplice system call 



Add new vmsplice system call and add missing __NR_xxx defines for
sys_set_robust_list, sys_get_robust_list, sys_splice, sys_sync_file_range
and sys_tee.

Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 6a050da4

arch/s390/kernel/compat_wrapper.S

+8 −0
Original line number Diff line number Diff line
@@ -1650,3 +1650,11 @@ sys_tee_wrapper: 
	llgfr	%r4,%r4			# size_t

	llgfr	%r5,%r5			# unsigned int

	jg	sys_tee



	.globl compat_sys_vmsplice_wrapper

compat_sys_vmsplice_wrapper:

	lgfr	%r2,%r2			# int

	llgtr	%r3,%r3			# compat_iovec *

	llgfr	%r4,%r4			# unsigned int

	llgfr	%r5,%r5			# unsigned int

	jg	compat_sys_vmsplice

arch/s390/kernel/syscalls.S

+1 −0
Original line number Diff line number Diff line
@@ -317,3 +317,4 @@ SYSCALL(sys_get_robust_list,sys_get_robust_list,compat_sys_get_robust_list_wrapp 
SYSCALL(sys_splice,sys_splice,sys_splice_wrapper)

SYSCALL(sys_sync_file_range,sys_sync_file_range,sys_sync_file_range_wrapper)

SYSCALL(sys_tee,sys_tee,sys_tee_wrapper)

SYSCALL(sys_vmsplice,sys_vmsplice,compat_sys_vmsplice_wrapper)

include/asm-s390/unistd.h

+7 −1
Original line number Diff line number Diff line
@@ -296,8 +296,14 @@ 
#define __NR_pselect6		301

#define __NR_ppoll		302

#define __NR_unshare		303

#define __NR_set_robust_list	304

#define __NR_get_robust_list	305

#define __NR_splice		306

#define __NR_sync_file_range	307

#define __NR_tee		308

#define __NR_vmsplice		309



#define NR_syscalls 304

#define NR_syscalls 310



/* 

 * There are some system calls that are not present on 64 bit, some