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Commit e7684277 authored by Heiko Carstens's avatar Heiko Carstens Committed by Linus Torvalds
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[PATCH] s390: add support for unshare system call 



Add support for unshare system call.

Signed-off-by: default avatarHeiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent a386fba2

arch/s390/kernel/compat_wrapper.S

+5 −0
Original line number Diff line number Diff line
@@ -1602,3 +1602,8 @@ compat_sys_ppoll_wrapper: 
	llgtr	%r5,%r5			# const sigset_t *

	llgfr	%r6,%r6			# size_t

	jg	compat_sys_ppoll



	.globl sys_unshare_wrapper

sys_unshare_wrapper:

	llgfr	%r2,%r2			# unsigned long

	jg	sys_unshare

arch/s390/kernel/syscalls.S

+1 −0
Original line number Diff line number Diff line
@@ -311,3 +311,4 @@ SYSCALL(sys_fchmodat,sys_fchmodat,sys_fchmodat_wrapper) 
SYSCALL(sys_faccessat,sys_faccessat,sys_faccessat_wrapper)	/* 300 */

SYSCALL(sys_pselect6,sys_pselect6,compat_sys_pselect6_wrapper)

SYSCALL(sys_ppoll,sys_ppoll,compat_sys_ppoll_wrapper)

SYSCALL(sys_unshare,sys_unshare,sys_unshare_wrapper)

include/asm-s390/unistd.h

+2 −1
Original line number Diff line number Diff line
@@ -295,8 +295,9 @@ 
#define __NR_faccessat		300

#define __NR_pselect6		301

#define __NR_ppoll		302

#define __NR_unshare		303



#define NR_syscalls 303

#define NR_syscalls 304



/* 

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