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Commit 8abfe01d authored by Heiko Carstens's avatar Heiko Carstens Committed by Martin Schwidefsky
Browse files

[S390] Wire up sys_getcpu system call. 



Signed-off-by: default avatarHeiko Carstens <heiko.carstens@de.ibm.com>
parent 4e56296d

arch/s390/kernel/compat_wrapper.S

+7 −0
Original line number Diff line number Diff line
@@ -1658,3 +1658,10 @@ compat_sys_vmsplice_wrapper: 
	llgfr	%r4,%r4			# unsigned int

	llgfr	%r5,%r5			# unsigned int

	jg	compat_sys_vmsplice



	.globl	sys_getcpu_wrapper

sys_getcpu_wrapper:

	llgtr	%r2,%r2			# unsigned *

	llgtr	%r3,%r3			# unsigned *

	llgtr	%r4,%r4			# struct getcpu_cache *

	jg	sys_tee

arch/s390/kernel/syscalls.S

+2 −0
Original line number Diff line number Diff line
@@ -318,3 +318,5 @@ 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)

NI_SYSCALL							/* 310 sys_move_pages */

SYSCALL(sys_getcpu,sys_getcpu,sys_getcpu_wrapper)

include/asm-s390/unistd.h

+3 −1
Original line number Diff line number Diff line
@@ -247,8 +247,10 @@ 
#define __NR_sync_file_range	307

#define __NR_tee		308

#define __NR_vmsplice		309

/* Number 310 is reserved for new sys_move_pages */

#define __NR_getcpu		311



#define NR_syscalls 310

#define NR_syscalls 312



/* 

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