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Diffstat (limited to 'arch/sparc/kernel/entry.S')
-rw-r--r--arch/sparc/kernel/entry.S29
1 files changed, 7 insertions, 22 deletions
diff --git a/arch/sparc/kernel/entry.S b/arch/sparc/kernel/entry.S
index f636acf3312f..d58940280f8d 100644
--- a/arch/sparc/kernel/entry.S
+++ b/arch/sparc/kernel/entry.S
@@ -869,14 +869,11 @@ flush_patch_two:
ld [%curptr + TI_TASK], %o4
rd %psr, %g4
WRITE_PAUSE
- mov SIGCHLD, %o0 ! arg0: clone flags
rd %wim, %g5
WRITE_PAUSE
- mov %fp, %o1 ! arg1: usp
std %g4, [%o4 + AOFF_task_thread + AOFF_thread_fork_kpsr]
- add %sp, STACKFRAME_SZ, %o2 ! arg2: pt_regs ptr
- mov 0, %o3
- call sparc_do_fork
+ add %sp, STACKFRAME_SZ, %o0
+ call sparc_fork
mov %l5, %o7
/* Whee, kernel threads! */
@@ -888,19 +885,11 @@ flush_patch_three:
ld [%curptr + TI_TASK], %o4
rd %psr, %g4
WRITE_PAUSE
-
- /* arg0,1: flags,usp -- loaded already */
- cmp %o1, 0x0 ! Is new_usp NULL?
rd %wim, %g5
WRITE_PAUSE
- be,a 1f
- mov %fp, %o1 ! yes, use callers usp
- andn %o1, 7, %o1 ! no, align to 8 bytes
-1:
std %g4, [%o4 + AOFF_task_thread + AOFF_thread_fork_kpsr]
- add %sp, STACKFRAME_SZ, %o2 ! arg2: pt_regs ptr
- mov 0, %o3
- call sparc_do_fork
+ add %sp, STACKFRAME_SZ, %o0
+ call sparc_clone
mov %l5, %o7
/* Whee, real vfork! */
@@ -914,13 +903,9 @@ flush_patch_four:
rd %wim, %g5
WRITE_PAUSE
std %g4, [%o4 + AOFF_task_thread + AOFF_thread_fork_kpsr]
- sethi %hi(0x4000 | 0x0100 | SIGCHLD), %o0
- mov %fp, %o1
- or %o0, %lo(0x4000 | 0x0100 | SIGCHLD), %o0
- sethi %hi(sparc_do_fork), %l1
- mov 0, %o3
- jmpl %l1 + %lo(sparc_do_fork), %g0
- add %sp, STACKFRAME_SZ, %o2
+ sethi %hi(sparc_vfork), %l1
+ jmpl %l1 + %lo(sparc_vfork), %g0
+ add %sp, STACKFRAME_SZ, %o0
.align 4
linux_sparc_ni_syscall: