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authorAl Viro <viro@zeniv.linux.org.uk>2012-10-22 23:10:08 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2012-11-29 00:01:08 -0500
commite80d6661c3a5caa0cebec0853c6cb0db090fb506 (patch)
treeefc60762bbcdf8904f9779310ac60d0131ac9f3d /arch/ia64/kernel/entry.S
parent18c26c27ae0abe82253cb2e2363df465dbbb657e (diff)
flagday: kill pt_regs argument of do_fork()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/ia64/kernel/entry.S')
-rw-r--r--arch/ia64/kernel/entry.S14
1 files changed, 6 insertions, 8 deletions
diff --git a/arch/ia64/kernel/entry.S b/arch/ia64/kernel/entry.S
index 940a67263629..e25b784a2b72 100644
--- a/arch/ia64/kernel/entry.S
+++ b/arch/ia64/kernel/entry.S
@@ -116,13 +116,12 @@ GLOBAL_ENTRY(sys_clone2)
mov loc1=r16 // save ar.pfs across do_fork
.body
mov out1=in1
- mov out3=in2
+ mov out2=in2
tbit.nz p6,p0=in0,CLONE_SETTLS_BIT
- mov out4=in3 // parent_tidptr: valid only w/CLONE_PARENT_SETTID
+ mov out3=in3 // parent_tidptr: valid only w/CLONE_PARENT_SETTID
;;
(p6) st8 [r2]=in5 // store TLS in r16 for copy_thread()
- mov out5=in4 // child_tidptr: valid only w/CLONE_CHILD_SETTID or CLONE_CHILD_CLEARTID
- adds out2=IA64_SWITCH_STACK_SIZE+16,sp // out2 = &regs
+ mov out4=in4 // child_tidptr: valid only w/CLONE_CHILD_SETTID or CLONE_CHILD_CLEARTID
mov out0=in0 // out0 = clone_flags
br.call.sptk.many rp=do_fork
.ret1: .restore sp
@@ -148,13 +147,12 @@ GLOBAL_ENTRY(sys_clone)
mov loc1=r16 // save ar.pfs across do_fork
.body
mov out1=in1
- mov out3=16 // stacksize (compensates for 16-byte scratch area)
+ mov out2=16 // stacksize (compensates for 16-byte scratch area)
tbit.nz p6,p0=in0,CLONE_SETTLS_BIT
- mov out4=in2 // parent_tidptr: valid only w/CLONE_PARENT_SETTID
+ mov out3=in2 // parent_tidptr: valid only w/CLONE_PARENT_SETTID
;;
(p6) st8 [r2]=in4 // store TLS in r13 (tp)
- mov out5=in3 // child_tidptr: valid only w/CLONE_CHILD_SETTID or CLONE_CHILD_CLEARTID
- adds out2=IA64_SWITCH_STACK_SIZE+16,sp // out2 = &regs
+ mov out4=in3 // child_tidptr: valid only w/CLONE_CHILD_SETTID or CLONE_CHILD_CLEARTID
mov out0=in0 // out0 = clone_flags
br.call.sptk.many rp=do_fork
.ret2: .restore sp