flagday: kill pt_regs argument of do_fork()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

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