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| author | Al Viro <viro@zeniv.linux.org.uk> | 2012-10-23 03:10:08 (GMT) |
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2012-11-29 05:01:08 (GMT) |
| commit | e80d6661c3a5caa0cebec0853c6cb0db090fb506 (patch) | |
| tree | efc60762bbcdf8904f9779310ac60d0131ac9f3d /arch/ia64/kernel | |
| parent | 18c26c27ae0abe82253cb2e2363df465dbbb657e (diff) | |
| download | linux-e80d6661c3a5caa0cebec0853c6cb0db090fb506.tar.xz | |
flagday: kill pt_regs argument of do_fork()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/ia64/kernel')
| -rw-r--r-- | arch/ia64/kernel/entry.S | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/arch/ia64/kernel/entry.S b/arch/ia64/kernel/entry.S index 940a672..e25b784 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 = ®s + 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 = ®s + 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 |