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authorAl Viro <viro@zeniv.linux.org.uk>2012-09-13 00:32:42 +0200
committerAl Viro <viro@zeniv.linux.org.uk>2012-10-01 05:31:19 +0200
commit58254e1002a82eb383c5977ad9fd5a451b91fe29 (patch)
treee03b441b252ec3630ceedbe266311c0a24812fd9 /arch/powerpc/kernel/entry_64.S
parents390: convert to generic kernel_execve() (diff)
downloadlinux-58254e1002a82eb383c5977ad9fd5a451b91fe29.tar.xz
linux-58254e1002a82eb383c5977ad9fd5a451b91fe29.zip
powerpc: split ret_from_fork
... and get rid of in-kernel syscalls in kernel_thread() Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/powerpc/kernel/entry_64.S')
-rw-r--r--arch/powerpc/kernel/entry_64.S10
1 files changed, 10 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S
index b40e0b4815b3..d7f4fafc7515 100644
--- a/arch/powerpc/kernel/entry_64.S
+++ b/arch/powerpc/kernel/entry_64.S
@@ -370,6 +370,16 @@ _GLOBAL(ret_from_fork)
li r3,0
b syscall_exit
+_GLOBAL(ret_from_kernel_thread)
+ bl .schedule_tail
+ REST_NVGPRS(r1)
+ REST_GPR(2,r1)
+ mtlr r14
+ mr r3,r15
+ blrl
+ li r3,0
+ b .do_exit # no return
+
.section ".toc","aw"
DSCR_DEFAULT:
.tc dscr_default[TC],dscr_default