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authorAl Viro <viro@zeniv.linux.org.uk>2012-10-27 00:03:41 -0400
committerAl Viro <viro@zeniv.linux.org.uk>2012-11-28 22:43:40 -0500
commitf3268edbe6fe0ce56e62c6d6b14640aeb04864b7 (patch)
tree1ff80222598a1f259ab1910affe0740478090369 /arch/microblaze/kernel/entry.S
parentf01aceac61ad5cc9ea463f6bb185c1f72702357f (diff)
downloadlinux-f3268edbe6fe0ce56e62c6d6b14640aeb04864b7.tar.bz2
microblaze: switch to generic fork/vfork/clone
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Diffstat (limited to 'arch/microblaze/kernel/entry.S')
-rw-r--r--arch/microblaze/kernel/entry.S26
1 files changed, 0 insertions, 26 deletions
diff --git a/arch/microblaze/kernel/entry.S b/arch/microblaze/kernel/entry.S
index 10f360ed82b4..c217367dfc7b 100644
--- a/arch/microblaze/kernel/entry.S
+++ b/arch/microblaze/kernel/entry.S
@@ -442,18 +442,6 @@ TRAP_return: /* Make global symbol for debugging */
nop;
-/* These syscalls need access to the struct pt_regs on the stack, so we
- implement them in assembly (they're basically all wrappers anyway). */
-
-C_ENTRY(sys_fork_wrapper):
- addi r5, r0, SIGCHLD /* Arg 0: flags */
- lwi r6, r1, PT_R1 /* Arg 1: child SP (use parent's) */
- addik r7, r1, 0 /* Arg 2: parent context */
- add r8, r0, r0 /* Arg 3: (unused) */
- add r9, r0, r0; /* Arg 4: (unused) */
- brid do_fork /* Do real work (tail-call) */
- add r10, r0, r0; /* Arg 5: (unused) */
-
/* This the initial entry point for a new child thread, with an appropriate
stack in place that makes it look the the child is in the middle of an
syscall. This function is actually `returned to' from switch_thread
@@ -475,20 +463,6 @@ C_ENTRY(ret_from_kernel_thread):
brid ret_from_trap
add r3, r0, r0
-C_ENTRY(sys_vfork):
- brid microblaze_vfork /* Do real work (tail-call) */
- addik r5, r1, 0
-
-C_ENTRY(sys_clone):
- bnei r6, 1f; /* See if child SP arg (arg 1) is 0. */
- lwi r6, r1, PT_R1; /* If so, use paret's stack ptr */
-1: addik r7, r1, 0; /* Arg 2: parent context */
- lwi r9, r1, PT_R8; /* parent tid. */
- lwi r10, r1, PT_R9; /* child tid. */
- /* do_fork will pick up TLS from regs->r10. */
- brid do_fork /* Do real work (tail-call) */
- add r8, r0, r0; /* Arg 3: (unused) */
-
C_ENTRY(sys_rt_sigreturn_wrapper):
brid sys_rt_sigreturn /* Do real work */
addik r5, r1, 0; /* add user context as 1st arg */