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authorAl Viro <viro@zeniv.linux.org.uk>2012-10-13 11:22:53 +0400
committerAl Viro <viro@zeniv.linux.org.uk>2012-10-15 07:06:52 +0400
commitee1e17c69eb3c843d283eb3fbed1616ed9a122eb (patch)
tree18c4beae1331663fadec51f914f2ef50ed1be7fb /arch/blackfin/mach-common
parentddffeb8c4d0331609ef2581d84de4d763607bd37 (diff)
downloadlinux-ee1e17c69eb3c843d283eb3fbed1616ed9a122eb.tar.xz
blackfin: convert kernel_thread() and kernel_execve() to generic ones
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'arch/blackfin/mach-common')
-rw-r--r--arch/blackfin/mach-common/entry.S55
1 files changed, 0 insertions, 55 deletions
diff --git a/arch/blackfin/mach-common/entry.S b/arch/blackfin/mach-common/entry.S
index 1c3d2c5bb0bb..4a38c68e2dde 100644
--- a/arch/blackfin/mach-common/entry.S
+++ b/arch/blackfin/mach-common/entry.S
@@ -530,61 +530,6 @@ ENTRY(_trap) /* Exception: 4th entry into system event table(supervisor mode)*/
jump .Lsyscall_really_exit;
ENDPROC(_trap)
-ENTRY(_kernel_execve)
- link SIZEOF_PTREGS;
- p0 = sp;
- r3 = SIZEOF_PTREGS / 4;
- r4 = 0(x);
-.Lclear_regs:
- [p0++] = r4;
- r3 += -1;
- cc = r3 == 0;
- if !cc jump .Lclear_regs (bp);
-
- p0 = sp;
- sp += -16;
- [sp + 12] = p0;
- pseudo_long_call _do_execve, p5;
- SP += 16;
- cc = r0 == 0;
- if ! cc jump .Lexecve_failed;
- /* Success. Copy our temporary pt_regs to the top of the kernel
- * stack and do a normal exception return.
- */
- r1 = sp;
- r0 = (-KERNEL_STACK_SIZE) (x);
- r1 = r1 & r0;
- p2 = r1;
- p3 = [p2];
- r0 = KERNEL_STACK_SIZE - 4 (z);
- p1 = r0;
- p1 = p1 + p2;
-
- p0 = fp;
- r4 = [p0--];
- r3 = SIZEOF_PTREGS / 4;
-.Lcopy_regs:
- r4 = [p0--];
- [p1--] = r4;
- r3 += -1;
- cc = r3 == 0;
- if ! cc jump .Lcopy_regs (bp);
-
- r0 = (KERNEL_STACK_SIZE - SIZEOF_PTREGS) (z);
- p1 = r0;
- p1 = p1 + p2;
- sp = p1;
- r0 = syscfg;
- [SP + PT_SYSCFG] = r0;
- [p3 + (TASK_THREAD + THREAD_KSP)] = sp;
-
- RESTORE_CONTEXT;
- rti;
-.Lexecve_failed:
- unlink;
- rts;
-ENDPROC(_kernel_execve)
-
ENTRY(_system_call)
/* Store IPEND */
p2.l = lo(IPEND);