---

yaml --- r: 153741 b: refs/heads/master c: feb97c3 h: refs/heads/master i: 153739: 1fb5655 v: v3
git-mirror · Jun 19, 2009 · 6bf37e3 · 6bf37e3
1 parent 2653b59
commit 6bf37e3
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Showing 2 changed files with 19 additions and 2 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: c894ed6956f126d60d888e8efc5fb3a595ba89ae
+refs/heads/master: feb97c3644a560ffdf9a17c65b1df807b5b4432f
diff --git a/trunk/arch/arm/kernel/process.c b/trunk/arch/arm/kernel/process.c
@@ -352,6 +352,23 @@ asm(	".section .text\n"
 "	.size	kernel_thread_helper, . - kernel_thread_helper\n"
 "	.previous");
 
+#ifdef CONFIG_ARM_UNWIND
+extern void kernel_thread_exit(long code);
+asm(	".section .text\n"
+"	.align\n"
+"	.type	kernel_thread_exit, #function\n"
+"kernel_thread_exit:\n"
+"	.fnstart\n"
+"	.cantunwind\n"
+"	bl	do_exit\n"
+"	nop\n"
+"	.fnend\n"
+"	.size	kernel_thread_exit, . - kernel_thread_exit\n"
+"	.previous");
+#else
+#define kernel_thread_exit	do_exit
+#endif
+
 /*
  * Create a kernel thread.
  */
@@ -363,7 +380,7 @@ pid_t kernel_thread(int (*fn)(void *), void *arg, unsigned long flags)
 
 	regs.ARM_r1 = (unsigned long)arg;
 	regs.ARM_r2 = (unsigned long)fn;
-	regs.ARM_r3 = (unsigned long)do_exit;
+	regs.ARM_r3 = (unsigned long)kernel_thread_exit;
 	regs.ARM_pc = (unsigned long)kernel_thread_helper;
 	regs.ARM_cpsr = SVC_MODE | PSR_ENDSTATE;