Module: xenomai-2.5
Branch: master
Commit: 92e7162384073c698817b62a3aa57af8d48f6705
URL:
http://git.xenomai.org/?p=xenomai-2.5.git;a=commit;h=92e7162384073c698817b62a3aa57af8d48f6705
Author: Philippe Gerum <r...@xenomai.org>
Date: Sun Oct 31 12:30:20 2010 +0100
hal/nios2: remove redundant stack clean up
---
include/asm-nios2/bits/pod.h | 6 ++++--
1 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/include/asm-nios2/bits/pod.h b/include/asm-nios2/bits/pod.h
index a3d05c9..d5ff2ed 100644
--- a/include/asm-nios2/bits/pod.h
+++ b/include/asm-nios2/bits/pod.h
@@ -85,8 +85,10 @@ static inline void xnarch_init_thread(struct xnarchtcb *tcb,
childregs = (struct tramp_stack *)
((unsigned long)tcb->stackbase +
tcb->stacksize - sizeof(*childregs));
-
- memset(childregs, 0, sizeof(*childregs));
+ /*
+ * Stack space is guaranteed to be clean, so no need to zero
+ * it again.
+ */
childregs->sw.gp = gp; /* Inherit GP */
childregs->sw.ra = (unsigned long)&rthal_thread_trampoline;
childregs->ra = (unsigned long)&xnarch_thread_trampoline;
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