[PATCH 33/50] arm: end_of_stack()

[Al Viro]

References: <20060103210515.5135@xxxxxxxxxxxxxxxx>
In-Reply-To: <20060103210515.5135@xxxxxxxxxxxxxxxx>

Signed-off-by: Al Viro <viro@xxxxxxxxxxxxxxxxxx>

---

 arch/arm/kernel/process.c |    2 +-
 arch/arm/kernel/traps.c   |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

886253feedc3c113e137755e8d9c9052eaea6376
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index 6c82d6b..8c62909 100644
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -460,7 +460,7 @@ unsigned long get_wchan(struct task_stru
 	if (!p || p == current || p->state == TASK_RUNNING)
 		return 0;
 
-	stack_start = (unsigned long)(p->thread_info + 1);
+	stack_start = (unsigned long)end_of_stack(p);
 	stack_end = ((unsigned long)p->thread_info) + THREAD_SIZE;
 
 	fp = thread_saved_fp(p);
diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c
index 45e9ea6..f7e733c 100644
--- a/arch/arm/kernel/traps.c
+++ b/arch/arm/kernel/traps.c
@@ -165,7 +165,7 @@ static void dump_backtrace(struct pt_reg
 	} else if (verify_stack(fp)) {
 		printk("invalid frame pointer 0x%08x", fp);
 		ok = 0;
-	} else if (fp < (unsigned long)(tsk->thread_info + 1))
+	} else if (fp < (unsigned long)end_of_stack(tsk))
 		printk("frame pointer underflow");
 	printk("\n");
 
-- 
0.99.9.GIT

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