From 2a826061df67f205636b953f58f8bede2a3f009c Mon Sep 17 00:00:00 2001
From: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Date: Fri, 20 May 2011 17:24:34 +0300
Subject: UBI: dump stack when switching to R/O mode

If we have debugging enabled and switching to R/O mode because of an error -
dump the stack to improve UBI error reporting and make the further diagnostics
easier to do.

Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
---
 drivers/mtd/ubi/ubi.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'drivers/mtd')

diff --git a/drivers/mtd/ubi/ubi.h b/drivers/mtd/ubi/ubi.h
index fd19f8d3bce8..dc64c767fd21 100644
--- a/drivers/mtd/ubi/ubi.h
+++ b/drivers/mtd/ubi/ubi.h
@@ -667,6 +667,7 @@ static inline void ubi_ro_mode(struct ubi_device *ubi)
 	if (!ubi->ro_mode) {
 		ubi->ro_mode = 1;
 		ubi_warn("switch to read-only mode");
+		ubi_dbg_dump_stack();
 	}
 }
 
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