linux-kernel - [PATCH 13/14] bcon: Fix wrap-around behaviour

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Message-Id: <1368132193-25817-16-git-send-email-joern@logfs.org>
Date:	Thu,  9 May 2013 16:43:11 -0400
From:	Joern Engel <joern@...fs.org>
To:	linux-kernel@...r.kernel.org
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Jens Axboe <axboe@...nel.dk>, Borislav Petkov <bp@...en8.de>,
	Takashi Iwai <tiwai@...e.de>, Joern Engel <joern@...fs.org>
Subject: [PATCH 13/14] bcon: Fix wrap-around behaviour

This seems to have broken around the introduction of format 1.1.  When
wrapping around, we should increment the wrap counter before writing it
out, not after.

Signed-off-by: Joern Engel <joern@...fs.org>
---
 drivers/block/blockconsole.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/block/blockconsole.c b/drivers/block/blockconsole.c
index 01ddbc6..65f8ace 100644
--- a/drivers/block/blockconsole.c
+++ b/drivers/block/blockconsole.c
@@ -229,8 +229,8 @@ static void bcon_advance_write_bytes(struct blockconsole *bc, int bytes)
 	bc->write_bytes += bytes;
 	if (bc->write_bytes >= bc->max_bytes) {
 		bc->write_bytes = 0;
-		bcon_init_first_page(bc);
 		bc->round++;
+		bcon_init_first_page(bc);
 	}
 }
 
-- 
1.7.10.4

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