linux-kernel - Re: 2.6.19-rc5: known regressions

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Date:	Wed, 8 Nov 2006 10:34:43 +0100
From:	Jens Axboe <jens.axboe@...cle.com>
To:	romosan@...orax.lbl.gov
Cc:	linux-kernel@...r.kernel.org
Subject: Re: 2.6.19-rc5: known regressions

On Wed, Nov 08 2006, Adrian Bunk wrote:
> Subject    : unable to rip cd
> References : http://lkml.org/lkml/2006/10/13/100
> Submitter  : Alex Romosan <romosan@...orax.lbl.gov>
> Status     : unknown

Alex, was/is this repeatable? If so I'd like you to repeat with this
debug patch applied, I cannot reproduce it locally.

diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index bddfebd..ad03e19 100644
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -1726,8 +1726,10 @@ static ide_startstop_t cdrom_newpc_intr(
 		/*
 		 * write to drive
 		 */
-		if (cdrom_write_check_ireason(drive, len, ireason))
+		if (cdrom_write_check_ireason(drive, len, ireason)) {
+			blk_dump_rq_flags(rq, "cdrom_newpc");
 			return ide_stopped;
+		}
 
 		xferfunc = HWIF(drive)->atapi_output_bytes;
 	} else  {
@@ -1859,8 +1861,10 @@ static ide_startstop_t cdrom_write_intr(
 	}
 
 	/* Check that the drive is expecting to do the same thing we are. */
-	if (cdrom_write_check_ireason(drive, len, ireason))
+	if (cdrom_write_check_ireason(drive, len, ireason)) {
+		blk_dump_rq_flags(rq, "cdrom_pc");
 		return ide_stopped;
+	}
 
 	sectors_to_transfer = len / SECTOR_SIZE;
 

-- 
Jens Axboe

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