From: Jens Axboe <axboe@suse.de>
To: Pavel Troller <patrol@sinus.cz>
Cc: linux-ide@vger.kernel.org
Subject: Re: ide-cd in 2.6.10/11: BIG problem with burning audio CDs
Date: Thu, 3 Feb 2005 12:05:48 +0100 [thread overview]
Message-ID: <20050203110547.GU5710@suse.de> (raw)
In-Reply-To: <20050203085452.GA22995@tangens.sinus.cz>
On Thu, Feb 03 2005, Pavel Troller wrote:
> The problem is that on 2.6.10 and 2.6.11-rc[1-3], burning audio CDs
> consumes so much CPU cycles, that my dual Athlon 1800+ system cannot
> serve the process and cd burner dies of repeated buffer underruns or
> totally crashes, requiring physical reset to revive (no ide bus
> reset is enough).
Try this patch.
===== drivers/ide/ide-cd.c 1.105 vs edited =====
--- 1.105/drivers/ide/ide-cd.c 2005-01-08 06:43:53 +01:00
+++ edited/drivers/ide/ide-cd.c 2005-01-09 16:31:53 +01:00
@@ -1915,7 +1915,7 @@
/*
* check if dma is safe
*/
- if ((rq->data_len & mask) || (addr & mask))
+ if ((rq->data_len & 3) || (addr & mask))
info->dma = 0;
}
--
Jens Axboe
next prev parent reply other threads:[~2005-02-03 11:05 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-02-03 8:54 ide-cd in 2.6.10/11: BIG problem with burning audio CDs Pavel Troller
2005-02-03 11:05 ` Jens Axboe [this message]
2005-02-03 11:55 ` Pavel Troller
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