From: Jeff Garzik <jgarzik@pobox.com>
To: shane.huang@amd.com
Cc: linux-ide@vger.kernel.org, tj@kernel.org, pgnet.dev@gmail.com
Subject: Re: [PATCH] Soften up the dmesg on SB600 PMP softreset failure recovery
Date: Wed, 12 Aug 2009 06:26:20 -0400 [thread overview]
Message-ID: <4A8298CC.4040908@pobox.com> (raw)
In-Reply-To: <1249438241.3583.5.camel@zm-desktop>
Shane Huang wrote:
> Too strong words led to spurious bug reports: Novell bugzilla #527748,
> RedHat bugzilla #468800. This patch is used to soften up the dmesg on
> SB600 PMP softreset failure recovery, so as to remove the scariness and
> concern from community.
>
> Reported-by: pgnet Dev <pgnet.dev@gmail.com>
> Signed-off-by: Shane Huang <shane.huang@amd.com>
> Cc: Tejun Heo <tj@kernel.org>
>
> diff -ruN a/drivers/ata/ahci.c b/drivers/ata/ahci.c
> --- a/drivers/ata/ahci.c 2009-07-29 14:38:39.000000000 +0800
> +++ b/drivers/ata/ahci.c 2009-08-04 17:24:34.000000000 +0800
> @@ -1769,7 +1769,8 @@
> irq_sts = readl(port_mmio + PORT_IRQ_STAT);
> if (irq_sts & PORT_IRQ_BAD_PMP) {
> ata_link_printk(link, KERN_WARNING,
> - "failed due to HW bug, retry pmp=0\n");
> + "applying SB600 PMP SRST workaround "
> + "and retrying\n");
> rc = ahci_do_softreset(link, class, 0, deadline,
> ahci_check_ready);
applied
prev parent reply other threads:[~2009-08-12 10:26 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-08-05 2:10 [PATCH] Soften up the dmesg on SB600 PMP softreset failure recovery Shane Huang
2009-08-05 2:20 ` Tejun Heo
2009-08-12 10:26 ` Jeff Garzik [this message]
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