From: Chris Webb <chris@arachsys.com>
To: linux-ide@vger.kernel.org
Subject: Re: sata_nv regression on Supermicro H8DMT+ for kernels newer than 2.6.25
Date: Sun, 31 Aug 2008 22:32:58 +0100 [thread overview]
Message-ID: <20080831213258.GE13757@arachsys.com> (raw)
In-Reply-To: <20080831204147.GG30238@arachsys.com>
Chris Webb <chris@arachsys.com> writes:
> I'm having some trouble with the sata_nv driver on a Supermicro Opteron
> motherboard. It's an H8DMT+ with an onboard nVidia MCP55V Pro SATA controller
> running the latest release of the BIOS.
[...]
> I imagine this implies that the chipset on this board has trouble with hard
> resets in some way, but I'd be grateful for any advice as to the most sensible
> next step to debug this!
Just to follow up to my report, the following patch seems to cure these
symptoms:
diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c
--- a/drivers/ata/sata_nv.c
+++ b/drivers/ata/sata_nv.c
@@ -407,7 +407,7 @@
static struct ata_port_operations nv_generic_ops = {
.inherits = &ata_bmdma_port_ops,
- .hardreset = nv_hardreset,
+ .hardreset = ATA_OP_NULL,
.scr_read = nv_scr_read,
.scr_write = nv_scr_write,
};
Best wishes,
Chris.
next prev parent reply other threads:[~2008-08-31 21:35 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-08-31 20:41 sata_nv regression on Supermicro H8DMT+ for kernels newer than 2.6.25 Chris Webb
2008-08-31 21:32 ` Chris Webb [this message]
2008-09-01 7:53 ` Tejun Heo
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