From mboxrd@z Thu Jan  1 00:00:00 1970
From: Tejun Heo <tj@kernel.org>
Subject: Re: sata_nv times out for BD-ROM iHOS104-08
Date: Tue, 19 Jan 2010 18:05:12 +0900
Message-ID: <4B5575C8.4030205@kernel.org>
References: <Pine.LNX.4.64.0912221105010.5876@stg.biology.emory.edu> 	<4B31C8EE.3030003@kernel.org> <d2d378040912232302u4b550dap687fcadced237935@mail.gmail.com> 	<4B331771.3090309@kernel.org> <d2d378041001161334r6fe3ee65w39cf98a6c2d1d399@mail.gmail.com> <4B532CB7.4060005@pardus.org.tr>
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Hello,

On 01/18/2010 12:28 AM, Ozan Çağlayan wrote:
> [    9.769407] ata1: nv_mode_filter: 0x739f&0x739f->0x739f, BIOS=0x7000 (0xc000c700) ACPI=0x701f (60:600:0x13)                                                  
> [    9.775326] ata1.00: configured for UDMA/33                                  
> [    9.775408] ata1.00: TEST_UNIT_READY failed (err_mask=0x2)                 

Hmmm... err_mask=0x2 is HSM error.  Strange.  Does the attached patch
make any difference?

Thanks.

-- 
tejun

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diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index 0ea97c9..df261ac 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -3530,7 +3530,7 @@ int ata_eh_recover(struct ata_port *ap, ata_prereset_fn_t prereset,
 		/* If reset has been issued, clear UA to avoid
 		 * disrupting the current users of the device.
 		 */
-		if (ehc->i.flags & ATA_EHI_DID_RESET) {
+		/*if (ehc->i.flags & ATA_EHI_DID_RESET) {
 			ata_for_each_dev(dev, link, ALL) {
 				if (dev->class != ATA_DEV_ATAPI)
 					continue;
@@ -3538,7 +3538,7 @@ int ata_eh_recover(struct ata_port *ap, ata_prereset_fn_t prereset,
 				if (rc)
 					goto dev_fail;
 			}
-		}
+		}*/
 
 		/* retry flush if necessary */
 		ata_for_each_dev(dev, link, ALL) {

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