Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751618AbWJTDQK (ORCPT ); Thu, 19 Oct 2006 23:16:10 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751621AbWJTDQJ (ORCPT ); Thu, 19 Oct 2006 23:16:09 -0400 Received: from ug-out-1314.google.com ([66.249.92.174]:10963 "EHLO ug-out-1314.google.com") by vger.kernel.org with ESMTP id S1751618AbWJTDQG (ORCPT ); Thu, 19 Oct 2006 23:16:06 -0400 DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:user-agent:mime-version:to:cc:subject:references:in-reply-to:content-type; b=VfBh9dJzUlhh18gNdYCBtS4335Or9PafWlKtckj10/tWVW/IQWXEfU0AQsLkXESsj/2z0wa7Aij62Vd1EjjyRRSOHvBLa/BBqaYrSZSwQJxYtmqbLv+TRGAg+vGDwnGt2tD9gm5FGg/mZLBRFHj4f4PmHOXk4ziQuEr47zAqpok= Message-ID: <45383F6F.6090102@gmail.com> Date: Fri, 20 Oct 2006 12:15:59 +0900 From: Tejun Heo User-Agent: Thunderbird 1.5.0.7 (X11/20060928) MIME-Version: 1.0 To: "Berck E. Nash" CC: linux-kernel@vger.kernel.org Subject: Re: 2.6.19-rc2-mm2 AHCI lengthy pause on detection References: <453663DB.5060908@gmail.com> In-Reply-To: <453663DB.5060908@gmail.com> Content-Type: multipart/mixed; boundary="------------050009050003050106060003" Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1484 Lines: 45 This is a multi-part message in MIME format. --------------050009050003050106060003 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Berck E. Nash wrote: > AHCI pauses heartily on during detection boot, but eventually proceeds. > This problem currently exists with 2.6.19-rc2-mm1, but did not exist in > 2.6.17.3. I realize that's a huge gap, and if you'd like me to narrow > it down, I'll be glad to try. Can you try the attached patch? And please post the result of hdparm -I /dev/sdX. -- tejun --------------050009050003050106060003 Content-Type: text/plain; name="patch" Content-Transfer-Encoding: 7bit Content-Disposition: inline; filename="patch" diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index 2592912..8215139 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -278,8 +278,7 @@ static const struct ata_port_info ahci_p { .sht = &ahci_sht, .flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY | - ATA_FLAG_MMIO | ATA_FLAG_PIO_DMA | - ATA_FLAG_SKIP_D2H_BSY, + ATA_FLAG_MMIO | ATA_FLAG_PIO_DMA, .pio_mask = 0x1f, /* pio0-4 */ .udma_mask = 0x7f, /* udma0-6 ; FIXME */ .port_ops = &ahci_ops, --------------050009050003050106060003-- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/