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[patch 28/40] ide: fix serverworks.c UDMA regression

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From: Greg Kroah-Hartman <gregkh@...>
To: <linux-kernel@...>, <stable@...>
Cc: Justin Forbes <jmforbes@...>, Zwane Mwaikambo <zwane@...>, Theodore Ts'o <tytso@...>, Randy Dunlap <rdunlap@...>, Dave Jones <davej@...>, Chuck Wolber <chuckw@...>, Chris Wedgwood <reviews@...>, Michael Krufky <mkrufky@...>, Chuck Ebbert <cebbert@...>, Domenico Andreoli <cavokz@...>, <torvalds@...>, <akpm@...>, <alan@...>, Tony Battersby <tonyb@...>, Bartlomiej Zolnierkiewicz <bzolnier@...>
Subject: [patch 28/40] ide: fix serverworks.c UDMA regression
Date: Thursday, November 15, 2007 - 2:45 am

-stable review patch.  If anyone has any objections, please let us know.

------------------
From: Tony Battersby <tonyb@cybernetics.com>

patch 0c824b51b338c808de650b440ba5f9f4a725f7fc in mainline.

The patch described by the following excerpt from ChangeLog-2.6.22 makes
it impossible to use UDMA on a Tyan S2707 motherboard (SvrWks CSB5):

commit 2d5eaa6dd744a641e75503232a01f52d0768884c
Author: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Date:   Thu May 10 00:01:08 2007 +0200

    ide: rework the code for selecting the best DMA transfer mode (v3)

    ...

This one-line patch against 2.6.23 fixes the problem.

Signed-off-by: Tony Battersby <tonyb@cybernetics.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

---
 drivers/ide/pci/serverworks.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/ide/pci/serverworks.c
+++ b/drivers/ide/pci/serverworks.c
@@ -97,6 +97,7 @@ static u8 svwks_udma_filter(ide_drive_t 
 			mode = 2;
 
 		switch(mode) {
+		case 3:	 mask = 0x3f; break;
 		case 2:	 mask = 0x1f; break;
 		case 1:	 mask = 0x07; break;
 		default: mask = 0x00; break;

-- 
-
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Messages in current thread:
[patch 00/40] 2.6.23-stable review, driver (sans network) ch..., Greg Kroah-Hartman, (Thu Nov 15, 2:43 am)
[patch 40/40] ACPI: suspend: Wrong order of GPE restore., Greg Kroah-Hartman, (Thu Nov 15, 2:46 am)
[patch 39/40] ACPI: sleep: Fix GPE suspend cleanup, Greg Kroah-Hartman, (Thu Nov 15, 2:46 am)
[patch 38/40] libata: backport ATA_FLAG_NO_SRST and ATA_FLAG..., Greg Kroah-Hartman, (Thu Nov 15, 2:45 am)
[patch 37/40] libata: backport ATA_FLAG_NO_SRST and ATA_FLAG..., Greg Kroah-Hartman, (Thu Nov 15, 2:45 am)
[patch 35/40] radeon: set the address to access the GART tab..., Greg Kroah-Hartman, (Thu Nov 15, 2:45 am)
[patch 36/40] libata: add HTS542525K9SA00 to NCQ blacklist, Greg Kroah-Hartman, (Thu Nov 15, 2:45 am)
[patch 33/40] Char: rocket, fix dynamic_dev tty, Greg Kroah-Hartman, (Thu Nov 15, 2:45 am)
[patch 34/40] Char: moxa, fix and optimise empty timer, Greg Kroah-Hartman, (Thu Nov 15, 2:45 am)
[patch 31/40] ide: Fix cs5535 driver accessing beyond array ..., Greg Kroah-Hartman, (Thu Nov 15, 2:45 am)
[patch 30/40] ide: Fix siimage driver accessing beyond array..., Greg Kroah-Hartman, (Thu Nov 15, 2:45 am)
[patch 32/40] hptiop: avoid buffer overflow when returning s..., Greg Kroah-Hartman, (Thu Nov 15, 2:45 am)
[patch 29/40] ide: Add ide_get_paired_drive() helper, Greg Kroah-Hartman, (Thu Nov 15, 2:45 am)
[patch 27/40] i4l: fix random freezes with AVM B1 drivers, Greg Kroah-Hartman, (Thu Nov 15, 2:45 am)
[patch 28/40] ide: fix serverworks.c UDMA regression, Greg Kroah-Hartman, (Thu Nov 15, 2:45 am)
[patch 25/40] ALSA: hda-codec - Add array terminator for dmi..., Greg Kroah-Hartman, (Thu Nov 15, 2:45 am)
[patch 26/40] i4l: Fix random hard freeze with AVM c4 card, Greg Kroah-Hartman, (Thu Nov 15, 2:45 am)
[patch 24/40] USB: usbserial - fix potential deadlock betwee..., Greg Kroah-Hartman, (Thu Nov 15, 2:45 am)
[patch 20/40] USB: remove USB_QUIRK_NO_AUTOSUSPEND, Greg Kroah-Hartman, (Thu Nov 15, 2:44 am)
Re: [patch 20/40] USB: remove USB_QUIRK_NO_AUTOSUSPEND, Chuck Ebbert, (Thu Nov 15, 11:50 am)
Re: [patch 20/40] USB: remove USB_QUIRK_NO_AUTOSUSPEND, Alan Stern, (Thu Nov 15, 1:57 pm)
[patch 22/40] USB: mutual exclusion for EHCI init and port r..., Greg Kroah-Hartman, (Thu Nov 15, 2:45 am)
[patch 23/40] USB: add URB_FREE_BUFFER to permissible flags, Greg Kroah-Hartman, (Thu Nov 15, 2:45 am)
[patch 21/40] usb-gadget-ether: prevent oops caused by error..., Greg Kroah-Hartman, (Thu Nov 15, 2:45 am)
[patch 19/40] MSI: Use correct data offset for 32-bit MSI in..., Greg Kroah-Hartman, (Thu Nov 15, 2:44 am)
[patch 18/40] md: raid5: fix clearing of biofill operations, Greg Kroah-Hartman, (Thu Nov 15, 2:44 am)
[patch 17/40] md: fix an unsigned compare to allow creation ..., Greg Kroah-Hartman, (Thu Nov 15, 2:44 am)
[patch 16/40] dm: fix thaw_bdev, Greg Kroah-Hartman, (Thu Nov 15, 2:44 am)
[patch 15/40] dm delay: fix status, Greg Kroah-Hartman, (Thu Nov 15, 2:44 am)
[patch 14/40] libata: sync NCQ blacklist with upstream, Greg Kroah-Hartman, (Thu Nov 15, 2:44 am)
[patch 13/40] ALSA: hdsp - Fix zero division, Greg Kroah-Hartman, (Thu Nov 15, 2:44 am)
[patch 12/40] ALSA: emu10k1 - Fix memory corruption, Greg Kroah-Hartman, (Thu Nov 15, 2:44 am)
[patch 11/40] ALSA: Fix build error without CONFIG_HAS_DMA, Greg Kroah-Hartman, (Thu Nov 15, 2:44 am)
[patch 10/40] ALSA: fix selector unit bug affecting some USB..., Greg Kroah-Hartman, (Thu Nov 15, 2:44 am)
[patch 09/40] ALSA: hda-codec - Avoid zero NID in line_out_p..., Greg Kroah-Hartman, (Thu Nov 15, 2:44 am)
[patch 08/40] IB/mthca: Use mmiowb() to avoid firmware comma..., Greg Kroah-Hartman, (Thu Nov 15, 2:44 am)
[patch 07/40] IB/uverbs: Fix checking of userspace object ow..., Greg Kroah-Hartman, (Thu Nov 15, 2:44 am)
[patch 06/40] hwmon/lm87: Disable VID when it should be, Greg Kroah-Hartman, (Thu Nov 15, 2:44 am)
[patch 05/40] hwmon/lm87: Fix a division by zero, Greg Kroah-Hartman, (Thu Nov 15, 2:44 am)
[patch 03/40] hwmon/w83627hf: Fix setting fan min right afte..., Greg Kroah-Hartman, (Thu Nov 15, 2:44 am)
[patch 04/40] hwmon/w83627hf: Dont assume bank 0, Greg Kroah-Hartman, (Thu Nov 15, 2:44 am)
[patch 02/40] i915: fix vbl swap allocation size., Greg Kroah-Hartman, (Thu Nov 15, 2:43 am)
[patch 01/40] POWERPC: Fix platinumfb framebuffer, Greg Kroah-Hartman, (Thu Nov 15, 2:43 am)