Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752624AbXLIMFj (ORCPT ); Sun, 9 Dec 2007 07:05:39 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750790AbXLIMFa (ORCPT ); Sun, 9 Dec 2007 07:05:30 -0500 Received: from mx3.mail.elte.hu ([157.181.1.138]:54202 "EHLO mx3.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750789AbXLIMF3 (ORCPT ); Sun, 9 Dec 2007 07:05:29 -0500 Date: Sun, 9 Dec 2007 13:05:02 +0100 From: Ingo Molnar To: Andrew Morton Cc: "Rafael J. Wysocki" , LKML , Linus Torvalds Subject: Re: 2.6.24-rc4-git5: Reported regressions from 2.6.23 Message-ID: <20071209120502.GA7012@elte.hu> References: <200712080340.49546.rjw@sisk.pl> <20071209035415.a3875df8.akpm@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20071209035415.a3875df8.akpm@linux-foundation.org> User-Agent: Mutt/1.5.17 (2007-11-01) X-ELTE-VirusStatus: clean X-ELTE-SpamScore: -1.5 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-1.5 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.2.3 -1.5 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2739 Lines: 126 * Andrew Morton wrote: > Am trying to do a git-disect on it but it seems that someone has been > screwing with ata Kconfig and I'm hitting a pile of > cant-find-root-disk bisection points and I can't immediately work out > why. I'll try to find time to look at it again next week. the way i solve such bisection problems is to have the patch like below applied by a "git-bisect run" scriptlet (and popped off after the test). This way all must-have drivers and kernel features are selected for that particular testbox, no matter what Kconfig complication there are. (except outright config option renaming but those are rare) Ingo Index: linux/arch/x86/Kconfig.needed =================================================================== --- /dev/null +++ linux/arch/x86/Kconfig.needed @@ -0,0 +1,88 @@ +config FORCE_MINIMAL_CONFIG + bool + default y + +select EXPERIMENTAL + +select EXT3_FS +select EXT3_FS_XATTR +select EXT3_FS_POSIX_ACL +select EXT3_FS_SECURITY +select BLOCK +select HOTPLUG +#select INOTIFY +#select INOTIFY_USER + +# so that capset() works (sudo, etc.): +select SECURITY +select SECURITY_CAPABILITIES + +select BINFMT_ELF +select MSDOS_PARTITION +select PARTITION_ADVANCED +select BSD_DISKLABEL + +select SYSFS +select SYSFS_DEPRECATED +select PROC_FS +select FUTEX + +select ATA +select SATA_AHCI +select ATA_PIIX +select PATA_AMD +select PATA_OLDPIIX +select BLK_DEV_SD + +select E100 +select E1000 +select NET_ETHERNET +select NET_PCI +select MII +select CRC32 + +select 8139TOO +select FORCEDETH + +select PACKET + +select NETPOLL +select NETCONSOLE +select NET_POLL_CONTROLLER +select INET +select NET +select UNIX +select NETDEVICES + +select SERIAL_8250 +select SERIAL_8250_CONSOLE +select MAGIC_SYSRQ + +select INPUT +select INPUT_MOUSEDEV +select INPUT_POLLDEV +select INPUT_KEYBOARD +select KEYBOARD_ATKBD +select SERIO +select SERIO_I8042 + +select VT +select VT_CONSOLE +select HW_CONSOLE +select VGA_CONSOLE +select EARLY_PRINTK +select PRINTK +select UNIX98_PTYS + +select USB +select USB_MOUSE +select USB_EHCI_HCD +select USB_OHCI_HCD +select USB_UHCI_HCD +select USB_SUPPORT + +select PCI + +select STANDALONE +select PREVENT_FIRMWARE_BUILD + Index: linux/lib/Kconfig =================================================================== --- linux.orig/lib/Kconfig +++ linux/lib/Kconfig @@ -142,3 +142,6 @@ config CHECK_SIGNATURE bool endmenu + +source "arch/x86/Kconfig.needed" + Index: linux/lib/Kconfig.debug -- 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/