Re: [BUG] scsi: hpsa: how to destroy your files

Andrew Morton
2011-09-02T23:14:11Z

On Thu, 01 Sep 2011 19:40:15 +0200
Eric Dumazet <eric.dumazet@gmail.com> wrote:

> OK I found the bad commit,I got lucky... I lost some files but my
> machine was able to complete the bisection. CC involved people
>
> git bisect start
> # bad: [9e79e3e9dd9672b37ac9412e9a926714306551fe] Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc
> git bisect bad 9e79e3e9dd9672b37ac9412e9a926714306551fe
> # good: [322a8b034003c0d46d39af85bf24fee27b902f48] Linux 3.1-rc1
> git bisect good 322a8b034003c0d46d39af85bf24fee27b902f48
> # bad: [0c3bef612881ee6216a36952ffaabfc35b83545c] Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6
> git bisect bad 0c3bef612881ee6216a36952ffaabfc35b83545c
> # good: [8c70aac04e01a08b7eca204312946206d1c1baac] Merge branch 'staging-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging-2.6
> git bisect good 8c70aac04e01a08b7eca204312946206d1c1baac
> # good: [291b63c86aea8a571ddf913d41ab5156b8314dad] Merge branch 'drm-intel-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/keithp/linux-2.6
> git bisect good 291b63c86aea8a571ddf913d41ab5156b8314dad
> # good: [aa462abe8aaf2198d6aef97da20c874ac694a39f] mm: fix __page_to_pfn for a const struct page argument
> git bisect good aa462abe8aaf2198d6aef97da20c874ac694a39f
> # good: [5c80c71b9a0ec518b4b58d2a61de01a04f4a4453] Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/btrfs-unstable
> git bisect good 5c80c71b9a0ec518b4b58d2a61de01a04f4a4453
> # good: [2c4ac99f983f1341b5962a16b5e8de6049bf10b5] Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jgarzik/libata-dev
> git bisect good 2c4ac99f983f1341b5962a16b5e8de6049bf10b5
> # bad: [0a2daa1cf35004f5adbf4138555cc5669abf3a3e] PCI: make cardbus-bridge resources optional
> git bisect bad 0a2daa1cf35004f5adbf4138555cc5669abf3a3e
> # bad: [be768912a49b10b68e96fbd8fa3cab0adfbd3091] PCI: honor child buses add_size in hot plug configuration
> git bisect bad be768912a49b10b68e96fbd8fa3cab0adfbd3091
> # bad: [b03e7495a862b028294f59fc87286d6d78ee7fa1] PCI: Set PCI-E Max Payload Size on fabric
> git bisect bad b03e7495a862b028294f59fc87286d6d78ee7fa1
> commit b03e7495a862b028294f59fc87286d6d78ee7fa1
> Author: Jon Mason <mason@myri.com>
> Date: Wed Jul 20 15:20:54 2011 -0500
>
> PCI: Set PCI-E Max Payload Size on fabric

fyi, this patch also broke drivers/gpu/drm/radeon
(https://bugzilla.kernel.org/show_bug.cgi?id=42162). Alex has a
workaround (https://bugzilla.kernel.org/attachment.cgi?id=71182).