linux-kernel - Re: linux-next: Tree for Nov 14

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Date:	Sat, 15 Nov 2014 13:19:22 -0800
From:	Guenter Roeck <linux@...ck-us.net>
To:	Stephen Rothwell <sfr@...b.auug.org.au>
Cc:	linux-next@...r.kernel.org, linux-kernel@...r.kernel.org,
	Jiang Liu <jiang.liu@...ux.intel.com>,
	Thomas Gleixner <tglx@...utronix.de>
Subject: Re: linux-next: Tree for Nov 14

On Fri, Nov 14, 2014 at 07:27:38PM +1100, Stephen Rothwell wrote:
> Hi all,
> 
> Changes since 20141113:
> 
> New tree: overlayfs
> 
> The idle tree gained a conflict against Linus' tree.
> 
> The scsi tree gained a conflict against the usb tree.
> 
> Non-merge commits (relative to Linus' tree): 6264
>  6509 files changed, 209171 insertions(+), 167101 deletions(-)
> 

I bisected the x86-nosmp qemu runtime failure I have seen for
the last few days. Here is the result:

bb46613f7099f70bc68c1c684cfa22d6863cd8eb is the first bad commit
commit bb46613f7099f70bc68c1c684cfa22d6863cd8eb
Author: Jiang Liu <jiang.liu@...ux.intel.com>
Date:   Mon Oct 27 16:12:06 2014 +0800

    x86, irq: Make MSI and HT_IRQ indepenent of X86_IO_APIC

Detailed log:

git bisect start 'HEAD' 'v3.18-rc4'
# good: [97bf3e2baed8f45432933bf15535061fb5acda44] Merge remote-tracking branch 'sound-asoc/for-next'
git bisect good 97bf3e2baed8f45432933bf15535061fb5acda44
# bad: [d23dcf93e7ad8004ef80726717f700316e53f44d] Merge remote-tracking branch 'usb-serial/usb-next'
git bisect bad d23dcf93e7ad8004ef80726717f700316e53f44d
# bad: [cff78d32f4c15b7b2cb173c8e6097c513f406da0] Merge remote-tracking branch 'kvm/linux-next'
git bisect bad cff78d32f4c15b7b2cb173c8e6097c513f406da0
# good: [09dc3f20206821e06b1b281b1ae4451777f707c4] Merge remote-tracking branch 'audit/next'
git bisect good 09dc3f20206821e06b1b281b1ae4451777f707c4
# bad: [caf0fea9e728916a92c508988fd2ae84a08c280b] Merge branch 'x86/vdso'
git bisect bad caf0fea9e728916a92c508988fd2ae84a08c280b
# good: [9aa5f98820067b00456c42347fc0ff48d2d2474f] Merge branch 'sched/urgent'
git bisect good 9aa5f98820067b00456c42347fc0ff48d2d2474f
# bad: [46fe562d914fde0a43ee339a0fcfd4af829cb8f7] Merge branch 'x86/boot'
git bisect bad 46fe562d914fde0a43ee339a0fcfd4af829cb8f7
# good: [b26ea43d0bb1539ce047206a57c7fd8d636e7f22] x86, irq: Protect __clear_irq_vector() with vector_lock
git bisect good b26ea43d0bb1539ce047206a57c7fd8d636e7f22
# bad: [e1d8f79a27a41493c8f1ad0bde440048e17f9494] iommu/amd: Use helpers to access irq_cfg data structure associated with IRQ
git bisect bad e1d8f79a27a41493c8f1ad0bde440048e17f9494
# good: [051825cab15c8180f2f0dbc3a9de5a3db7476065] x86, irq: Move HT IRQ related code from io_apic.c into htirq.c
git bisect good 051825cab15c8180f2f0dbc3a9de5a3db7476065
# bad: [bb46613f7099f70bc68c1c684cfa22d6863cd8eb] x86, irq: Make MSI and HT_IRQ indepenent of X86_IO_APIC
git bisect bad bb46613f7099f70bc68c1c684cfa22d6863cd8eb
# good: [b09198f7b59101e52bcf238ed3b7bfc64de055ef] x86, irq: Move IRQ initialization routines from io_apic.c into vector.c
git bisect good b09198f7b59101e52bcf238ed3b7bfc64de055ef
# first bad commit: [bb46613f7099f70bc68c1c684cfa22d6863cd8eb] x86, irq: Make MSI and HT_IRQ indepenent of X86_IO_APIC

I'll be happy to provide the configuration if needed.

Guenter
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