Re: [PATCH] [5/12] x86_64: Make patching more robust, fix paravirt issue

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From: Chris Wright <chrisw@sous-sol.org>
To: Andi Kleen <ak@suse.de>
Cc: Jeremy Fitzhardinge <jeremy@goop.org>,
	patches@x86-64.org, linux-kernel@vger.kernel.org,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Rusty Russell <rusty@rustcorp.com.au>,
	Chris Wright <chrisw@sous-sol.org>
Subject: Re: [PATCH] [5/12] x86_64: Make patching more robust, fix paravirt issue
Date: Sat, 18 Aug 2007 13:32:30 -0700	[thread overview]
Message-ID: <20070818203230.GV3672@sequoia.sous-sol.org> (raw)
In-Reply-To: <200708181149.48217.ak@suse.de>

* Andi Kleen (ak@suse.de) wrote:
> > This patch breaks Xen booting.  
> 
> Check the latest git head. Does it still break?

Yeah, this is the latest git.  The broken commit is Rusty's patch which,
after Linus reverted the write-protected remap changes, is no longer
necessary.  AFAICT patching is writing garbage into the insn stream.
I suspect it's copying an uninitialized temp buffer.

thanks,
-chris

next prev parent reply	other threads:[~2007-08-18 20:33 UTC|newest]

Thread overview: 46+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-08-09 12:41 [PATCH] [0/12] x86 Late merge bug fixes for 2.6.23 Andi Kleen
2007-08-09 12:41 ` [PATCH] [1/12] x86: Work around mmio config space quirk on AMD Fam10h Andi Kleen
2007-08-10 10:19   ` [patches] " Joachim Deguara
2007-08-12  9:25   ` Linus Torvalds
2007-08-12 10:03     ` Andi Kleen
2007-08-12 19:15       ` Linus Torvalds
2007-08-13  3:06         ` Dave Jones
2007-08-13  3:26           ` Linus Torvalds
2007-08-13  3:38             ` dean gaudet
2007-08-09 12:41 ` [PATCH] [2/12] x86_64: Calgary - Fix mis-handled PCI topology Andi Kleen
2007-08-09 12:41 ` [PATCH] [3/12] x86_64: Don't mark __exitcall as __cold Andi Kleen
2007-08-09 12:41 ` [PATCH] [4/12] x86_64: Disable CLFLUSH support again Andi Kleen
2007-08-09 12:54   ` [patches] " Jan Beulich
2007-08-09 13:11   ` Muli Ben-Yehuda
2007-08-09 13:12     ` Andi Kleen
2007-08-09 13:29     ` [patches] " Jan Beulich
2007-08-09 16:24       ` Muli Ben-Yehuda
2007-08-09 12:41 ` [PATCH] [5/12] x86_64: Make patching more robust, fix paravirt issue Andi Kleen
2007-08-18  0:05   ` Jeremy Fitzhardinge
2007-08-18  0:11     ` Chris Wright
2007-08-18  9:49     ` Andi Kleen
2007-08-18 20:32       ` Chris Wright [this message]
2007-08-18 20:55         ` Linus Torvalds
2007-08-18 21:31           ` Chris Wright
2007-08-18 22:28             ` [PATCH] x86: skip paravirt patching when appropriate Chris Wright
2007-08-19  3:08               ` Zachary Amsden
2007-08-19  5:55               ` Zachary Amsden
2007-08-18 21:58       ` [PATCH] [5/12] x86_64: Make patching more robust, fix paravirt issue Jeremy Fitzhardinge
2007-08-20  1:50     ` Rusty Russell
2007-08-20  2:07       ` Chris Wright
2007-08-20  6:15         ` Jeremy Fitzhardinge
2007-08-21  7:30           ` Glauber de Oliveira Costa
2007-08-21 11:23             ` Andi Kleen
2007-08-21 12:26               ` Glauber de Oliveira Costa
2007-08-09 12:41 ` [PATCH] [6/12] x86_64: Early segment setup for VT Andi Kleen
2007-10-11 21:30   ` H. Peter Anvin
2007-08-09 12:41 ` [PATCH] [7/12] x86_64: really stop MCEs during code patching Andi Kleen
2007-08-09 12:41 ` [PATCH] [8/12] x86_64: Use global flag to disable broken local apic timer on AMD CPUs Andi Kleen
2007-08-09 16:46   ` Cal Peake
2007-08-09 16:50     ` Andi Kleen
2007-08-09 12:41 ` [PATCH] [9/12] x86_64: Avoid NMI Watchdog and/or long wait in setup_APIC_timer Andi Kleen
2007-08-09 12:41 ` [PATCH] [10/12] x86_64: Add warning in Documentation that zero-page is not a stable ABI Andi Kleen
2007-08-09 12:41 ` [PATCH] [11/12] x86_64: vdso.lds in arch/x86_64/vdso/.gitignore Andi Kleen
2007-08-09 12:41 ` [PATCH] [12/12] x86_64: Fix start_kernel warning Andi Kleen
2007-08-09 13:06 ` [PATCH] [0/12] x86 Late merge bug fixes for 2.6.23 Muli Ben-Yehuda
2007-08-09 13:12   ` Andi Kleen

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