From: Christoph Hellwig <hch@lst.de>
To: Ryan Harper <ryanh@us.ibm.com>
Cc: Christoph Hellwig <hch@lst.de>, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [PATCH 0/3] better I/O accounting V2
Date: Mon, 22 Aug 2011 17:12:09 +0200 [thread overview]
Message-ID: <20110822151208.GB4130@lst.de> (raw)
In-Reply-To: <20110822145916.GS5792@us.ibm.com>
On Mon, Aug 22, 2011 at 09:59:16AM -0500, Ryan Harper wrote:
> * Christoph Hellwig <hch@lst.de> [2011-08-21 17:27]:
> > changes since V1:
> > - rebase to apply against the current qemu.git tree
>
>
> Testing on tip + this series with:
>
> ./configure --enable-debug --enable-kvm --enable-io-thread --target-list=x86_64-softmmu
That is about the same config that I run.
> [New Thread 0x7ffff4f27700 (LWP 18033)]
>
> Program received signal SIGSEGV, Segmentation fault.
> 0x00000000004200c1 in bdrv_acct_done (bs=0x12310b0, cookie=0x1c69f50) at /root/git/qemu/block_int.h:239
> 239 bs->nr_bytes[cookie->type] += cookie->bytes;
I can't see how this can result in a segfault, unless we get a corrupted
cookie. Can you print what cookie->type is from gdb?
next prev parent reply other threads:[~2011-08-22 15:12 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-08-21 22:25 [Qemu-devel] [PATCH 0/3] better I/O accounting V2 Christoph Hellwig
2011-08-21 22:25 ` [Qemu-devel] [PATCH 1/3] block: include flush requests in info blockstats Christoph Hellwig
2011-08-21 22:26 ` [Qemu-devel] [PATCH 2/3] block: explicit I/O accounting Christoph Hellwig
2011-08-22 15:48 ` Kevin Wolf
2011-08-24 18:22 ` Christoph Hellwig
2011-08-21 22:26 ` [Qemu-devel] [PATCH 3/3] block: latency accounting Christoph Hellwig
2011-08-22 8:45 ` [Qemu-devel] [PATCH 0/3] better I/O accounting V2 Stefan Hajnoczi
2011-08-22 14:59 ` Ryan Harper
2011-08-22 15:12 ` Christoph Hellwig [this message]
2011-08-22 15:29 ` Ryan Harper
2011-08-22 15:35 ` Christoph Hellwig
2011-08-22 16:46 ` Ryan Harper
2011-08-24 18:45 ` Christoph Hellwig
2011-08-25 16:41 ` Ryan Harper
2011-08-22 15:55 ` Kevin Wolf
2011-08-25 6:25 ` [Qemu-devel] [PATCH 0/3] better I/O accounting V3 Christoph Hellwig
2011-08-25 6:25 ` [Qemu-devel] [PATCH 1/3] block: include flush requests in info blockstats Christoph Hellwig
2011-08-25 6:26 ` [Qemu-devel] [PATCH 2/3] block: explicit I/O accounting Christoph Hellwig
2011-08-25 6:26 ` [Qemu-devel] [PATCH 3/3] block: latency accounting Christoph Hellwig
2011-08-26 13:05 ` Kevin Wolf
2011-08-26 16:06 ` Christoph Hellwig
2011-08-25 16:10 ` [Qemu-devel] [PATCH 0/3] better I/O accounting V3 Kevin Wolf
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