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Re: [Qemu-devel] [PATCH v6 00/12] curl: fix curl read
From: |
Fam Zheng |
Subject: |
Re: [Qemu-devel] [PATCH v6 00/12] curl: fix curl read |
Date: |
Mon, 27 May 2013 10:25:21 +0800 |
User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Fri, 05/24 09:07, Richard W.M. Jones wrote:
> On Fri, May 24, 2013 at 01:36:55PM +0800, Fam Zheng wrote:
> > Changes from v5:
> > 05: Rename bs to s for BDRVCURLState.
> > 06: Use int64_t for offsets.
> > Fix printf format string.
> > Move introducing of use_count to 07.
> > 07: Drop explicit cast.
> > Use int64_t for offsets.
> > Use_count moved here.
> > 08: Remove duplicated.
> > Move s->url = NULL to separate patch.
> > 09: Fix while(0);
> > 12: Added:
> > curl: set s->url to NULL after free.
>
> This patch is definitely not working. The guest sees loads of
> disk errors like this:
>
> [ 30.880265] sd 2:0:0:0: [sda]
> [ 30.880265] Add. Sense: I/O process terminated
> [ 30.880265] sd 2:0:0:0: [sda] CDB:
> [ 30.880265] Read(10): 28 00 00 bf b0 87 00 00 01 00
> [ 32.030702] sd 2:0:0:0: [sda]
> [ 32.031663] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
> [ 32.031663] sd 2:0:0:0: [sda]
> [ 32.031663] Sense Key : Aborted Command [current]
> [ 32.031663] sd 2:0:0:0: [sda]
> [ 32.031663] Add. Sense: I/O process terminated
> [ 32.031663] sd 2:0:0:0: [sda] CDB:
> [ 32.031663] Read(10): 28 00 00 00 08 46 00 00 01 00
> [ 32.031663] blk_update_request: 32 callbacks suppressed
> [ 32.031663] end_request: I/O error, dev sda, sector 2118
> [ 32.031663] quiet_error: 46 callbacks suppressed
> [ 32.031663] Buffer I/O error on device sda1, logical block 2055
> [ 32.031663] sd 2:0:0:0: [sda]
> [ 32.031663] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
> [ 32.031663] sd 2:0:0:0: [sda]
> [ 32.031663] Sense Key : Aborted Command [current]
> [ 32.031663] sd 2:0:0:0: [sda]
> [ 32.031663] Add. Sense: I/O process terminated
> [ 32.031663] sd 2:0:0:0: [sda] CDB:
> [ 32.031663] Read(10): 28 00 00 00 08 45 00 00 01 00
> [ 32.031663] end_request: I/O error, dev sda, sector 2117
> [ 32.031663] Buffer I/O error on device sda1, logical block 2054
> [ 32.031663] sd 2:0:0:0: [sda]
>
Rich, are you testing with libguestfs or qemu? Since I can't get
libguestfs run with your patch to refuse writable open.
Can you post your command?
--
Fam
- [Qemu-devel] [PATCH v6 04/12] curl: fix curl_open, (continued)
- [Qemu-devel] [PATCH v6 04/12] curl: fix curl_open, Fam Zheng, 2013/05/24
- [Qemu-devel] [PATCH v6 05/12] curl: add timer to BDRVCURLState, Fam Zheng, 2013/05/24
- [Qemu-devel] [PATCH v6 06/12] curl: introduce CURLDataCache, Fam Zheng, 2013/05/24
- [Qemu-devel] [PATCH v6 07/12] curl: make use of CURLDataCache., Fam Zheng, 2013/05/24
- [Qemu-devel] [PATCH v6 08/12] curl: use list to store CURLState, Fam Zheng, 2013/05/24
- [Qemu-devel] [PATCH v6 09/12] curl: add cache quota., Fam Zheng, 2013/05/24
- [Qemu-devel] [PATCH v6 10/12] curl: introduce ssl_no_cert runtime option., Fam Zheng, 2013/05/24
- [Qemu-devel] [PATCH v6 11/12] block/curl.c: Refuse to open the handle for writes., Fam Zheng, 2013/05/24
- [Qemu-devel] [PATCH v6 12/12] curl: set s->url to NULL after free., Fam Zheng, 2013/05/24
- Re: [Qemu-devel] [PATCH v6 00/12] curl: fix curl read, Richard W.M. Jones, 2013/05/24
- Re: [Qemu-devel] [PATCH v6 00/12] curl: fix curl read,
Fam Zheng <=
- Re: [Qemu-devel] [PATCH v6 00/12] curl: fix curl read, Richard W.M. Jones, 2013/05/27
- Re: [Qemu-devel] [PATCH v6 00/12] curl: fix curl read, Fam Zheng, 2013/05/28
- Re: [Qemu-devel] [PATCH v6 00/12] curl: fix curl read, Richard W.M. Jones, 2013/05/28
- Re: [Qemu-devel] [PATCH v6 00/12] curl: fix curl read, Richard W.M. Jones, 2013/05/28
- Re: [Qemu-devel] [PATCH v6 00/12] curl: fix curl read, Fam Zheng, 2013/05/28
- Re: [Qemu-devel] [PATCH v6 00/12] curl: fix curl read, Richard W.M. Jones, 2013/05/28
Re: [Qemu-devel] [PATCH v6 00/12] curl: fix curl read, Richard W.M. Jones, 2013/05/28