Re: [jet.c...@intel.com: [bio] kernel BUG at drivers/block/virtio_blk.c:166!]

2014-05-28 Thread Maurizio Lombardi
Hi, On Wed, May 28, 2014 at 11:16:17PM +0800, Jet Chen wrote: > > Sorry for late respond. Dongsu has sent a patch for this issue. > message-id > <1401289778-9840-1-git-send-email-dongsu.p...@profitbricks.com> > Do you still need me to test the following patch ? No, don't test my patch,

Re: [jet.c...@intel.com: [bio] kernel BUG at drivers/block/virtio_blk.c:166!]

2014-05-28 Thread Jet Chen
On 05/27/2014 07:24 PM, Maurizio Lombardi wrote: > On Tue, May 27, 2014 at 10:43:59AM +0200, Maurizio Lombardi wrote: >> >> But now I'm suspicious of this part of commit 3979ef4dcf: >> >> failed: >> bvec->bv_page = NULL; >> bvec->bv_len = 0; >> bvec->bv_offset = 0; >>

Re: [jet.c...@intel.com: [bio] kernel BUG at drivers/block/virtio_blk.c:166!]

2014-05-28 Thread Dongsu Park
Hi, On 27.05.2014 13:24, Maurizio Lombardi wrote: > On Tue, May 27, 2014 at 10:43:59AM +0200, Maurizio Lombardi wrote: > > > > But now I'm suspicious of this part of commit 3979ef4dcf: > > > > failed: > > bvec->bv_page = NULL; > > bvec->bv_len = 0; > > bvec->bv_offset =

Re: [jet.c...@intel.com: [bio] kernel BUG at drivers/block/virtio_blk.c:166!]

2014-05-28 Thread Dongsu Park
Hi, On 27.05.2014 13:24, Maurizio Lombardi wrote: On Tue, May 27, 2014 at 10:43:59AM +0200, Maurizio Lombardi wrote: But now I'm suspicious of this part of commit 3979ef4dcf: failed: bvec-bv_page = NULL; bvec-bv_len = 0; bvec-bv_offset = 0;

Re: [jet.c...@intel.com: [bio] kernel BUG at drivers/block/virtio_blk.c:166!]

2014-05-28 Thread Jet Chen
On 05/27/2014 07:24 PM, Maurizio Lombardi wrote: On Tue, May 27, 2014 at 10:43:59AM +0200, Maurizio Lombardi wrote: But now I'm suspicious of this part of commit 3979ef4dcf: failed: bvec-bv_page = NULL; bvec-bv_len = 0; bvec-bv_offset = 0; bio-bi_vcnt--;

Re: [jet.c...@intel.com: [bio] kernel BUG at drivers/block/virtio_blk.c:166!]

2014-05-28 Thread Maurizio Lombardi
Hi, On Wed, May 28, 2014 at 11:16:17PM +0800, Jet Chen wrote: Sorry for late respond. Dongsu has sent a patch for this issue. message-id 1401289778-9840-1-git-send-email-dongsu.p...@profitbricks.com Do you still need me to test the following patch ? No, don't test my patch, it is

Re: [jet.c...@intel.com: [bio] kernel BUG at drivers/block/virtio_blk.c:166!]

2014-05-27 Thread Maurizio Lombardi
On Tue, May 27, 2014 at 10:43:59AM +0200, Maurizio Lombardi wrote: > > But now I'm suspicious of this part of commit 3979ef4dcf: > > failed: > bvec->bv_page = NULL; > bvec->bv_len = 0; > bvec->bv_offset = 0; > bio->bi_vcnt--; < >

Re: [jet.c...@intel.com: [bio] kernel BUG at drivers/block/virtio_blk.c:166!]

2014-05-27 Thread Maurizio Lombardi
On Tue, May 27, 2014 at 12:03:29PM +0800, Ming Lei wrote: > On Tue, May 27, 2014 at 3:43 AM, Maurizio Lombardi > wrote: > > Hi Jens, > > > > looks like that commit 3979ef4dcf3d1de55a560a3a4016c30a835df44d > > ("bio-modify-__bio_add_page-to-accept-pages-that-dont-start-a-new-segment-v3") > >

Re: [jet.c...@intel.com: [bio] kernel BUG at drivers/block/virtio_blk.c:166!]

2014-05-27 Thread Maurizio Lombardi
On Tue, May 27, 2014 at 12:03:29PM +0800, Ming Lei wrote: On Tue, May 27, 2014 at 3:43 AM, Maurizio Lombardi mlomb...@redhat.com wrote: Hi Jens, looks like that commit 3979ef4dcf3d1de55a560a3a4016c30a835df44d (bio-modify-__bio_add_page-to-accept-pages-that-dont-start-a-new-segment-v3)

Re: [jet.c...@intel.com: [bio] kernel BUG at drivers/block/virtio_blk.c:166!]

2014-05-27 Thread Maurizio Lombardi
On Tue, May 27, 2014 at 10:43:59AM +0200, Maurizio Lombardi wrote: But now I'm suspicious of this part of commit 3979ef4dcf: failed: bvec-bv_page = NULL; bvec-bv_len = 0; bvec-bv_offset = 0; bio-bi_vcnt--;

Re: [jet.c...@intel.com: [bio] kernel BUG at drivers/block/virtio_blk.c:166!]

2014-05-26 Thread Ming Lei
On Tue, May 27, 2014 at 3:43 AM, Maurizio Lombardi wrote: > Hi Jens, > > looks like that commit 3979ef4dcf3d1de55a560a3a4016c30a835df44d > ("bio-modify-__bio_add_page-to-accept-pages-that-dont-start-a-new-segment-v3") > introduces a regression, as reported by Jet Chan. > > Do you have any idea

Re: [jet.c...@intel.com: [bio] kernel BUG at drivers/block/virtio_blk.c:166!]

2014-05-26 Thread Ming Lei
On Tue, May 27, 2014 at 3:43 AM, Maurizio Lombardi mlomb...@redhat.com wrote: Hi Jens, looks like that commit 3979ef4dcf3d1de55a560a3a4016c30a835df44d (bio-modify-__bio_add_page-to-accept-pages-that-dont-start-a-new-segment-v3) introduces a regression, as reported by Jet Chan. Do you have