Re: [Lsf-pc] [LSF/MM TOPIC] Badblocks checking/representation in filesystems

2017-01-24 Thread Vishal Verma
On 01/24, Jan Kara wrote: > On Fri 20-01-17 07:42:09, Dan Williams wrote: > > On Fri, Jan 20, 2017 at 1:47 AM, Jan Kara <j...@suse.cz> wrote: > > > On Thu 19-01-17 14:17:19, Vishal Verma wrote: > > >> On 01/18, Jan Kara wrote: > > >> > On Tue 17-0

Re: [LSF/MM TOPIC] Badblocks checking/representation in filesystems

2017-01-19 Thread Vishal Verma
diry Xu <and...@gmail.com> wrote: > > > On Tue, Jan 17, 2017 at 4:16 PM, Andreas Dilger <adil...@dilger.ca> wrote: > > > On Jan 17, 2017, at 3:15 PM, Andiry Xu <and...@gmail.com> wrote: > > >> On Tue, Jan 17, 2017 at 1:35 PM, Vishal Verma <vishal.l.ve.

Re: [Lsf-pc] [LSF/MM TOPIC] Badblocks checking/representation in filesystems

2017-01-19 Thread Vishal Verma
On 01/18, Jan Kara wrote: > On Tue 17-01-17 15:37:05, Vishal Verma wrote: > > I do mean that in the filesystem, for every IO, the badblocks will be > > checked. Currently, the pmem driver does this, and the hope is that the > > filesystem can do a better job at it. The d

Re: [Lsf-pc] [LSF/MM TOPIC] Badblocks checking/representation in filesystems

2017-01-19 Thread Vishal Verma
8, 2017 at 03:39:17PM -0500, Jeff Moyer wrote: > > > > > Jan Kara <j...@suse.cz> writes: > > > > > > > > > > > On Tue 17-01-17 15:14:21, Vishal Verma wrote: > > > > > > > Your note on the online repair does rai

Re: [LSF/MM TOPIC] Badblocks checking/representation in filesystems

2017-01-17 Thread Vishal Verma
On 01/17, Andiry Xu wrote: > >> > >> The pmem_do_bvec() read logic is like this: > >> > >> pmem_do_bvec() > >> if (is_bad_pmem()) > >> return -EIO; > >> else > >> memcpy_from_pmem(); > >> > >> Note memcpy_from_pmem() is calling memcpy_mcsafe(). Does this imply > >> that

Re: [Lsf-pc] [LSF/MM TOPIC] Badblocks checking/representation in filesystems

2017-01-17 Thread Vishal Verma
On 01/17, Jan Kara wrote: > On Mon 16-01-17 02:27:52, Slava Dubeyko wrote: > > > > -Original Message- > > From: Vishal Verma [mailto:vishal.l.ve...@intel.com] > > Sent: Friday, January 13, 2017 4:49 PM > > To: Slava Dubeyko <vyacheslav.dube...

Re: [LSF/MM TOPIC] Badblocks checking/representation in filesystems

2017-01-17 Thread Vishal Verma
On 01/16, Darrick J. Wong wrote: > On Fri, Jan 13, 2017 at 05:49:10PM -0700, Vishal Verma wrote: > > On 01/14, Slava Dubeyko wrote: > > > > > > Original Message > > > Subject: [LSF/MM TOPIC] Badblocks checking/representation in filesystems > &g

Re: [LSF/MM TOPIC] Badblocks checking/representation in filesystems

2017-01-13 Thread Vishal Verma
On 01/14, Slava Dubeyko wrote: > > Original Message > Subject: [LSF/MM TOPIC] Badblocks checking/representation in filesystems > Sent: Jan 13, 2017 1:40 PM > From: "Verma, Vishal L" > To: lsf...@lists.linux-foundation.org > Cc: linux-nvd...@lists.01.org,