On 2021/11/4 2:20, Gao Xiang wrote:
There are pclusters in runtime marked with Z_EROFS_PCLUSTER_TAIL
before actual I/O submission. Thus, the decompression chain can be
extended if the following pcluster chain hooks such tail pcluster.
As the related comment mentioned, if some page is made of a
On Thu, Nov 04, 2021 at 11:09:19PM -0400, Theodore Ts'o wrote:
> On Thu, Nov 04, 2021 at 12:04:43PM -0700, Darrick J. Wong wrote:
> > > Note that I've avoided implementing read/write fops for dax devices
> > > partly out of concern for not wanting to figure out shared-mmap vs
> > > write coherence
On Thu, Nov 04, 2021 at 12:04:43PM -0700, Darrick J. Wong wrote:
> > Note that I've avoided implementing read/write fops for dax devices
> > partly out of concern for not wanting to figure out shared-mmap vs
> > write coherence issues, but also because of a bet with Dave Hansen
> > that device-dax
allmodconfig
i386 randconfig-c001-20211103
i386 randconfig-c001-20211105
i386 randconfig-c001-20211104
powerpc motionpro_defconfig
ia64generic_defconfig
powerpc tqm8560_defconfig
mips
On Thu, Nov 04, 2021 at 11:10:19AM -0700, Dan Williams wrote:
> On Thu, Nov 4, 2021 at 10:36 AM Christoph Hellwig wrote:
> >
> > On Thu, Nov 04, 2021 at 10:34:17AM -0700, Darrick J. Wong wrote:
> > > /me wonders, are block devices going away? Will mkfs.xfs have to learn
> > > how to talk to
On Thu, Nov 4, 2021 at 10:36 AM Christoph Hellwig wrote:
>
> On Thu, Nov 04, 2021 at 10:34:17AM -0700, Darrick J. Wong wrote:
> > /me wonders, are block devices going away? Will mkfs.xfs have to learn
> > how to talk to certain chardevs? I guess jffs2 and others already do
> > that kind of
On Thu, Nov 04, 2021 at 10:34:17AM -0700, Darrick J. Wong wrote:
> /me wonders, are block devices going away? Will mkfs.xfs have to learn
> how to talk to certain chardevs? I guess jffs2 and others already do
> that kind of thing... but I suppose I can wait for the real draft to
> show up to
On Thu, Nov 04, 2021 at 09:17:40AM +0100, Christoph Hellwig wrote:
> On Wed, Nov 03, 2021 at 12:59:31PM -0500, Eric Sandeen wrote:
> > Christoph, can I ask what the end game looks like, here? If dax is
> > completely
> > decoupled from block devices, are there user-visible changes?
>
> Yes.
>
>
On Wed, Nov 03, 2021 at 12:59:31PM -0500, Eric Sandeen wrote:
> Christoph, can I ask what the end game looks like, here? If dax is completely
> decoupled from block devices, are there user-visible changes?
Yes.
> If I want to
> run fs-dax on a pmem device - what do I point mkfs at, if not a