On Thu, Aug 22, 2019 at 12:03 AM Gao Xiang wrote:
>
> Hi Richard,
>
> On Wed, Aug 21, 2019 at 11:37:30PM +0200, Richard Weinberger wrote:
> > Gao Xiang,
> >
> > On Mon, Aug 19, 2019 at 10:45 PM Gao Xiang via Linux-erofs
> > wrote:
> > > > struct erofs_super_block has "checksum" and "features"
Hi Richard,
On Thu, Aug 22, 2019 at 10:33:01AM +0200, Richard Weinberger wrote:
> On Thu, Aug 22, 2019 at 12:03 AM Gao Xiang wrote:
> >
> > Hi Richard,
> >
> > On Wed, Aug 21, 2019 at 11:37:30PM +0200, Richard Weinberger wrote:
> > > Gao Xiang,
> > >
> > > On Mon, Aug 19, 2019 at 10:45 PM Gao
On Thu, Aug 22, 2019 at 05:05:41PM +0800, Gao Xiang wrote:
[]
> >
> > But be very sure that existing erofs filesystems actually have this field
> > set to 0 or something other which is always the same.
> > Otherwise you cannot use the field anymore because it could be anything.
> > A common bug
Hi Greg,
On Thu, Aug 15, 2019 at 11:06:03AM +0200, Greg Kroah-Hartman wrote:
> On Thu, Aug 15, 2019 at 12:41:31PM +0800, Gao Xiang wrote:
> > [I strip the previous cover letter, the old one can be found in v6:
> > https://lore.kernel.org/r/20190802125347.166018-1-gaoxian...@huawei.com/]
> >
> >
On Thu, Aug 22, 2019 at 4:21 PM Theodore Y. Ts'o wrote:
> It might make life easier for other kernel developers if "features"
> was named "compat_features" and "requirements" were named
> "incompat_features", just because of the long-standing use of that in
> ext2, ext3, ext4, ocfs2, etc. But
Hi Richard,
On Thu, Aug 22, 2019 at 04:29:44PM +0200, Richard Weinberger wrote:
> On Thu, Aug 22, 2019 at 4:21 PM Theodore Y. Ts'o wrote:
> > It might make life easier for other kernel developers if "features"
> > was named "compat_features" and "requirements" were named
> > "incompat_features",
On Thu, Aug 22, 2019 at 10:33:01AM +0200, Richard Weinberger wrote:
> > super block chksum could be a compatible feature right? which means
> > new kernel can support it (maybe we can add a warning if such image
> > doesn't have a chksum then when mounting) but old kernel doesn't
> > care it.
>
>
EROFS filesystem has been merged into linux-staging for a year.
EROFS is designed to be a better solution of saving extra storage
space with guaranteed end-to-end performance for read-only files
with the help of reduced metadata, fixed-sized output compression
and decompression inplace