On 2019-7-9 0:03, Christoph Hellwig wrote: > On Wed, Jul 03, 2019 at 03:55:02PM +0800, Chao Yu wrote: >> Some filesystems like erofs/reiserfs have the ability to pack tail >> data into metadata, e.g.: >> IOMAP_MAPPED [0, 8192] >> IOMAP_INLINE [8192, 8200] >> >> However current IOMAP_INLINE type has assumption that: >> - inline data should be locating at page #0. >> - inline size should equal to .i_size >> Those restriction fail to convert to use iomap IOMAP_INLINE in erofs, >> so this patch tries to relieve above limits to make IOMAP_INLINE more >> generic to cover tail-packing case. >> >> Signed-off-by: Chao Yu <yuchao0@xxxxxxxxxx> > > This looks good to me, but I'd also like to see a review and gfs2 > testing from Andreas. Thanks for your reply. :) Well, so, Andreas, could you please take a look at this patch and do related test on gfs2 if you have time? Thanks, >