Re: [PATCH v2 0/7] btrfs: convert some struct page users to folios

[David Sterba]

On Wed, Sep 09, 2026 at 03:40:47PM +0930, Qu Wenruo wrote:
> 
> 
> 在 2026/9/8 05:49, Tal Zussman 写道:
> > This series converts three areas of btrfs that still use struct page:
> > 
> > 1. The extent-io tests. test_find_delalloc() uses the page APIs, and the
> >     extent buffer memory checks assume one page per folio.
> > 
> > 2. Compression. btrfs_compr_pool_scan() walks the folio pool as struct
> >     page, the last use of page->lru in btrfs, and the heuristic sampler
> >     is the last caller of find_get_page().
> > 
> > 3. Super block reads. btrfs_read_disk_super() and the zoned super block
> >     log comparison are the last page cache lookups by page in btrfs.
> > 
> > Tested with KASAN, lockdep, DEBUG_VM and the btrfs selftests enabled.
> > xfstests' compress group under compress=zstd and the btrfs group both
> > pass.
> 
> Now pushed to for-next branch.

Tal, please send the cast removal I asked for in patch 5 separately. Thanks.