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| author | Matthew Wilcox (Oracle) <willy@infradead.org> | 2022-05-01 07:35:31 -0400 |
|---|---|---|
| committer | Matthew Wilcox (Oracle) <willy@infradead.org> | 2022-05-09 23:12:52 -0400 |
| commit | d2329aa0c78f4a8dd368bb706f196ab99f692eaa (patch) | |
| tree | 8dcdbf74ed2e54f05633b58585aa0bcb9027c046 /Documentation/filesystems/vfs.rst | |
| parent | 6439476311a649594124c4cf42f8389661f04e4f (diff) | |
| download | linux-d2329aa0c78f4a8dd368bb706f196ab99f692eaa.tar.gz linux-d2329aa0c78f4a8dd368bb706f196ab99f692eaa.tar.bz2 linux-d2329aa0c78f4a8dd368bb706f196ab99f692eaa.zip | |
fs: Add free_folio address space operation
Include documentation and convert the callers to use ->free_folio as
well as ->freepage.
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Diffstat (limited to 'Documentation/filesystems/vfs.rst')
| -rw-r--r-- | Documentation/filesystems/vfs.rst | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/Documentation/filesystems/vfs.rst b/Documentation/filesystems/vfs.rst index 679887b5c8fc..12a011d2cbc6 100644 --- a/Documentation/filesystems/vfs.rst +++ b/Documentation/filesystems/vfs.rst @@ -735,7 +735,7 @@ cache in your filesystem. The following members are defined: sector_t (*bmap)(struct address_space *, sector_t); void (*invalidate_folio) (struct folio *, size_t start, size_t len); bool (*release_folio)(struct folio *, gfp_t); - void (*freepage)(struct page *); + void (*free_folio)(struct folio *); ssize_t (*direct_IO)(struct kiocb *, struct iov_iter *iter); /* isolate a page for migration */ bool (*isolate_page) (struct page *, isolate_mode_t); @@ -891,8 +891,8 @@ cache in your filesystem. The following members are defined: its release_folio will need to ensure this. Possibly it can clear the uptodate flag if it cannot free private data yet. -``freepage`` - freepage is called once the page is no longer visible in the +``free_folio`` + free_folio is called once the folio is no longer visible in the page cache in order to allow the cleanup of any private data. Since it may be called by the memory reclaimer, it should not assume that the original address_space mapping still exists, and |