diff options
Diffstat (limited to 'Documentation/filesystems/vfs.txt')
-rw-r--r-- | Documentation/filesystems/vfs.txt | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/Documentation/filesystems/vfs.txt b/Documentation/filesystems/vfs.txt index 43ce0507ee25..966b22829f3b 100644 --- a/Documentation/filesystems/vfs.txt +++ b/Documentation/filesystems/vfs.txt | |||
@@ -591,8 +591,6 @@ struct address_space_operations { | |||
591 | int (*releasepage) (struct page *, int); | 591 | int (*releasepage) (struct page *, int); |
592 | void (*freepage)(struct page *); | 592 | void (*freepage)(struct page *); |
593 | ssize_t (*direct_IO)(int, struct kiocb *, struct iov_iter *iter, loff_t offset); | 593 | ssize_t (*direct_IO)(int, struct kiocb *, struct iov_iter *iter, loff_t offset); |
594 | struct page* (*get_xip_page)(struct address_space *, sector_t, | ||
595 | int); | ||
596 | /* migrate the contents of a page to the specified target */ | 594 | /* migrate the contents of a page to the specified target */ |
597 | int (*migratepage) (struct page *, struct page *); | 595 | int (*migratepage) (struct page *, struct page *); |
598 | int (*launder_page) (struct page *); | 596 | int (*launder_page) (struct page *); |
@@ -748,11 +746,6 @@ struct address_space_operations { | |||
748 | and transfer data directly between the storage and the | 746 | and transfer data directly between the storage and the |
749 | application's address space. | 747 | application's address space. |
750 | 748 | ||
751 | get_xip_page: called by the VM to translate a block number to a page. | ||
752 | The page is valid until the corresponding filesystem is unmounted. | ||
753 | Filesystems that want to use execute-in-place (XIP) need to implement | ||
754 | it. An example implementation can be found in fs/ext2/xip.c. | ||
755 | |||
756 | migrate_page: This is used to compact the physical memory usage. | 749 | migrate_page: This is used to compact the physical memory usage. |
757 | If the VM wants to relocate a page (maybe off a memory card | 750 | If the VM wants to relocate a page (maybe off a memory card |
758 | that is signalling imminent failure) it will pass a new page | 751 | that is signalling imminent failure) it will pass a new page |