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author | Matthew Wilcox (Oracle) <willy@infradead.org> | 2022-03-24 04:29:04 +0300 |
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committer | Matthew Wilcox (Oracle) <willy@infradead.org> | 2022-04-01 20:45:33 +0300 |
commit | 704528d895dd3e7b173e672116b4eb2b0a0fceb0 (patch) | |
tree | 2fd71b29ddd4e61c18b5114f94bd5433bbbda00d /Documentation/filesystems/vfs.rst | |
parent | ebf921a9fac38560e0fc3a4381e163a6969efd5a (diff) | |
download | linux-704528d895dd3e7b173e672116b4eb2b0a0fceb0.tar.xz |
fs: Remove ->readpages address space operation
All filesystems have now been converted to use ->readahead, so
remove the ->readpages operation and fix all the comments that
used to refer to it.
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Al Viro <viro@zeniv.linux.org.uk>
Acked-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'Documentation/filesystems/vfs.rst')
-rw-r--r-- | Documentation/filesystems/vfs.rst | 11 |
1 files changed, 0 insertions, 11 deletions
diff --git a/Documentation/filesystems/vfs.rst b/Documentation/filesystems/vfs.rst index 4f14edf93941..794bd1a66bfb 100644 --- a/Documentation/filesystems/vfs.rst +++ b/Documentation/filesystems/vfs.rst @@ -726,8 +726,6 @@ cache in your filesystem. The following members are defined: int (*writepages)(struct address_space *, struct writeback_control *); bool (*dirty_folio)(struct address_space *, struct folio *); void (*readahead)(struct readahead_control *); - int (*readpages)(struct file *filp, struct address_space *mapping, - struct list_head *pages, unsigned nr_pages); int (*write_begin)(struct file *, struct address_space *mapping, loff_t pos, unsigned len, unsigned flags, struct page **pagep, void **fsdata); @@ -817,15 +815,6 @@ cache in your filesystem. The following members are defined: completes successfully. Setting PageError on any page will be ignored; simply unlock the page if an I/O error occurs. -``readpages`` - called by the VM to read pages associated with the address_space - object. This is essentially just a vector version of readpage. - Instead of just one page, several pages are requested. - readpages is only used for read-ahead, so read errors are - ignored. If anything goes wrong, feel free to give up. - This interface is deprecated and will be removed by the end of - 2020; implement readahead instead. - ``write_begin`` Called by the generic buffered write code to ask the filesystem to prepare to write len bytes at the given offset in the file. |