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authorChristoph Hellwig <hch@lst.de>2021-06-28 19:36:09 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2021-06-29 10:53:48 -0700
commitc1e3dbe9818e3caa4e467255a348df56912ca549 (patch)
tree1b84ab33db10bade1b6e47429080062f5fff7f4c /fs/ramfs/inode.c
parent34ebcce793245e64db3b40f24486c59668e1f059 (diff)
fs: move ramfs_aops to libfs
Move the ramfs aops to libfs and reuse them for kernfs and configfs. Thosw two did not wire up ->set_page_dirty before and now get __set_page_dirty_no_writeback, which is the right one for no-writeback address_space usage. Drop the now unused exports of the libfs helpers only used for ramfs-style pagecache usage. Link: https://lkml.kernel.org/r/20210614061512.3966143-3-hch@lst.de Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Reviewed-by: Jan Kara <jack@suse.cz> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Matthew Wilcox (Oracle) <willy@infradead.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/ramfs/inode.c')
-rw-r--r--fs/ramfs/inode.c9
1 files changed, 1 insertions, 8 deletions
diff --git a/fs/ramfs/inode.c b/fs/ramfs/inode.c
index 9ebd17d7befb..65e7e56005b8 100644
--- a/fs/ramfs/inode.c
+++ b/fs/ramfs/inode.c
@@ -53,13 +53,6 @@ struct ramfs_fs_info {
static const struct super_operations ramfs_ops;
static const struct inode_operations ramfs_dir_inode_operations;
-static const struct address_space_operations ramfs_aops = {
- .readpage = simple_readpage,
- .write_begin = simple_write_begin,
- .write_end = simple_write_end,
- .set_page_dirty = __set_page_dirty_no_writeback,
-};
-
struct inode *ramfs_get_inode(struct super_block *sb,
const struct inode *dir, umode_t mode, dev_t dev)
{
@@ -68,7 +61,7 @@ struct inode *ramfs_get_inode(struct super_block *sb,
if (inode) {
inode->i_ino = get_next_ino();
inode_init_owner(&init_user_ns, inode, dir, mode);
- inode->i_mapping->a_ops = &ramfs_aops;
+ inode->i_mapping->a_ops = &ram_aops;
mapping_set_gfp_mask(inode->i_mapping, GFP_HIGHUSER);
mapping_set_unevictable(inode->i_mapping);
inode->i_atime = inode->i_mtime = inode->i_ctime = current_time(inode);