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f2fs: remove unnecessary call to invalidate inmemory pages

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Now we use inmemory pages for atomic write only and provide abort procedure,
we don't need to truncate them explicitly.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
This commit is contained in:
Jaegeuk Kim 2014-12-12 19:40:02 -08:00
parent d7bc2484b8
commit 042b7816aa
3 changed files with 0 additions and 21 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

3
fs/f2fs/data.c
View file

@ -1114,9 +1114,6 @@ static void f2fs_invalidate_data_page(struct page *page, unsigned int offset,
if (offset % PAGE_CACHE_SIZE || length != PAGE_CACHE_SIZE) if (offset % PAGE_CACHE_SIZE || length != PAGE_CACHE_SIZE)
return; return;
if (f2fs_is_atomic_file(inode))
invalidate_inmem_page(inode, page);
if (PageDirty(page)) if (PageDirty(page))
inode_dec_dirty_pages(inode); inode_dec_dirty_pages(inode);
ClearPagePrivate(page); ClearPagePrivate(page);

1
fs/f2fs/f2fs.h
View file

@ -1397,7 +1397,6 @@ void destroy_node_manager_caches(void);
* segment.c * segment.c
*/ */
void register_inmem_page(struct inode *, struct page *); void register_inmem_page(struct inode *, struct page *);
void invalidate_inmem_page(struct inode *, struct page *);
void commit_inmem_pages(struct inode *, bool); void commit_inmem_pages(struct inode *, bool);
void f2fs_balance_fs(struct f2fs_sb_info *); void f2fs_balance_fs(struct f2fs_sb_info *);
void f2fs_balance_fs_bg(struct f2fs_sb_info *); void f2fs_balance_fs_bg(struct f2fs_sb_info *);

17
fs/f2fs/segment.c
View file

@ -205,23 +205,6 @@ void register_inmem_page(struct inode *inode, struct page *page)
mutex_unlock(&fi->inmem_lock); mutex_unlock(&fi->inmem_lock);
} }
void invalidate_inmem_page(struct inode *inode, struct page *page)
{
struct f2fs_inode_info *fi = F2FS_I(inode);
struct inmem_pages *cur;
mutex_lock(&fi->inmem_lock);
cur = radix_tree_lookup(&fi->inmem_root, page->index);
if (cur) {
radix_tree_delete(&fi->inmem_root, cur->page->index);
f2fs_put_page(cur->page, 0);
list_del(&cur->list);
kmem_cache_free(inmem_entry_slab, cur);
dec_page_count(F2FS_I_SB(inode), F2FS_INMEM_PAGES);
}
mutex_unlock(&fi->inmem_lock);
}
void commit_inmem_pages(struct inode *inode, bool abort) void commit_inmem_pages(struct inode *inode, bool abort)
{ {
struct f2fs_sb_info *sbi = F2FS_I_SB(inode); struct f2fs_sb_info *sbi = F2FS_I_SB(inode);