diff options
Diffstat (limited to 'fs/f2fs')
-rw-r--r-- | fs/f2fs/data.c | 2 | ||||
-rw-r--r-- | fs/f2fs/f2fs.h | 2 | ||||
-rw-r--r-- | fs/f2fs/segment.c | 30 |
3 files changed, 33 insertions, 1 deletions
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index 1602b4bccae6..e341d446205a 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -1951,7 +1951,7 @@ void f2fs_invalidate_page(struct page *page, unsigned int offset, /* This is atomic written page, keep Private */ if (IS_ATOMIC_WRITTEN_PAGE(page)) - return; + return drop_inmem_page(inode, page); set_page_private(page, 0); ClearPagePrivate(page); diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 0a6e115562f6..264c219f41a5 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -722,6 +722,7 @@ enum page_type { META_FLUSH, INMEM, /* the below types are used by tracepoints only. */ INMEM_DROP, + INMEM_INVALIDATE, INMEM_REVOKE, IPU, OPU, @@ -2184,6 +2185,7 @@ void destroy_node_manager_caches(void); */ void register_inmem_page(struct inode *inode, struct page *page); void drop_inmem_pages(struct inode *inode); +void drop_inmem_page(struct inode *inode, struct page *page); int commit_inmem_pages(struct inode *inode); void f2fs_balance_fs(struct f2fs_sb_info *sbi, bool need); void f2fs_balance_fs_bg(struct f2fs_sb_info *sbi); diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 4d7bf84dc393..cb6d9ed634a3 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -250,6 +250,36 @@ void drop_inmem_pages(struct inode *inode) stat_dec_atomic_write(inode); } +void drop_inmem_page(struct inode *inode, struct page *page) +{ + struct f2fs_inode_info *fi = F2FS_I(inode); + struct f2fs_sb_info *sbi = F2FS_I_SB(inode); + struct list_head *head = &fi->inmem_pages; + struct inmem_pages *cur = NULL; + + f2fs_bug_on(sbi, !IS_ATOMIC_WRITTEN_PAGE(page)); + + mutex_lock(&fi->inmem_lock); + list_for_each_entry(cur, head, list) { + if (cur->page == page) + break; + } + + f2fs_bug_on(sbi, !cur || cur->page != page); + list_del(&cur->list); + mutex_unlock(&fi->inmem_lock); + + dec_page_count(sbi, F2FS_INMEM_PAGES); + kmem_cache_free(inmem_entry_slab, cur); + + ClearPageUptodate(page); + set_page_private(page, 0); + ClearPagePrivate(page); + f2fs_put_page(page, 0); + + trace_f2fs_commit_inmem_page(page, INMEM_INVALIDATE); +} + static int __commit_inmem_pages(struct inode *inode, struct list_head *revoke_list) { |