From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Matthew Wilcox To: linux-mm@kvack.org, linux-fsdevel@vger.kernel.org Cc: Matthew Wilcox , Jan Kara , Jeff Layton , Lukas Czerner , Ross Zwisler , Christoph Hellwig , Goldwyn Rodrigues , Nicholas Piggin , Ryusuke Konishi , linux-nilfs@vger.kernel.org, Jaegeuk Kim , Chao Yu , linux-f2fs-devel@lists.sourceforge.net, Oleg Drokin , Andreas Dilger , James Simmons , Mike Kravetz Subject: [PATCH v10 50/62] f2fs: Convert to XArray Date: Thu, 29 Mar 2018 20:42:33 -0700 Message-Id: <20180330034245.10462-51-willy@infradead.org> In-Reply-To: <20180330034245.10462-1-willy@infradead.org> References: <20180330034245.10462-1-willy@infradead.org> Sender: owner-linux-mm@kvack.org List-ID: From: Matthew Wilcox This is a straightforward conversion. Signed-off-by: Matthew Wilcox --- fs/f2fs/data.c | 3 +-- fs/f2fs/dir.c | 5 +---- fs/f2fs/inline.c | 6 +----- fs/f2fs/node.c | 10 ++-------- 4 files changed, 5 insertions(+), 19 deletions(-) diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index d836bfc160f1..676d6a34a7d5 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -2427,8 +2427,7 @@ void f2fs_set_page_dirty_nobuffers(struct page *page) xa_lock_irqsave(&mapping->i_pages, flags); WARN_ON_ONCE(!PageUptodate(page)); account_page_dirtied(page, mapping); - radix_tree_tag_set(&mapping->i_pages, - page_index(page), PAGECACHE_TAG_DIRTY); + __xa_set_tag(&mapping->i_pages, page_index(page), PAGECACHE_TAG_DIRTY); xa_unlock_irqrestore(&mapping->i_pages, flags); unlock_page_memcg(page); diff --git a/fs/f2fs/dir.c b/fs/f2fs/dir.c index 8c9c2f31b253..bd75a3ab95ac 100644 --- a/fs/f2fs/dir.c +++ b/fs/f2fs/dir.c @@ -699,7 +699,6 @@ void f2fs_delete_entry(struct f2fs_dir_entry *dentry, struct page *page, unsigned int bit_pos; int slots = GET_DENTRY_SLOTS(le16_to_cpu(dentry->name_len)); struct address_space *mapping = page_mapping(page); - unsigned long flags; int i; f2fs_update_time(F2FS_I_SB(dir), REQ_TIME); @@ -732,10 +731,8 @@ void f2fs_delete_entry(struct f2fs_dir_entry *dentry, struct page *page, if (bit_pos == NR_DENTRY_IN_BLOCK && !truncate_hole(dir, page->index, page->index + 1)) { - xa_lock_irqsave(&mapping->i_pages, flags); - radix_tree_tag_clear(&mapping->i_pages, page_index(page), + xa_clear_tag(&mapping->i_pages, page_index(page), PAGECACHE_TAG_DIRTY); - xa_unlock_irqrestore(&mapping->i_pages, flags); clear_page_dirty_for_io(page); ClearPagePrivate(page); diff --git a/fs/f2fs/inline.c b/fs/f2fs/inline.c index 265da200daa8..98b9f99a7f76 100644 --- a/fs/f2fs/inline.c +++ b/fs/f2fs/inline.c @@ -204,7 +204,6 @@ int f2fs_write_inline_data(struct inode *inode, struct page *page) void *src_addr, *dst_addr; struct dnode_of_data dn; struct address_space *mapping = page_mapping(page); - unsigned long flags; int err; set_new_dnode(&dn, inode, NULL, NULL, 0); @@ -226,10 +225,7 @@ int f2fs_write_inline_data(struct inode *inode, struct page *page) kunmap_atomic(src_addr); set_page_dirty(dn.inode_page); - xa_lock_irqsave(&mapping->i_pages, flags); - radix_tree_tag_clear(&mapping->i_pages, page_index(page), - PAGECACHE_TAG_DIRTY); - xa_unlock_irqrestore(&mapping->i_pages, flags); + xa_clear_tag(&mapping->i_pages, page_index(page), PAGECACHE_TAG_DIRTY); set_inode_flag(inode, FI_APPEND_WRITE); set_inode_flag(inode, FI_DATA_EXIST); diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c index ad1c2bf41ddd..27f0c033a0b7 100644 --- a/fs/f2fs/node.c +++ b/fs/f2fs/node.c @@ -88,14 +88,10 @@ bool available_free_memory(struct f2fs_sb_info *sbi, int type) static void clear_node_page_dirty(struct page *page) { struct address_space *mapping = page->mapping; - unsigned int long flags; if (PageDirty(page)) { - xa_lock_irqsave(&mapping->i_pages, flags); - radix_tree_tag_clear(&mapping->i_pages, - page_index(page), + xa_clear_tag(&mapping->i_pages, page_index(page), PAGECACHE_TAG_DIRTY); - xa_unlock_irqrestore(&mapping->i_pages, flags); clear_page_dirty_for_io(page); dec_page_count(F2FS_M_SB(mapping), F2FS_DIRTY_NODES); @@ -1139,9 +1135,7 @@ void ra_node_page(struct f2fs_sb_info *sbi, nid_t nid) return; f2fs_bug_on(sbi, check_nid_range(sbi, nid)); - rcu_read_lock(); - apage = radix_tree_lookup(&NODE_MAPPING(sbi)->i_pages, nid); - rcu_read_unlock(); + apage = xa_load(&NODE_MAPPING(sbi)->i_pages, nid); if (apage) return; -- 2.16.2