From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Mon, 10 Sep 2007 19:29:25 +0900 From: KAMEZAWA Hiroyuki Subject: [PATCH] add page->mapping handling interface [31/35] changes in SYSVFS Message-Id: <20070910192925.40fe3b5a.kamezawa.hiroyu@jp.fujitsu.com> In-Reply-To: <20070910184048.286dfc6e.kamezawa.hiroyu@jp.fujitsu.com> References: <20070910184048.286dfc6e.kamezawa.hiroyu@jp.fujitsu.com> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: KAMEZAWA Hiroyuki Cc: hch@infradead.org, LKML , Andrew Morton , "nickpiggin@yahoo.com.au" , "linux-mm@kvack.org" List-ID: Changes page->mapping handlingi in SYSVFS. Signed-off-by: KAMEZAWA Hiroyuki --- fs/sysv/dir.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) Index: test-2.6.23-rc4-mm1/fs/sysv/dir.c =================================================================== --- test-2.6.23-rc4-mm1.orig/fs/sysv/dir.c +++ test-2.6.23-rc4-mm1/fs/sysv/dir.c @@ -40,7 +40,7 @@ static inline unsigned long dir_pages(st static int dir_commit_chunk(struct page *page, loff_t pos, unsigned len) { - struct address_space *mapping = page->mapping; + struct address_space *mapping = page_mapping_cache(page); struct inode *dir = mapping->host; int err = 0; @@ -221,7 +221,8 @@ got_it: pos = page_offset(page) + (char*)de - (char*)page_address(page); lock_page(page); - err = __sysv_write_begin(NULL, page->mapping, pos, SYSV_DIRSIZE, + err = __sysv_write_begin(NULL, page_mapping_cache(page), + pos, SYSV_DIRSIZE, AOP_FLAG_UNINTERRUPTIBLE, &page, NULL); if (err) goto out_unlock; @@ -242,7 +243,7 @@ out_unlock: int sysv_delete_entry(struct sysv_dir_entry *de, struct page *page) { - struct address_space *mapping = page->mapping; + struct address_space *mapping = page_mapping_cache(page); struct inode *inode = (struct inode*)mapping->host; char *kaddr = (char*)page_address(page); loff_t pos = page_offset(page) + (char *)de - kaddr; @@ -344,7 +345,7 @@ not_empty: void sysv_set_link(struct sysv_dir_entry *de, struct page *page, struct inode *inode) { - struct address_space *mapping = page->mapping; + struct address_space *mapping = page_mapping_cache(page); struct inode *dir = mapping->host; loff_t pos = page_offset(page) + (char *)de-(char*)page_address(page); -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org