From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Mon, 10 Sep 2007 19:35:39 +0900 From: KAMEZAWA Hiroyuki Subject: [PATCH] add page->mapping handling interface [34/35] changes in UNIONFS Message-Id: <20070910193539.8af2bb55.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: ezk@cs.sunysb.edu, LKML , Andrew Morton , "nickpiggin@yahoo.com.au" , "linux-mm@kvack.org" List-ID: Changes page->mapping handling in UNIONFS Signed-off-by: KAMEZAWA Hiroyuki --- fs/unionfs/mmap.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) Index: test-2.6.23-rc4-mm1/fs/unionfs/mmap.c =================================================================== --- test-2.6.23-rc4-mm1.orig/fs/unionfs/mmap.c +++ test-2.6.23-rc4-mm1/fs/unionfs/mmap.c @@ -61,7 +61,7 @@ static int unionfs_writepage(struct page char *kaddr, *lower_kaddr; int saved_for_writepages = wbc->for_writepages; - inode = page->mapping->host; + inode = page_inode(page); lower_inode = unionfs_lower_inode(inode); /* find lower page (returns a locked page) */ @@ -225,7 +225,7 @@ static int unionfs_commit_write(struct f if ((err = unionfs_file_revalidate(file, 1))) goto out; - inode = page->mapping->host; + inode = page_inode(page); lower_inode = unionfs_lower_inode(inode); if (UNIONFS_F(file) != NULL) @@ -283,7 +283,7 @@ static void unionfs_sync_page(struct pag struct page *lower_page; struct address_space *mapping; - inode = page->mapping->host; + inode = page_inode(page); lower_inode = unionfs_lower_inode(inode); /* find lower page (returns a locked page) */ @@ -292,7 +292,7 @@ static void unionfs_sync_page(struct pag goto out; /* do the actual sync */ - mapping = lower_page->mapping; + mapping = page_mapping_cache(lower_page); /* * XXX: can we optimize ala RAIF and set the lower page to be * discarded after a successful sync_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