From 89cb46f958696f8e486cd5505a99396ea998e1f4 Mon Sep 17 00:00:00 2001 From: Jaegeuk Kim Date: Wed, 22 Jan 2014 20:41:57 +0900 Subject: f2fs: drop obsolete node page when it is truncated If a node page is trucated, we'd better drop the page in the node_inode's page cache for better memory footprint. Change-Id: I3c7187676b5899c211857b9b94fad4f2a412e34d Signed-off-by: Jaegeuk Kim --- fs/f2fs/node.c | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'fs/f2fs') diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c index f648f9b..4f8b137 100644 --- a/fs/f2fs/node.c +++ b/fs/f2fs/node.c @@ -518,6 +518,10 @@ invalidate: F2FS_SET_SB_DIRT(sbi); f2fs_put_page(dn->node_page, 1); + + invalidate_mapping_pages(NODE_MAPPING(sbi), + dn->node_page->index, dn->node_page->index); + dn->node_page = NULL; trace_f2fs_truncate_node(dn->inode, dn->nid, ni.blk_addr); } -- cgit v1.1