From c51e012942a7594f59db5611db14fa4a29624a10 Mon Sep 17 00:00:00 2001 From: Martin Brandenburg Date: Fri, 12 Aug 2016 16:12:09 -0400 Subject: orangefs: do not allow client readahead cache without feature bit Signed-off-by: Martin Brandenburg --- fs/orangefs/file.c | 13 ++++++++----- 1 file changed, 8 insertions(+), 5 deletions(-) (limited to 'fs/orangefs/file.c') diff --git a/fs/orangefs/file.c b/fs/orangefs/file.c index 43c08b5c7168..fe5e1eac9561 100644 --- a/fs/orangefs/file.c +++ b/fs/orangefs/file.c @@ -624,11 +624,14 @@ static int orangefs_file_release(struct inode *inode, struct file *file) if (file->f_path.dentry->d_inode && file->f_path.dentry->d_inode->i_mapping && mapping_nrpages(&file->f_path.dentry->d_inode->i_data)) { - gossip_debug(GOSSIP_INODE_DEBUG, - "calling flush_racache on %pU\n", - get_khandle_from_ino(inode)); - flush_racache(inode); - gossip_debug(GOSSIP_INODE_DEBUG, "flush_racache finished\n"); + if (orangefs_features & ORANGEFS_FEATURE_READAHEAD) { + gossip_debug(GOSSIP_INODE_DEBUG, + "calling flush_racache on %pU\n", + get_khandle_from_ino(inode)); + flush_racache(inode); + gossip_debug(GOSSIP_INODE_DEBUG, + "flush_racache finished\n"); + } truncate_inode_pages(file->f_path.dentry->d_inode->i_mapping, 0); } -- cgit v1.2.3