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| author | Martin Brandenburg | 2016-08-12 22:12:09 +0200 |
|---|---|---|
| committer | Martin Brandenburg | 2016-08-12 22:12:09 +0200 |
| commit | c51e012942a7594f59db5611db14fa4a29624a10 (patch) | |
| tree | 04387368dd9e27b999c14c8e292235ac40b106a4 /fs/orangefs/file.c | |
| parent | orangefs: add features op (diff) | |
| download | kernel-qcow2-linux-c51e012942a7594f59db5611db14fa4a29624a10.tar.gz kernel-qcow2-linux-c51e012942a7594f59db5611db14fa4a29624a10.tar.xz kernel-qcow2-linux-c51e012942a7594f59db5611db14fa4a29624a10.zip | |
orangefs: do not allow client readahead cache without feature bit
Signed-off-by: Martin Brandenburg <martin@omnibond.com>
Diffstat (limited to 'fs/orangefs/file.c')
| -rw-r--r-- | fs/orangefs/file.c | 13 |
1 files changed, 8 insertions, 5 deletions
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); } |