diff options
Diffstat (limited to 'fs/ocfs2/locks.c')
| -rw-r--r-- | fs/ocfs2/locks.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/fs/ocfs2/locks.c b/fs/ocfs2/locks.c index 203f871..544ac62 100644 --- a/fs/ocfs2/locks.c +++ b/fs/ocfs2/locks.c @@ -24,6 +24,7 @@ */ #include <linux/fs.h> +#include <linux/fcntl.h> #define MLOG_MASK_PREFIX ML_INODE #include <cluster/masklog.h> @@ -32,6 +33,7 @@ #include "dlmglue.h" #include "file.h" +#include "inode.h" #include "locks.h" static int ocfs2_do_flock(struct file *file, struct inode *inode, @@ -123,3 +125,16 @@ int ocfs2_flock(struct file *file, int cmd, struct file_lock *fl) else return ocfs2_do_flock(file, inode, cmd, fl); } + +int ocfs2_lock(struct file *file, int cmd, struct file_lock *fl) +{ + struct inode *inode = file->f_mapping->host; + struct ocfs2_super *osb = OCFS2_SB(inode->i_sb); + + if (!(fl->fl_flags & FL_POSIX)) + return -ENOLCK; + if (__mandatory_lock(inode)) + return -ENOLCK; + + return ocfs2_plock(osb->cconn, OCFS2_I(inode)->ip_blkno, file, cmd, fl); +} |