diff options
Diffstat (limited to 'api/src/glfs-fops.c')
-rw-r--r-- | api/src/glfs-fops.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/api/src/glfs-fops.c b/api/src/glfs-fops.c index 231db481b8e..66e7d69f14d 100644 --- a/api/src/glfs-fops.c +++ b/api/src/glfs-fops.c @@ -2882,3 +2882,45 @@ out: return ret; } + + +struct glfs_fd * +glfs_dup (struct glfs_fd *glfd) +{ + xlator_t *subvol = NULL; + fd_t *fd = NULL; + glfs_fd_t *dupfd = NULL; + struct glfs *fs = NULL; + + __glfs_entry_fd (glfd); + + fs = glfd->fs; + subvol = glfs_active_subvol (fs); + if (!subvol) { + errno = EIO; + goto out; + } + + fd = glfs_resolve_fd (fs, subvol, glfd); + if (!fd) { + errno = EBADFD; + goto out; + } + + dupfd = glfs_fd_new (fs); + if (!dupfd) { + errno = ENOMEM; + goto out; + } + + dupfd->fd = fd_ref (fd); +out: + if (fd) + fd_unref (fd); + if (dupfd) + glfs_fd_bind (dupfd); + + glfs_subvol_done (fs, subvol); + + return dupfd; +} |