On Tue, Nov 25, 2014 at 08:32:36AM +0100, Goffredo Baroncelli wrote: > On 11/25/2014 03:11 AM, boris wrote: > > Hi all, > > > > I was looking for a quick method of testing whether a working directory is > > a > > subvolume. > > Currently btrfs check that: > - the inode number is 255
It's 256. > return (st.st_ino == 256) && S_ISDIR(st.st_mode); The shell test to identify a subvolume is [ -d "$dir" -a `stat --format=%i "$dir"` = 256 -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html