> -----Original Message----- > From: Chris Mason [mailto:chris.mason@xxxxxxxxxx] > Sent: Tuesday, April 05, 2011 1:07 PM > To: Zhong, Xin > Cc: linux-btrfs > Subject: Re: [PATCH] Btrfs: fix subvolume mount by name problem when > default mount subvolume is set > > Excerpts from Zhong, Xin's message of 2011-03-31 03:59:22 -0400: > > We create two subvolumes (meego_root and meego_home) in > > btrfs root directory. And set meego_root as default mount > > subvolume. After we remount btrfs, meego_root is mounted > > to top directory by default. Then when we try to mount > > meego_home (subvol=meego_home) to a subdirectory, it failed. > > The problem is when default mount subvolume is set to > > meego_root, we search meego_home in it but can not find it. > > So the solution is to search meego_home in btrfs root > > directory instead when subvol=meego_home is given. > > I think this one is difficult because if they have set the default > subvolume they might have done so because the original default has the > result of a busted upgrade or something in it. > > So, I think the subvol= should be relative to the default. Would it > work for you to add a new mount option to specify the subvol id to > search for subvol=? > Sounds good. I will submit a new version. Thanks! > -chris ÿô.nlj·Ÿ®‰†+%ŠË±é¥Šwÿº{.nlj·¥Š{±ýžØn‡r¡öë¨è&£ûz¹Þúzf£¢·hšˆ§~††Ûÿÿïÿ‘ê_èæ+v‰¨þ)ßø
