From mboxrd@z Thu Jan 1 00:00:00 1970 From: C Anthony Risinger Subject: Re: list subvolumes with new btrfs command Date: Mon, 26 Apr 2010 15:51:35 -0500 Message-ID: References: <201004261958.56440.hka@qbs.com.pl> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Cc: sniper , linux-btrfs@vger.kernel.org To: Hubert Kario Return-path: In-Reply-To: List-ID: On Mon, Apr 26, 2010 at 2:10 PM, C Anthony Risinger = wrote: > On Mon, Apr 26, 2010 at 12:58 PM, Hubert Kario wrote= : >> On Monday 26 April 2010 19:23:21 C Anthony Risinger wrote: >>> > I am using ubuntu-10.04-rc with kernel compiled from the almost >>> > lastest source , the btrfs-progs is latest too. >>> > >>> > You can modify line >>> > >>> > =A0fprintf(stderr, "ERROR: can't perform the search\n"); >>> > to >>> > =A0fprintf(stderr, "ERROR: can't perform the search: %s\n", >>> > strerror(errno)); >>> > >>> > to see what happened on earth. >>> >>> nice: >>> >>> $ sudo btrfs subvolume list / >>> ERROR: can't perform the search: Inappropriate ioctl for device >>> >>> i'm not really familiar with C, or anything this low level, does th= is >>> help you diagnose my problem? >> >> Have you tried to run it on the device with the btrfs, not the mount= point? >> >> It looks like the ioctl was made too restrictive about its arguments= =2E > > ah yes i missed mentioning that to, tried that: > > $ sudo btrfs sub list /dev/sda2 > ERROR: '/dev/sda2' is not a subvolume > > no dice :( i tried setting up loopback with a newly formatted btrfs image + mounting, same result: Inappropriate ioctl for device. same error whether i point the command at the default subvolume or a snapshot. is there anything (missing) i should check in regards to my kernel (module/progs mismatch)? -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" = in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html