宋文武 <iyzs...@gmail.com> skribis: > Ludovic Courtès <l...@gnu.org> writes: > >> 宋文武 <iyzs...@gmail.com> skribis: >> >>> Notably, I have: >>> /dev/sda1 /root ext4 rw,relatime,data=ordered 0 0 >>> none /root//dev devtmpfs rw 0 0 >>> >>> Which should be: >>> /dev/sda1 / ... >>> none /dev ... >>> >>> Why not make /etc/mtab a symlink to /proc/self/mounts? >> >> This sounds appealing, but it seems that libmount in util-linux will >> insist to update /etc/mtab. >> >> Do you have evidence that it could cope with it? > Not sure, but I think libmount should just work fine. > > util-linux support this since 2.19: > https://www.kernel.org/pub/linux/utils/util-linux/v2.19/v2.19-ReleaseNotes > > Debian make this default at 2011: > https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=494001
OK, it sounds like it’s safe, then. :-) Would you like to propose a patch? There are changes to make around linux-boot.scm, and also in (guix build syscalls) the #:update-mtab? argument should default to #f. Thanks, Ludo’.
