On Jan 12, 2016 15:03, "Josh Boyer" <jwbo...@fedoraproject.org> wrote: > > On Tue, Jan 12, 2016 at 2:08 PM, Mattia Verga <mattia.ve...@tiscali.it> wrote: > > Il 07/01/2016 20:30, Tomasz Torcz ha scritto: > >> > >> On Thu, Jan 07, 2016 at 01:33:22PM -0500, Josh Boyer wrote: > >>> > >>> Hello, > >>> > >>> The 4.3.3 kernel has been pushed to updates-testing for F23. As of > >>> right now, it has a +12 karma score. Given that it is a major release > >>> rebase, we're going to wait at least a few days to see how it fares. > >>> > >>> If you are so inclined, testing would be appreciated. As usual, > >>> please give karma as appropriate but we would appreciate it if you > >>> only give negative karma for new, not reported issues and with a bug > >>> link associated. If a bug is fixed, we have marked it as such. If it > >>> isn't, we haven't and giving negative karma for those known issues > >>> simply prevents fixes from getting into the hands of other users. > >>> > >> Please note there seem to be a btrfs regression in since 4.3: > >> namely fstrim could discard beginning of the disk, removing the > >> bootloader. This commit fixes the issue: > >> > >> > >> http://git.kernel.org/cgit/linux/kernel/git/fdmanana/linux.git/commit/?h=integration-4.5&id=7b6cb6618b45bb383f9336ec89df5f1f31f9935b > >> > > So, is it safe to install kernel 4.3.3-300? I see it's now in stable repo, > > but I think it doesn't carry the commit above... > > The commit above isn't in any released kernel, Fedora or upstream or > otherwise. It was only added to the main btrfs maintainer's tree > about a day ago. > > As far as I understand the bug, it only happens if you have the > bootloader installed in the root partition (not a separate /boot) and > you run an fstrim on the whole partition (fstrim /) either manually or > from a system script or such. I suppose it would possibly happen if > you have the bootloader installed in a btrfs /boot partition and ran > fstrim on that too. However, Fedora doesn't support booting from a > btrfs filesystem at the moment and typical installs create a separate > /boot partition that is ext4. I may have some details wrong and would > gladly be corrected if so.
Can confirm. Just head to reinstall an F23 system. Automatically generated partitions (Encrypted btrfs raid0) gave me an ext4 /boot > We'll pick up the fix once it lands in Linus' tree. Until then, the > safety is mostly determine by that of btrfs in general. Opinions > vary. > > josh > -- > devel mailing list > devel@lists.fedoraproject.org > http://lists.fedoraproject.org/admin/lists/devel@lists.fedoraproject.org
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