[arch-dev-public] [signoff] initscripts 2009.11-1, device-mapper/lvm2 2.02.54-2, udev 146-3

Eric Bélanger snowmaniscool at gmail.com
Fri Nov 6 21:11:39 EST 2009

On Fri, Nov 6, 2009 at 6:54 PM, Thomas Bächler <thomas at archlinux.org> wrote:
> This upload brings some changes to all device-mapper based applications and
> should be the start of fixing some race conditions (also needs a fix to
> devicekit's udev rules).
> For this email, the lvm and udev changes are more important: During the
> initial udevtrigger, the STARTUP=1 environment variable will be set in all
> uevents. This is used by the new device-mapper/lvm2 upstream udev rules
> (which replace our homegrown and outdated rule) which have to distinguish
> between the initial triggering and later execution of uevents.
> The device-mapper rules also set some flags that will tell other rules to
> ignore a dm device (these flags have to be respected in devicekit to solve
> some race conditions). The only change in udev is that the I removed a hunk
> from the arch patch that un-ignored dm-* devices: Peristent names for those
> are now handles in the device-mapper rules, respecting the ignore flags and
> thus also avoiding weird races conditions.
> If you found this confusing, ask, otherwise please test and sign off.
> (Tested and working on x86_64 with encryption and lvm2)

FYI: There's a problem with lilo and the new device-mapper when your
/boot is on a LVM volume. Basically, lilo fails to load the kernel.
Thomas and I are looking into it.


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