Package kernel26-pf [0] was obsoleted by linux-pf [1] but kept in the AUR because compressed hibernation failed with the latter. The issue is now resolved, so please merge comments/votes of kernel26-pf into linux-pf and remove kernel26-pf (I maintain both of them). Thanks.
[0] https://aur.archlinux.org/packages.php?ID=40191 [1] https://aur.archlinux.org/packages.php?ID=50956
