* Could not find a Makefile in the kernel source directory.
* Please ensure that /usr/src/linux points to a complete set of Linux sources
* Unable to calculate Linux Kernel version for build, attempting to use running version
* B43: If you insist on building this, you must blacklist it!
* BCMA: If you insist on building this, you must blacklist it!
* SSB: If you insist on building this, you must blacklist it!
* MAC80211: If you insist on building this, you must blacklist it!
* PREEMPT_RCU: Please do not set the Preemption Model to «Preemptible Kernel»; choose something else.
* CONFIG_PREEMPT: should not be set. But it is.
* Please check to make sure these options are set correctly.
* Failure to do so may cause unexpected problems.
Вот это возникает после каждого установленного пакета после того, как я откатился к ядру 3.17.8 после 3.18.8-r2. Что делать?
calculate, gentoo