On Thu, Sep 9, 2021 at 1:21 PM Robin H. Johnson <robb...@gentoo.org> wrote:
>
> On Wed, Sep 01, 2021 at 02:44:11PM -0400, Mike Pagano wrote:
> > Previously, the kernel Makefile had to define version variables
> > as static string literals to be read.
> > This change will allow varibles defined as non-static values
> > to be read.
> Hi,
>
> This change has broken infra systems where /usr/src/ is empty because
> they use a binary kernel. /proc/config.gz does exist on those systems for this
> use case.
>
> Specifically, any package that uses linux-info to issues warnings via the '~'
> syntax now fails because "getfilevar_noexec VERSION ..." returns empty string.
>
> * Determining the location of the kernel source code
> * Unable to find kernel sources at /usr/src/linux
> * Please make sure that /usr/src/linux points at your running kernel,
> * (or the kernel you wish to build against).
> * Alternatively, set the KERNEL_DIR environment variable to the kernel
> sources location
> * Unable to calculate Linux Kernel version for build, attempting to use
> running version
> * ERROR: app-emulation/docker-20.10.7::gentoo failed (setup phase):
> * Unable to determine any Linux Kernel version, please report a bug
> *
> * Call stack:
> * ebuild.sh, line 127: Called pkg_setup
> * docker-20.10.7.ebuild, line 110: Called kernel_is 'lt' '4' '5'
> * linux-info.eclass, line 405: Called linux-info_get_any_version
> * linux-info.eclass, line 678: Called die
> * The specific snippet of code:
> * die "Unable to determine any Linux Kernel version,
> please report a bug"
>
> I'd like to propose that we revert the original CVS change that supported the
> fallback to getfilevar_noexec:
> https://gitweb.gentoo.org/repo/gentoo/historical.git/commit/eclass/linux-info.eclass?id=ab160a941f5f52c95b47129d3243c693b05401e5
I cannot reproduce this with /proc/config.gz present.
% sudo ebuild docker-20.10.8.ebuild clean setup
* docker-20.10.8.tar.gz BLAKE2B SHA512 size ;-) ...
[ ok ]
* Determining the location of the kernel source code
* Unable to find kernel sources at /usr/src/linux
* Please make sure that /usr/src/linux points at your running kernel,
* (or the kernel you wish to build against).
* Alternatively, set the KERNEL_DIR environment variable to the
kernel sources location
* Unable to calculate Linux Kernel version for build, attempting to
use running version
* Checking for suitable kernel configuration options...
* CONFIG_BRIDGE_NETFILTER: is not set when it should be.
* CONFIG_IP_NF_TARGET_MASQUERADE: is not set when it should be.
* CONFIG_NETFILTER_XT_MATCH_IPVS: is not set when it should be.
* CONFIG_IP_VS: is not set when it should be.
* CONFIG_IP_VS_PROTO_TCP: is not set when it should be.
* CONFIG_IP_VS_PROTO_UDP: is not set when it should be.
* CONFIG_IP_VS_NFCT: is not set when it should be.
* CONFIG_IP_VS_RR: is not set when it should be.
* CONFIG_OVERLAY_FS: is not set when it should be.
* Please check to make sure these options are set correctly.
* Failure to do so may cause unexpected problems.
