[arch-general] Kernel modules not loaded after Linux update

[Ralf Mardorf]

On Sun, 22 Jul 2018 15:10:30 +0100, Ralph Corderoy wrote:
>> The curious issue here is, linux-headers is installed, but the
>> package hasn't been put into the cache  
>
>Because you obtained it directly and upgrade from it with `-U'.
>The cache is of packages sync'd with `-S'.

The package is not for packages that are already stored on your
machine, but actually it is for packages installed by the -U option,
too, if you install by using an URL instead of a path on your machine.

However, I was mistaken regarding the signature and -Sc.

$ ls -hl /var/cache/pacman/pkg/agg*
ls: cannot access '/var/cache/pacman/pkg/agg*': No such file or directory
$ sudo pacman -U https://ind.mirror.pkgbuild.com/community/os/x86_64/agg-2.5-9-x86_64.pkg.tar.xz
[snip]
$ ls -hl /var/cache/pacman/pkg/agg*
-rw-r--r-- 1 root root 257K Jun 16 23:12 /var/cache/pacman/pkg/agg-2.5-9-x86_64.pkg.tar.xz
-rw-r--r-- 1 root root  310 Jun 16 23:13 /var/cache/pacman/pkg/agg-2.5-9-x86_64.pkg.tar.xz.sig
$ sudo pacman -R agg
[snip]
$ sudo pacman -Sc
[snip]
$ ls -hl /var/cache/pacman/pkg/agg*
ls: cannot access '/var/cache/pacman/pkg/agg*': No such file or directory