Re: lspci -k is broken with depmod from kmod since it doesn't generate modules.pcimap anymore

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On Tue, Mar 26, 2013 at 7:35 PM, Bjorn Helgaas <bhelgaas@xxxxxxxxxx> wrote:
> On Tue, Mar 26, 2013 at 3:31 PM, Samuli Suominen <ssuominen@xxxxxxxxxx> wrote:
>> The depmod from kmod no longer generates file modules.pcimap, and lspci -k
>> relies on that as noted at:
>>
>> https://bugs.gentoo.org/show_bug.cgi?id=462982
>>
>> null pciutils-3.1.10 # grep -r modules.*map *
>> ls-kernel.c:      sprintf(name, "/lib/modules/%s/modules.pcimap",
>> uts.release);
>> lspci.c:char *opt_pcimap;                       /* Override path to Linux
>> modules.pcimap */
>> lspci.c:"-p <file>\tLook up kernel modules in a given file instead of
>> default modules.pcimap\n"
>> lspci.man:.RI /lib/modules/ kernel_version /modules.pcimap.
>
> I don't think this is a kernel problem, and I don't know where to
> point you.  Maybe Lucas or Kay will know?

I don't see why modules.{pci,usb}map are needed here. Could we change
lspci to do the equivalent to the following instead (either by calling
modprobe or using libkmod)?

for i in /sys/bus/pci/*/modalias;
do
    modprobe -R  `cat $i`
done

Kay, am I missing anything?

Lucas De Marchi
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