[dpdk-dev] [PATCH] kernel/linux: fix modules install path
Igor Ryzhov
iryzhov at nfware.com
Mon Jun 10 13:23:36 CEST 2019
Thanks for the clarification, I get it now.
I will send v2 later today.
On Mon, Jun 10, 2019 at 2:12 PM Bruce Richardson <bruce.richardson at intel.com>
wrote:
> On Mon, Jun 10, 2019 at 02:04:26PM +0300, Igor Ryzhov wrote:
> > Bruce,
> > From my understanding, kernel_dir is a directory with kernel headers
> > needed
> > for modules building.
>
> Right now, yes. I'd suggest that we change that to the actual kernel
> modules directory, and we get both the build directory and the install
> directory based off that.
>
> > When it's formed automatically, yes, it will be
> > "/lib/modules/version/build" and we can get installation directory by
> > stripping
> > "/build".
>
> Well, I'd suggest if we query the value automatically we don't both adding
> the build, and just add that later when building the modules, i.e.
> kernel_dir should always be the the base directory without "build" on it.
>
> > But when it's set manually, it can be set to, for example,
> > "/usr/src/linux-headers-version", and build will be successful, but we
> > won't be
> > able to strip "/build" as there is no "/build".
> > Which path should be used for installation in cross-compile case, when
> > the
> > kernel_dir is set manually?
>
> The stripping "build" was just a suggestion to allow the value to be
> specified either with or without the "build/" suffix and have things work.
> For the paths specified in the cross-compile case, my thinking was that we
> would:
> * build using <kernel_dir>/build
> * install to <kernel_dir>/extra/dpdk
>
> as with the non-cross-compile case.
>
> /Bruce
>
>
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