[dpdk-stable] [dpdk-dev] [PATCH] mk: fix output directory name when compiling with custom kernel header dir

[Lipiec, Herakliusz]

> From: Thomas Monjalon [mailto:thomas at monjalon.net]
> Sent: Thursday, July 18, 2019 11:25 PM
> 18/07/2019 16:03, Herakliusz Lipiec:
> > When building dpdk with differnt kernel headers by specifying
> > RTE_KERNELDIR igb_uio is compiled to directory with a name of the
> > version of kernel thats running on the system instead of the one that
> > dpdk is actually compiled against. Fixed by replacing hardcoded value
> > with value from RTE_KERNELDIR.
> 
> missing original commit reference:
> Fixes: 3967af352aeb ("mk: install kernel modules")
> 
> > Cc: stable at dpdk.org
> > Cc: bruce.richardson at intel.com
> > Signed-off-by: Herakliusz Lipiec <herakliusz.lipiec at intel.com>
> >
> > ---
> > resending v1 with corrected cc address for stable and corrected
> > alignment.
> 
> It should be marked v2,
> and the alignment is still not correct.
Sorry I forgot to add the change to commit, sending as v2.
> 
> > -kerneldir   ?= /lib/modules/$(shell uname -r)/extra/dpdk
> > +kerneldir ?= $(subst /build,/extra/dpdk,$(RTE_KERNELDIR))
> 
> I would suggest another syntax, easier to read:
> 
> kerneldir   ?= $(RTE_KERNELDIR:/build=/extra/dpdk)
> 
I have tried that before and it didn't seem to solve the issue.