2021-02-01 13:42:44

by Naresh Kamboju

[permalink] [raw]
Subject: arm64: gen-hyprel.c:40:10: fatal error: generated/autoconf.h: No such file or directory

Linux next 20210201 tag arm64 builds failed.
kernel config attached to this email.

BAD: next-20210201
GOOD: next-20210129

make --silent --keep-going --jobs=8
O=/home/tuxbuild/.cache/tuxmake/builds/1/tmp ARCH=arm64
CROSS_COMPILE=aarch64-linux-gnu- 'CC=sccache aarch64-linux-gnu-gcc'
'HOSTCC=sccache gcc'
arch/arm64/kvm/hyp/nvhe/gen-hyprel.c:40:10: fatal error:
generated/autoconf.h: No such file or directory
40 | #include <generated/autoconf.h>
| ^~~~~~~~~~~~~~~~~~~~~~
compilation terminated.

Reported-by: Naresh Kamboju <[email protected]>

--
Linaro LKFT
https://lkft.linaro.org


Attachments:
Kconfig-next-20210201.conf (237.10 kB)

2021-02-01 13:47:54

by Marc Zyngier

[permalink] [raw]
Subject: Re: arm64: gen-hyprel.c:40:10: fatal error: generated/autoconf.h: No such file or directory

On 2021-02-01 13:38, Naresh Kamboju wrote:
> Linux next 20210201 tag arm64 builds failed.
> kernel config attached to this email.
>
> BAD: next-20210201
> GOOD: next-20210129
>
> make --silent --keep-going --jobs=8
> O=/home/tuxbuild/.cache/tuxmake/builds/1/tmp ARCH=arm64
> CROSS_COMPILE=aarch64-linux-gnu- 'CC=sccache aarch64-linux-gnu-gcc'
> 'HOSTCC=sccache gcc'
> arch/arm64/kvm/hyp/nvhe/gen-hyprel.c:40:10: fatal error:
> generated/autoconf.h: No such file or directory
> 40 | #include <generated/autoconf.h>
> | ^~~~~~~~~~~~~~~~~~~~~~
> compilation terminated.
>
> Reported-by: Naresh Kamboju <[email protected]>

Could you please check with the fix suggested at [1]?

Thanks,

M.

[1] https://lore.kernel.org/r/[email protected]
--
Jazz is not dead. It just smells funny...

2021-02-01 15:15:25

by Naresh Kamboju

[permalink] [raw]
Subject: Re: arm64: gen-hyprel.c:40:10: fatal error: generated/autoconf.h: No such file or directory

On Mon, 1 Feb 2021 at 19:15, Marc Zyngier <[email protected]> wrote:
>
> On 2021-02-01 13:38, Naresh Kamboju wrote:
> > Linux next 20210201 tag arm64 builds failed.
> > kernel config attached to this email.
> >
> > BAD: next-20210201
> > GOOD: next-20210129
> >
> > make --silent --keep-going --jobs=8
> > O=/home/tuxbuild/.cache/tuxmake/builds/1/tmp ARCH=arm64
> > CROSS_COMPILE=aarch64-linux-gnu- 'CC=sccache aarch64-linux-gnu-gcc'
> > 'HOSTCC=sccache gcc'
> > arch/arm64/kvm/hyp/nvhe/gen-hyprel.c:40:10: fatal error:
> > generated/autoconf.h: No such file or directory
> > 40 | #include <generated/autoconf.h>
> > | ^~~~~~~~~~~~~~~~~~~~~~
> > compilation terminated.
> >
> > Reported-by: Naresh Kamboju <[email protected]>
>
> Could you please check with the fix suggested at [1]?

Here is the change I have applied and the arm64 builds successful now.

diff --git a/arch/arm64/kvm/hyp/nvhe/Makefile b/arch/arm64/kvm/hyp/nvhe/Makefile
index 09d04dd50eb8..ed10fcf1b345 100644
--- a/arch/arm64/kvm/hyp/nvhe/Makefile
+++ b/arch/arm64/kvm/hyp/nvhe/Makefile
@@ -7,7 +7,7 @@ asflags-y := -D__KVM_NVHE_HYPERVISOR__
ccflags-y := -D__KVM_NVHE_HYPERVISOR__

hostprogs := gen-hyprel
-HOST_EXTRACFLAGS += -I$(srctree)/include
+HOST_EXTRACFLAGS += -I$(objtree)/include

obj-y := timer-sr.o sysreg-sr.o debug-sr.o switch.o tlb.o hyp-init.o host.o \
hyp-main.o hyp-smp.o psci-relay.o


> [1] https://lore.kernel.org/r/[email protected]


- Naresh