Re: [Xen-devel] 4.9rc4: linux.c:27:28: fatal error: xen/sys/evtchn.h: No such file or directory

[M A Young <m.a.young@xxxxxxxxxxxx>]

On Tue, 9 May 2017, Steven Haigh wrote:

> I'm trying to use the same build procedure I had for working correctly
> for Xen 4.7 & 4.8.1 - but am coming across this error:
> 
> gcc  -DPIC -m64 -DBUILD_ID -fno-strict-aliasing -std=gnu99 -Wall
> -Wstrict-prototypes -Wdeclaration-after-statement
> -Wno-unused-but-set-variable -Wno-unused-local-typedefs   -g3 -O0
> -fno-omit-frame-pointer -D__XEN_INTERFACE_VERSION__=__XE
> N_LATEST_INTERFACE_VERSION__ -MMD -MF .linux.opic.d -D_LARGEFILE_SOURCE
> -D_LARGEFILE64_SOURCE   -Werror -Wmissing-prototypes -I./include
> -I/builddir/build/BUILD/xen-4.9.0-rc4/tools/libs/evtchn/../../../tools/include
> -I/builddir/build/BUI
> LD/xen-4.9.0-rc4/tools/libs/evtchn/../../../tools/libs/toollog/include
> -I/builddir/build/BUILD/xen-4.9.0-rc4/tools/libs/evtchn/../../../tools/include
>  -fPIC -c -o linux.opic linux.c
> mv headers.chk.new headers.chk
> linux.c:27:28: fatal error: xen/sys/evtchn.h: No such file or directory
>  #include <xen/sys/evtchn.h>
>                             ^
> compilation terminated.
> linux.c:27:28: fatal error: xen/sys/evtchn.h: No such file or directory
>  #include <xen/sys/evtchn.h>
>                             ^
> compilation terminated.
> 
> Any clues as to what to start pulling apart that changed between 4.8.1
> and 4.9.0-rc4 that could cause this?

It worked for me in a test build, eg. see one of the builds at
https://copr.fedorainfracloud.org/coprs/myoung/xentest/build/549124/

        Michael Young

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