Re: [Qemu-devel] [PULL 1/1] .travis.yml: add --disable-linux-user for some jobs

[Daniel P . Berrangé]

On Tue, Mar 13, 2018 at 02:49:42PM +0100, Paolo Bonzini wrote:
> On 13/03/2018 14:40, Daniel P. Berrangé wrote:
> >> @@ -52,9 +52,9 @@ env:
> >>      - CONFIG=""
> >>      - CONFIG="--enable-debug --enable-debug-tcg 
> >> --enable-trace-backends=log"
> >>      - CONFIG="--disable-linux-aio --disable-cap-ng --disable-attr 
> >> --disable-brlapi --disable-uuid --disable-libusb"
> >> -    - CONFIG="--enable-modules"
> >> -    - CONFIG="--with-coroutine=ucontext"
> >> -    - CONFIG="--with-coroutine=sigaltstack"
> >> +    - CONFIG="--enable-modules --disable-linux-user"
> >> +    - CONFIG="--with-coroutine=ucontext --disable-linux-user"
> >> +    - CONFIG="--with-coroutine=sigaltstack --disable-linux-user"
> > Since this merged, the 4th, 5th & 6th jobs are now reliably completing in
> > time, but the 1st and 3rd jobs are hitting timeouts on the majority of
> > runs :-(
> > 
> > We've already got a lot of jobs, but for sake of reliability should we
> > consider splitting the 1st & 3rd jobs. Add --disable-linux-user to both
> > of the existing jobs, and then adding 2 new jobs with --disable-system
> > and --disable-tools set ?
> 
> Out of curiosity, why do we need the third job at all?  And
> --enable-trace-backends=log is the default, so "--enable-debug
> --enable-debug-tcg" should be enough.

Presumably that is intended to validate that code still builds correctly
when various optional features are turned off, by exercising different
codepaths in the countless #ifdef HAVE_$FEATURE  conditionals we have.

Regards,
Daniel
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