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From: M A Young <m.a.young@durham.ac.uk>
To: George Dunlap <dunlapg@umich.edu>
Cc: Marcos Matsunaga <marcos.matsunaga@oracle.com>,
	"xen-devel@lists.xen.org" <xen-devel@lists.xen.org>,
	Jan Beulich <JBeulich@suse.com>
Subject: Re: Build problems with xen 4.7
Date: Tue, 7 Jun 2016 11:42:40 +0100 (BST)	[thread overview]
Message-ID: <alpine.LFD.2.20.1606071138570.31493@algedi.dur.ac.uk> (raw)
In-Reply-To: <CAFLBxZZUrohrd=qYUv2OanQivvWp_vhMsfDyWfN8Lm79RWwGCw@mail.gmail.com>

On Tue, 7 Jun 2016, George Dunlap wrote:

> On Fri, May 13, 2016 at 4:23 PM, Konrad Rzeszutek Wilk
> <konrad.wilk@oracle.com> wrote:
> > --- xen-4.7.0/config/StdGNU.mk.orig     2016-04-15 22:56:52.191227591 +0100
> > +++ xen-4.7.0/config/StdGNU.mk  2016-04-15 23:01:40.978829756 +0100
> > @@ -37,6 +37,12 @@
> >
> >  ifneq ($(debug),y)
> >  CFLAGS += -O2 -fomit-frame-pointer -fno-tree-coalesce-vars
> > +ifeq ($(XEN_TARGET_ARCH),x86_64)
> > +#might be cross-compiling so strip out possible x86_32 options
> > +CFLAGS += $(shell echo $(CFLAGS_EXTRA) | sed -e 's/-m32//g' -e 's/-march=i686//g' -e 's/-mtune=atom//g')
> > +else
> > +CFLAGS += $(CFLAGS_EXTRA)
> > +endif
> 
> Why the if?  Under what circumstances is it actually appropriate to
> pass in those kinds of flags to the Xen build system?

That may not be needed in general. It is something I added for Fedora as I 
am cross-compiling the hypervisor as x86_64 to put in the i686 package 
because ix86 hypervisors are no longer supported.

	Michael Young

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  reply	other threads:[~2016-06-07 10:42 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-11-30 23:37 Build problems with xen 4.7 M A Young
2015-12-01 13:19 ` Jan Beulich
2015-12-01 14:36   ` Konrad Rzeszutek Wilk
2015-12-01 14:50     ` Marcos E. Matsunaga
2015-12-01 15:56     ` Jan Beulich
2015-12-01 15:59       ` Konrad Rzeszutek Wilk
2015-12-01 16:09         ` Jan Beulich
2015-12-01 18:47           ` M A Young
2015-12-01 19:40             ` Olaf Hering
2015-12-01 19:53               ` Andrew Cooper
2015-12-02 10:05             ` Jan Beulich
2016-05-13 13:49         ` Konrad Rzeszutek Wilk
2016-05-13 14:01           ` Jan Beulich
2016-05-13 14:25             ` M A Young
2016-05-13 15:23               ` Konrad Rzeszutek Wilk
2016-05-31 18:27                 ` George Dunlap
2016-05-31 20:57                   ` Konrad Rzeszutek Wilk
2016-06-03 11:20                     ` George Dunlap
2016-06-03 17:03                       ` Konrad Rzeszutek Wilk
2016-06-07 10:35                 ` George Dunlap
2016-06-07 10:42                   ` M A Young [this message]
2016-06-07 10:50                     ` George Dunlap
2016-06-07 11:33                     ` Doug Goldstein
2016-06-07 13:48                       ` George Dunlap
2016-06-07 14:00                     ` Olaf Hering
2016-06-07 14:04                       ` George Dunlap
2016-06-07 14:10                         ` Olaf Hering
2016-06-08 10:20                           ` George Dunlap
2016-06-07 10:43                   ` Jan Beulich
2016-06-07 10:52                     ` M A Young
2016-08-08 14:37                 ` Peng Fan
2016-08-08 19:22                   ` M A Young
2015-12-01 14:49   ` M A Young

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