Xen dom0 "interrupt storm detected on "irq16:"; throttling interrupt source"

[Eggert, Lars]

On 2015-5-13, at 18:00, Eggert, Lars <lars at netapp.com> wrote:
> 
> On 2015-5-13, at 16:46, Roger Pau Monné <roger.pau at citrix.com> wrote:
>> I guess migration-rdma gets compiled because Qemu detects that you have
>> some library and assumes that you want it enabled. Did you install
>> something new between your previous build of Xen and this one?
> 
> Yes, this box has world built with OFED. I'll try on a more standard world build Friday.

Now building tools stops here:

gmake[5]: Entering directory '/usr/home/elars/src/xen/tools/tests/x86_emulator'
[ -L x86_emulate ] || ln -sf /usr/home/elars/src/xen/tools/tests/x86_emulator/../../../xen/arch/x86/x86_emulate .
gcc47 -Wall -Werror -Wstrict-prototypes -O2 -fomit-frame-pointer -fno-strict-aliasing -Wdeclaration-after-statement -I/usr/home/elars/src/xen/tools/tests/x86_emulator/../../../tools/include -c -g -o x86_emulate.o x86_emulate.c
x86_emulate.c:17:0: error: "__packed" redefined [-Werror]
In file included from /usr/include/assert.h:38:0,
                 from x86_emulate.c:1:
/usr/local/lib/gcc47/gcc/x86_64-portbld-freebsd11.0/4.7.4/include-fixed/sys/cdefs.h:244:0: note: this is the location of the previous definition
cc1: all warnings being treated as errors
Makefile:49: recipe for target 'x86_emulate.o' failed
gmake[5]: *** [x86_emulate.o] Error 1
gmake[5]: Leaving directory '/usr/home/elars/src/xen/tools/tests/x86_emulator'
/usr/home/elars/src/xen/tools/tests/../../tools/Rules.mk:123: recipe for target 'subdir-all-x86_emulator' failed
gmake[4]: *** [subdir-all-x86_emulator] Error 2
gmake[4]: Leaving directory '/usr/home/elars/src/xen/tools/tests'
/usr/home/elars/src/xen/tools/tests/../../tools/Rules.mk:118: recipe for target 'subdirs-all' failed
gmake[3]: *** [subdirs-all] Error 2
gmake[3]: Leaving directory '/usr/home/elars/src/xen/tools/tests'
/usr/home/elars/src/xen/tools/../tools/Rules.mk:123: recipe for target 'subdir-all-tests' failed
gmake[2]: *** [subdir-all-tests] Error 2
gmake[2]: Leaving directory '/usr/home/elars/src/xen/tools'
/usr/home/elars/src/xen/tools/../tools/Rules.mk:118: recipe for target 'subdirs-all' failed
gmake[1]: *** [subdirs-all] Error 2
gmake[1]: Leaving directory '/usr/home/elars/src/xen/tools'
Makefile:53: recipe for target 'build-tools' failed
gmake: *** [build-tools] Error 2

Lars
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