On Tue, Oct 04, 2016 at 03:12:31PM -0500, Eric Blake wrote: > On 10/04/2016 08:35 AM, Daniel P. Berrange wrote: > > If the ftrace backend is compiled into QEMU, any attempt > > to start QEMU while non-root will fail due to the > > inability to open /sys/kernel/debug/tracing/tracing_on. > > > > Add a fallback into the code so that it connects up the > > trace_marker_fd variable to /dev/null when setting > > s/setting/getting/ ? > > > EACCESS on the 'trace_on' file. This allows QEMU to > > s/EACCESS/EACCES/
Thanks, I've applied these changes while merging. Stefan
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