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authorKan Liang <kan.liang@intel.com>2018-01-18 13:26:29 -0800
committerArnaldo Carvalho de Melo <acme@redhat.com>2018-02-15 09:56:26 -0300
commit06cc1a470ab237b991901729b125404c164f3660 (patch)
tree992a40372d7020d766993ba8ed0b70b0d9bb1606 /virt/kvm/eventfd.c
parent204721d7eabe6ee98aafce791ce3efdbc4715834 (diff)
perf hists browser: Add parameter to disable lost event warning
For overwrite mode, the ringbuffer will be paused. The event lost is expected. It needs a way to notify the browser not print the warning. It will be used later for perf top to disable lost event warning in overwrite mode. There is no behavior change for now. Signed-off-by: Kan Liang <kan.liang@intel.com> Acked-by: Jiri Olsa <jolsa@kernel.org> Cc: Andi Kleen <ak@linux.intel.com> Cc: Jin Yao <yao.jin@linux.intel.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Wang Nan <wangnan0@huawei.com> Link: http://lkml.kernel.org/r/1516310792-208685-15-git-send-email-kan.liang@intel.com Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'virt/kvm/eventfd.c')
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