On 03/10/2014 09:01 AM, Daniel P. Berrange wrote: > Currently the log filter strings are used in a string comparison > against the source filename each time log message is emitted. > If no log filters at all are set, there's obviously no string > comparison to be done. If any single log filter is set though, > this imposes a compute burden on every logging call even if logs > from the file in question are disabled. This string comparison > must also be done while the logging mutex is held, which has > implications for concurrency when multiple threads are emitting > log messages. > Signed-off-by: Daniel P. Berrange <berrange@xxxxxxxxxx> > --- > src/util/virlog.c | 83 ++++++++++++++++++++++++++----------------------------- > src/util/virlog.h | 6 ++++ > 2 files changed, 45 insertions(+), 44 deletions(-) > ACK -- Eric Blake eblake redhat com +1-919-301-3266 Libvirt virtualization library http://libvirt.org
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