QEMU

  1. Bug #1422285
  2. Comment #3

Comment 3 for bug 1422285

Revision history for this message
chao zhou (chao-zhou) wrote :

the first bad commit:

commit 374f2981d1f10bc4307f250f24b2a7ddb9b14be0
Author: Paolo Bonzini <email address hidden>
Date: Fri May 17 12:37:03 2013 +0200

    memory: protect current_map by RCU

    Replace the flat_view_mutex with RCU, avoiding futex contention for
    dataplane on large systems and many iothreads.

    Reviewed-by: Fam Zheng <email address hidden>
    Signed-off-by: Paolo Bonzini <email address hidden>