On 28/06/16 22:43, Sergey Fedorov wrote: > On 03/06/16 23:40, Alex Bennée wrote: >> While we previously assumed an existing memory lock protected the page >> look up in the MTTCG SoftMMU case the memory lock is provided by the >> tb_lock. As a result we push the taking of this lock up the call tree. >> This requires a slightly different entry for the SoftMMU and user-mode >> cases from tb_invalidate_phys_range. > Sorry, I can't understand the description for the patch :( Some > rewording might be helpful, if you don't mind.
Well, do I understand it right that we're gonna use tb_lock to protect 'l1_map' and PageDesc structures in softmmu mode? Regards, Sergey
