On 8/19/20 11:28 AM, Robert Foley wrote: > The rename of all *_cpu_exec_interrupt functions to > *_cpu_exec_interrupt_locked is preparation for pushing the BQL lock > around these functions down into the per-arch implementation of > *_cpu_exec_interrupt. In a later patch, which pushes down the lock, > we will add a new *_cpu_exec_interrupt function, which grabs the BQL > and calls to *_cpu_exec_interrupt_locked. > > This patch is part of a series of transitions to move the > BQL down into the cpu_exec_interrupt per arch functions. This set of > transitions is needed to maintain bisectability. > > The purpose of this set of changes is to set the groundwork > so that an arch could move towards removing > the BQL from the cpu_handle_interrupt/exception paths. > > This approach was suggested by Paolo Bonzini. > For reference, here are key posts in the discussion, explaining > the reasoning/benefits of this approach. > https://lists.gnu.org/archive/html/qemu-devel/2020-08/msg00784.html > https://lists.gnu.org/archive/html/qemu-devel/2020-08/msg01517.html > https://lists.gnu.org/archive/html/qemu-devel/2020-07/msg08731.html > https://lists.gnu.org/archive/html/qemu-devel/2020-08/msg00044.html > > Signed-off-by: Robert Foley <robert.fo...@linaro.org> > ---
Reviewed-by: Richard Henderson <richard.hender...@linaro.org> r~