Re: [PATCH v2 6/7] xen/arm: rcar4: add simple optimization to avoid ATU reprogramming

2025-03-12 Thread Grygorii Strashko
On 11.03.25 12:24, Mykyta Poturai wrote: From: Volodymyr Babchuk There are high chances that there will be a number of a consecutive accesses to configuration space of one device. To speed things up, we can program ATU only during first access. This is mostly beneficial taking into account

[PATCH v2 6/7] xen/arm: rcar4: add simple optimization to avoid ATU reprogramming

2025-03-11 Thread Mykyta Poturai
From: Volodymyr Babchuk There are high chances that there will be a number of a consecutive accesses to configuration space of one device. To speed things up, we can program ATU only during first access. This is mostly beneficial taking into account the previous patch that adds 1ms delay after A