Michael Ellerman's on February 5, 2019 9:32 pm: > From: Christophe Leroy <christophe.le...@c-s.fr> > > Now that thread_info is similar to task_struct, its address is in r2 > so CURRENT_THREAD_INFO() macro is useless. This patch removes it.
You wouldn't want to keep CURRENT_THREAD_INFO(r2) to mean get the thread info out of current, as just a no-op for documentation purpose? I don't know /32 code at all so it's up to you. > This patch also moves the 'tovirt(r2, r2)' down just before the > reactivation of MMU translation, so that we keep the physical address > of 'current' in r2 until then. It avoids a few calls to tophys(). > > At the same time, as the 'cpu' field is not anymore in thread_info, > TI_CPU is renamed TASK_CPU by this patch. > > It also allows to get rid of a couple of > '#ifdef CONFIG_VIRT_CPU_ACCOUNTING_NATIVE' as ACCOUNT_CPU_USER_ENTRY() > and ACCOUNT_CPU_USER_EXIT() are empty when > CONFIG_VIRT_CPU_ACCOUNTING_NATIVE is not defined. May want to split these a little more?
