context_tracking: Take IRQ eqs entrypoints over RCU
authorFrederic Weisbecker <frederic@kernel.org>
Wed, 8 Jun 2022 14:40:26 +0000 (16:40 +0200)
committerPaul E. McKenney <paulmck@kernel.org>
Tue, 5 Jul 2022 20:32:59 +0000 (13:32 -0700)
commit6f0e6c1598b1a3d19fc30db86b6e26d6f881b43d
treef6ce7f78ab37fc235f67c3bf40f0a94cefadd6dc
parente67198cc05b8ecbb7b8e2d8ef9fb5c8d26821873
context_tracking: Take IRQ eqs entrypoints over RCU

The RCU dynticks counter is going to be merged into the context tracking
subsystem. Prepare with moving the IRQ extended quiescent states
entrypoints to context tracking. For now those are dumb redirection to
existing RCU calls.

[ paulmck: Apply Stephen Rothwell feedback from -next. ]
[ paulmck: Apply Nathan Chancellor feedback. ]

Acked-by: Paul E. McKenney <paulmck@kernel.org>
Signed-off-by: Frederic Weisbecker <frederic@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Neeraj Upadhyay <quic_neeraju@quicinc.com>
Cc: Uladzislau Rezki <uladzislau.rezki@sony.com>
Cc: Joel Fernandes <joel@joelfernandes.org>
Cc: Boqun Feng <boqun.feng@gmail.com>
Cc: Nicolas Saenz Julienne <nsaenz@kernel.org>
Cc: Marcelo Tosatti <mtosatti@redhat.com>
Cc: Xiongfeng Wang <wangxiongfeng2@huawei.com>
Cc: Yu Liao <liaoyu15@huawei.com>
Cc: Phil Auld <pauld@redhat.com>
Cc: Paul Gortmaker<paul.gortmaker@windriver.com>
Cc: Alex Belits <abelits@marvell.com>
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
Reviewed-by: Nicolas Saenz Julienne <nsaenzju@redhat.com>
Tested-by: Nicolas Saenz Julienne <nsaenzju@redhat.com>
18 files changed:
Documentation/RCU/Design/Requirements/Requirements.rst
Documentation/RCU/stallwarn.rst
arch/Kconfig
arch/arm64/kernel/entry-common.c
arch/x86/mm/fault.c
drivers/cpuidle/cpuidle-psci.c
drivers/cpuidle/cpuidle-riscv-sbi.c
include/linux/context_tracking_irq.h [new file with mode: 0644]
include/linux/context_tracking_state.h
include/linux/entry-common.h
include/linux/rcupdate.h
include/linux/tracepoint.h
kernel/cfi.c
kernel/context_tracking.c
kernel/cpu_pm.c
kernel/entry/common.c
kernel/softirq.c
kernel/trace/trace.c