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authorFrederic Weisbecker <frederic@kernel.org>2022-06-08 16:40:27 +0200
committerPaul E. McKenney <paulmck@kernel.org>2022-07-05 13:32:59 -0700
commit493c1822825f00025d6754ec0632990a27edc6f8 (patch)
tree512d9d1b93f166988aed0a2050d9950392d9bdb3 /kernel/entry
parent6f0e6c1598b1a3d19fc30db86b6e26d6f881b43d (diff)
context_tracking: Take NMI eqs entrypoints over RCU
The RCU dynticks counter is going to be merged into the context tracking subsystem. Prepare with moving the NMI extended quiescent states entrypoints to context tracking. For now those are dumb redirection to existing RCU calls. 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>
Diffstat (limited to 'kernel/entry')
-rw-r--r--kernel/entry/common.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/entry/common.c b/kernel/entry/common.c
index 667ba5d581ff..063068a9ea9b 100644
--- a/kernel/entry/common.c
+++ b/kernel/entry/common.c
@@ -449,7 +449,7 @@ irqentry_state_t noinstr irqentry_nmi_enter(struct pt_regs *regs)
__nmi_enter();
lockdep_hardirqs_off(CALLER_ADDR0);
lockdep_hardirq_enter();
- rcu_nmi_enter();
+ ct_nmi_enter();
instrumentation_begin();
trace_hardirqs_off_finish();
@@ -469,7 +469,7 @@ void noinstr irqentry_nmi_exit(struct pt_regs *regs, irqentry_state_t irq_state)
}
instrumentation_end();
- rcu_nmi_exit();
+ ct_nmi_exit();
lockdep_hardirq_exit();
if (irq_state.lockdep)
lockdep_hardirqs_on(CALLER_ADDR0);