diff mbox series

[1/7] parisc: Use irq_enter_rcu() to fix warning at kernel/context_tracking.c:367

Message ID 20240123155904.6220-1-deller@kernel.org (mailing list archive)
State Superseded, archived
Headers show
Series [1/7] parisc: Use irq_enter_rcu() to fix warning at kernel/context_tracking.c:367 | expand

Commit Message

Helge Deller Jan. 23, 2024, 3:58 p.m. UTC 
From: Helge Deller <deller@gmx.de>

Use irq*_rcu() functions to fix this kernel warning:

 WARNING: CPU: 0 PID: 0 at kernel/context_tracking.c:367 ct_irq_enter+0xa0/0xd0
 Modules linked in:
 CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.7.0-rc3-64bit+ #1037
 Hardware name: 9000/785/C3700

 IASQ: 0000000000000000 0000000000000000 IAOQ: 00000000412cd758 00000000412cd75c
  IIR: 03ffe01f    ISR: 0000000000000000  IOR: 0000000043c20c20
  CPU:        0   CR30: 0000000041caa000 CR31: 0000000000000000
  ORIG_R28: 0000000000000005
  IAOQ[0]: ct_irq_enter+0xa0/0xd0
  IAOQ[1]: ct_irq_enter+0xa4/0xd0
  RP(r2): irq_enter+0x34/0x68
 Backtrace:
  [<000000004034a3ec>] irq_enter+0x34/0x68
  [<000000004030dc48>] do_cpu_irq_mask+0xc0/0x450
  [<0000000040303070>] intr_return+0x0/0xc

Signed-off-by: Helge Deller <deller@gmx.de>
---
 arch/parisc/kernel/irq.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/arch/parisc/kernel/irq.c b/arch/parisc/kernel/irq.c
index 2f81bfd4f15e..dff66be65d29 100644
--- a/arch/parisc/kernel/irq.c
+++ b/arch/parisc/kernel/irq.c
@@ -498,7 +498,7 @@  asmlinkage void do_cpu_irq_mask(struct pt_regs *regs)
 
 	old_regs = set_irq_regs(regs);
 	local_irq_disable();
-	irq_enter();
+	irq_enter_rcu();
 
 	eirr_val = mfctl(23) & cpu_eiem & per_cpu(local_ack_eiem, cpu);
 	if (!eirr_val)
@@ -533,7 +533,7 @@  asmlinkage void do_cpu_irq_mask(struct pt_regs *regs)
 #endif /* CONFIG_IRQSTACKS */
 
  out:
-	irq_exit();
+	irq_exit_rcu();
 	set_irq_regs(old_regs);
 	return;