The TRACE_IRQFLAGS_SUPPORT requires the architecture to call
trace_hardirqs_off() when interrupts are disabled and
trace_hardirqs_on() when they are enabled.
Add those calls to do_IRQ function.

Signed-off-by: Jean-Michel Hautbois <[email protected]>
---
 arch/m68k/Kconfig      | 1 +
 arch/m68k/kernel/irq.c | 2 ++
 2 files changed, 3 insertions(+)

diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig
index 
cc26df907bfe3c8143a931d259eceabb16af7411..ab3375475721fa63418c40d4ba6ac76679ebc77d
 100644
--- a/arch/m68k/Kconfig
+++ b/arch/m68k/Kconfig
@@ -39,6 +39,7 @@ config M68K
        select OLD_SIGSUSPEND3
        select UACCESS_MEMCPY if !MMU
        select ZONE_DMA
+       select TRACE_IRQFLAGS_SUPPORT
 
 config CPU_BIG_ENDIAN
        def_bool y
diff --git a/arch/m68k/kernel/irq.c b/arch/m68k/kernel/irq.c
index 
9ab4f550342e5de11c528f55781432675ffd66bf..74cf60ebbc4bca51f3caa4046dbd2bdb02355711
 100644
--- a/arch/m68k/kernel/irq.c
+++ b/arch/m68k/kernel/irq.c
@@ -21,9 +21,11 @@ asmlinkage void do_IRQ(int irq, struct pt_regs *regs)
 {
        struct pt_regs *oldregs = set_irq_regs(regs);
 
+       trace_hardirqs_off();
        irq_enter();
        generic_handle_irq(irq);
        irq_exit();
+       trace_hardirqs_on();
 
        set_irq_regs(oldregs);
 }

-- 
2.39.5


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