| Message ID | 20241203-add-m68k-tracing-support-v2-1-77302097a9f4@yoseli.org (mailing list archive) |
|---|---|
| State | Superseded |
| Headers | show |
| Series | Add basic tracing support for m68k | expand |
diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig index 7c4f7bcc89d76326b9d7280a3bcba79412ead7d2..793ab1e2762609725bbf793f6dffecfa3ecfff0f 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); }
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 <jeanmichel.hautbois@yoseli.org> --- arch/m68k/Kconfig | 1 + arch/m68k/kernel/irq.c | 2 ++ 2 files changed, 3 insertions(+)