On Thu, 2011-08-25 at 13:04 +0200, Sebastian Andrzej Siewior wrote:
> * Luciano Coelho | 2011-08-25 13:39:29 [+0300]:
> >Any ideas what may be going wrong?
>
> I think my commit was identified as bogus and tglx is going to revert
> it. The problem is that I force ONESHOT mode for all threaded IRQs but
> there are also others without the flag which is not allowed.
>
> I was trying to check something but I don't get my board to boot. Could
> you please try to boot with the patch reverted and paste me the
> the output of
> cat /proc/interrupts | grep 74 ?
Hmmm... There doesn't seem to be an irq 74. The only thing I get is
this:
root@xiru:~# cat /proc/interrupts | grep 74
IPI1: 2667 3743 Rescheduling interrupts
Which is probably not what you wanted. ;)
> I *think* that the flow handler is level (I can't find evidence of it
> beeing edge, and omap_alloc_gc() is the place installing it).
>
> So could you please gather additional debug info with this patch?
>
> diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
> index 2e94258..eda25a0 100644
> --- a/kernel/irq/manage.c
> +++ b/kernel/irq/manage.c
> @@ -1327,6 +1327,9 @@ int request_threaded_irq(unsigned int irq, irq_handler_t handler,
> if (!irq_settings_can_request(desc))
> return -EINVAL;
>
> + if (irq == 74)
> + printk(KERN_ERR "%s() h %pS th %pS f %lx dev %s flow %pS\n", __func__,
> + handler, thread_fn, irqflags, devname, desc->handle_irq);
> if (!handler) {
> if (!thread_fn)
> return -EINVAL;
>
>
> %pS should resolve the function names.
As I mentioned above, there doesn't seem to be irq 74, so this code
doesn't hit.
These are the interrupts reported in /proc/interrupts on my board:
root@xiru:~# cat /proc/interrupts
CPU0 CPU1
39: 0 0 GIC TWL6030-PIH
41: 0 0 GIC l3-dbg-irq
42: 0 0 GIC l3-app-irq
44: 5397 0 GIC DMA
52: 0 0 GIC gpmc
69: 16 0 GIC gp timer
88: 270 0 GIC omap_i2c
89: 0 0 GIC omap_i2c
91: 183 0 GIC mmc1
93: 0 0 GIC omap_i2c
94: 0 0 GIC omap_i2c
102: 0 0 GIC serial idle
104: 0 0 GIC serial idle
105: 0 0 GIC serial idle
106: 290 0 GIC serial idle, OMAP UART2
108: 1 0 GIC ohci_hcd:usb3
109: 493 0 GIC ehci_hcd:usb1
115: 6260 0 GIC mmc0
124: 1 0 GIC musb-hdrc
125: 0 0 GIC musb-hdrc
213: 0 0 GPIO wl1271
372: 0 0 twl6030 twl6030_usb
378: 0 0 twl6030 twl6030_usb
379: 0 0 twl6030 rtc0
IPI0: 0 0 Timer broadcast interrupts
IPI1: 2995 3606 Rescheduling interrupts
IPI2: 0 0 Function call interrupts
IPI3: 57 61 Single function call interrupts
IPI4: 0 0 CPU stop interrupts
LOC: 8879 5844 Local timer interrupts
Err: 0
--
Cheers,
Luca.
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