Commit 5f121292 authored by Cédric Le Goater's avatar Cédric Le Goater Committed by Michael Ellerman

powerpc/xive: improve debugging macros

Having the CPU identifier in the debug logs is helpful when tracking
issues. Also add some more logging and fix a compile issue in
xive_do_source_eoi().
Signed-off-by: default avatarCédric Le Goater <clg@kaod.org>
Acked-by: default avatarBenjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
parent ac5e5a54
......@@ -40,7 +40,8 @@
#undef DEBUG_ALL
#ifdef DEBUG_ALL
#define DBG_VERBOSE(fmt...) pr_devel(fmt)
#define DBG_VERBOSE(fmt, ...) pr_devel("cpu %d - " fmt, \
smp_processor_id(), ## __VA_ARGS__)
#else
#define DBG_VERBOSE(fmt...) do { } while(0)
#endif
......@@ -344,7 +345,7 @@ void xive_do_source_eoi(u32 hw_irq, struct xive_irq_data *xd)
xive_esb_read(xd, XIVE_ESB_LOAD_EOI);
else {
eoi_val = xive_esb_read(xd, XIVE_ESB_SET_PQ_00);
DBG_VERBOSE("eoi_val=%x\n", offset, eoi_val);
DBG_VERBOSE("eoi_val=%x\n", eoi_val);
/* Re-trigger if needed */
if ((eoi_val & XIVE_ESB_VAL_Q) && xd->trig_mmio)
......@@ -1008,6 +1009,9 @@ static void xive_ipi_eoi(struct irq_data *d)
{
struct xive_cpu *xc = __this_cpu_read(xive_cpu);
DBG_VERBOSE("IPI eoi: irq=%d [0x%lx] (HW IRQ 0x%x) pending=%02x\n",
d->irq, irqd_to_hwirq(d), xc->hw_ipi, xc->pending_prio);
/* Handle possible race with unplug and drop stale IPIs */
if (!xc)
return;
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment