Commit 33e1d4a1 authored by Cédric Le Goater's avatar Cédric Le Goater Committed by Michael Ellerman
Browse files

powerpc/xive: Rename the 'cpus' debugfs file to 'ipis' 



and remove the EQ entries output which is not very useful since only
the next two events of the queue are taken into account. We will
improve the dump of the EQ in the next patches.

Signed-off-by: default avatarCédric Le Goater <clg@kaod.org>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20211105102636.1016378-7-clg@kaod.org
parent baed14de

arch/powerpc/sysdev/xive/common.c

+7 −20
Original line number Diff line number Diff line
@@ -1703,7 +1703,7 @@ static int __init xive_off(char *arg) 
__setup("xive=off", xive_off);



#ifdef CONFIG_DEBUG_FS

static void xive_debug_show_cpu(struct seq_file *m, int cpu)

static void xive_debug_show_ipi(struct seq_file *m, int cpu)

{

	struct xive_cpu *xc = per_cpu(xive_cpu, cpu);
@@ -1719,19 +1719,6 @@ static void xive_debug_show_cpu(struct seq_file *m, int cpu) 
			seq_printf(m, "IPI=0x%08x %s", xc->hw_ipi, buffer);

		}

#endif

		{

			struct xive_q *q = &xc->queue[xive_irq_priority];

			u32 i0, i1, idx;



			if (q->qpage) {

				idx = q->idx;

				i0 = be32_to_cpup(q->qpage + idx);

				idx = (idx + 1) & q->msk;

				i1 = be32_to_cpup(q->qpage + idx);

				seq_printf(m, "EQ idx=%d T=%d %08x %08x ...",

					   q->idx, q->toggle, i0, i1);

			}

		}

	}

	seq_puts(m, "\n");

}
@@ -1774,7 +1761,7 @@ static int xive_irq_debug_show(struct seq_file *m, void *private) 
}

DEFINE_SHOW_ATTRIBUTE(xive_irq_debug);



static int xive_cpu_debug_show(struct seq_file *m, void *private)

static int xive_ipi_debug_show(struct seq_file *m, void *private)

{

	int cpu;
@@ -1782,10 +1769,10 @@ static int xive_cpu_debug_show(struct seq_file *m, void *private) 
		xive_ops->debug_show(m, private);



	for_each_possible_cpu(cpu)

		xive_debug_show_cpu(m, cpu);

		xive_debug_show_ipi(m, cpu);

	return 0;

}

DEFINE_SHOW_ATTRIBUTE(xive_cpu_debug);

DEFINE_SHOW_ATTRIBUTE(xive_ipi_debug);



static void xive_core_debugfs_create(void)

{
@@ -1795,8 +1782,8 @@ static void xive_core_debugfs_create(void) 
	if (IS_ERR(xive_dir))

		return;



	debugfs_create_file("cpus", 0400, xive_dir,

			    NULL, &xive_cpu_debug_fops);

	debugfs_create_file("ipis", 0400, xive_dir,

			    NULL, &xive_ipi_debug_fops);

	debugfs_create_file("interrupts", 0400, xive_dir,

			    NULL, &xive_irq_debug_fops);

}