提交 096a6168 编写于 作者: H Heiko Carstens 提交者: Martin Schwidefsky

[S390] lcs: add support for irq statistics

Add support for LCS I/O interrupt statistics in /proc/interrupts.
Signed-off-by: NHeiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: NMartin Schwidefsky <schwidefsky@de.ibm.com>
上级 f48198d5
......@@ -22,6 +22,7 @@ enum interruption_class {
IOINT_C70,
IOINT_TAP,
IOINT_VMR,
IOINT_LCS,
NMI_NMI,
NR_IRQS,
};
......
......@@ -39,6 +39,7 @@ static const struct irq_class intrclass_names[] = {
{.name = "C70", .desc = "[I/O] 3270" },
{.name = "TAP", .desc = "[I/O] Tape" },
{.name = "VMR", .desc = "[I/O] Unit Record Devices" },
{.name = "LCS", .desc = "[I/O] LCS" },
{.name = "NMI", .desc = "[NMI] Machine Check" },
};
......
......@@ -26,6 +26,7 @@
#define KMSG_COMPONENT "lcs"
#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt
#include <linux/kernel_stat.h>
#include <linux/module.h>
#include <linux/if.h>
#include <linux/netdevice.h>
......@@ -1396,6 +1397,7 @@ lcs_irq(struct ccw_device *cdev, unsigned long intparm, struct irb *irb)
int rc, index;
int cstat, dstat;
kstat_cpu(smp_processor_id()).irqs[IOINT_LCS]++;
if (lcs_check_irb_error(cdev, irb))
return;
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册