From: Tejun Heo <tj@kernel.org>
To: mingo@elte.hu, tglx@linutronix.de, bphilips@suse.de,
yinghai@kernel.org, akpm@linux-foundation.org,
torvalds@linux-foundation.org, linux-kernel@vger.kernel.org,
jeff@garzik.org, linux-ide@vger.kernel.org,
stern@rowland.harvard.edu, gregkh@suse.de, khali@linux-fr.org
Cc: Tejun Heo <tj@kernel.org>
Subject: [PATCH 05/12] irq: misc preparations for further changes
Date: Sun, 13 Jun 2010 17:31:31 +0200 [thread overview]
Message-ID: <1276443098-20653-6-git-send-email-tj@kernel.org> (raw)
In-Reply-To: <1276443098-20653-1-git-send-email-tj@kernel.org>
* properly indent irqaction fields.
* factor out print_irq_handler()
Signed-off-by: Tejun Heo <tj@kernel.org>
---
include/linux/interrupt.h | 20 ++++++++++----------
kernel/irq/spurious.c | 28 ++++++++++++++++------------
2 files changed, 26 insertions(+), 22 deletions(-)
diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h
index 61857f1..b20bd65 100644
--- a/include/linux/interrupt.h
+++ b/include/linux/interrupt.h
@@ -102,16 +102,16 @@ typedef irqreturn_t (*irq_handler_t)(int, void *);
* @thread_flags: flags related to @thread
*/
struct irqaction {
- irq_handler_t handler;
- unsigned long flags;
- const char *name;
- void *dev_id;
- struct irqaction *next;
- int irq;
- struct proc_dir_entry *dir;
- irq_handler_t thread_fn;
- struct task_struct *thread;
- unsigned long thread_flags;
+ irq_handler_t handler;
+ unsigned long flags;
+ const char *name;
+ void *dev_id;
+ struct irqaction *next;
+ int irq;
+ struct proc_dir_entry *dir;
+ irq_handler_t thread_fn;
+ struct task_struct *thread;
+ unsigned long thread_flags;
};
extern irqreturn_t no_action(int cpl, void *dev_id);
diff --git a/kernel/irq/spurious.c b/kernel/irq/spurious.c
index fc18a13..0bce0e3 100644
--- a/kernel/irq/spurious.c
+++ b/kernel/irq/spurious.c
@@ -28,6 +28,21 @@ enum {
int noirqdebug __read_mostly;
static int irqfixup __read_mostly = IRQFIXUP_SPURIOUS;
+static void print_irq_handlers(struct irq_desc *desc)
+{
+ struct irqaction *action;
+
+ printk(KERN_ERR "handlers:\n");
+
+ action = desc->action;
+ while (action) {
+ printk(KERN_ERR "[<%p>]", action->handler);
+ print_symbol(" (%s)", (unsigned long)action->handler);
+ printk("\n");
+ action = action->next;
+ }
+}
+
/*
* Recovery handler for misrouted interrupts.
*/
@@ -126,8 +141,6 @@ static void
__report_bad_irq(unsigned int irq, struct irq_desc *desc,
irqreturn_t action_ret)
{
- struct irqaction *action;
-
if (action_ret != IRQ_HANDLED && action_ret != IRQ_NONE) {
printk(KERN_ERR "irq event %d: bogus return value %x\n",
irq, action_ret);
@@ -136,16 +149,7 @@ __report_bad_irq(unsigned int irq, struct irq_desc *desc,
"the \"irqpoll\" option)\n", irq);
}
dump_stack();
- printk(KERN_ERR "handlers:\n");
-
- action = desc->action;
- while (action) {
- printk(KERN_ERR "[<%p>]", action->handler);
- print_symbol(" (%s)",
- (unsigned long)action->handler);
- printk("\n");
- action = action->next;
- }
+ print_irq_handlers(desc);
}
static void
--
1.6.4.2
next prev parent reply other threads:[~2010-06-13 15:32 UTC|newest]
Thread overview: 90+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-13 15:31 [PATCHSET] irq: better lost/spurious irq handling Tejun Heo
2010-06-13 15:31 ` Tejun Heo
2010-06-13 15:31 ` [PATCH 01/12] irq: cleanup irqfixup Tejun Heo
2010-06-13 15:31 ` Tejun Heo
2010-06-13 15:31 ` [PATCH 02/12] irq: make spurious poll timer per desc Tejun Heo
2010-06-13 15:31 ` Tejun Heo
2010-06-15 5:10 ` Konrad Rzeszutek Wilk
2010-06-15 16:34 ` Tejun Heo
2010-06-13 15:31 ` [PATCH 03/12] irq: use desc->poll_timer for irqpoll Tejun Heo
2010-06-13 15:31 ` Tejun Heo
2010-06-13 15:31 ` [PATCH 04/12] irq: kill IRQF_IRQPOLL Tejun Heo
2010-06-13 15:31 ` Tejun Heo
2010-06-13 15:31 ` Tejun Heo [this message]
2010-06-13 15:31 ` [PATCH 05/12] irq: misc preparations for further changes Tejun Heo
2010-06-13 15:31 ` [PATCH 06/12] irq: implement irq_schedule_poll() Tejun Heo
2010-06-13 15:31 ` Tejun Heo
2010-06-15 17:40 ` Jonathan Corbet
2010-06-15 17:51 ` Tejun Heo
2010-06-21 13:26 ` [PATCH 06/12 UPDATED] " Tejun Heo
2010-06-13 15:31 ` [PATCH 07/12] irq: improve spurious IRQ handling Tejun Heo
2010-06-13 15:31 ` Tejun Heo
2010-06-13 15:31 ` [PATCH 08/12] irq: implement IRQ watching Tejun Heo
2010-06-13 15:31 ` Tejun Heo
2010-06-13 15:31 ` [PATCH 09/12] irq: implement IRQ expecting Tejun Heo
2010-06-13 15:31 ` Tejun Heo
2010-06-14 9:21 ` Jiri Slaby
2010-06-14 9:43 ` Tejun Heo
2010-06-14 9:46 ` Tejun Heo
2010-06-17 3:48 ` Arjan van de Ven
2010-06-17 8:18 ` Tejun Heo
2010-06-17 11:12 ` Thomas Gleixner
2010-06-17 11:23 ` Tejun Heo
2010-06-17 11:43 ` Alan Cox
2010-06-17 15:54 ` Tejun Heo
2010-06-17 16:02 ` Arjan van de Ven
2010-06-17 16:47 ` Tejun Heo
2010-06-18 6:26 ` Arjan van de Ven
2010-06-18 9:23 ` Tejun Heo
2010-06-18 9:45 ` Thomas Gleixner
2010-06-19 8:35 ` Andi Kleen
2010-06-19 8:42 ` Tejun Heo
2010-06-19 9:00 ` Andi Kleen
2010-06-19 9:03 ` Tejun Heo
2010-06-19 14:54 ` Arjan van de Ven
2010-06-19 19:49 ` Andi Kleen
2010-06-19 20:07 ` Arjan van de Ven
2010-06-13 15:31 ` [PATCH 10/12] irq: add comment about overall design of lost/spurious IRQ handling Tejun Heo
2010-06-13 15:31 ` Tejun Heo
2010-06-13 15:31 ` [PATCH 11/12] libata: use IRQ expecting Tejun Heo
2010-06-21 13:52 ` Tejun Heo
2010-06-25 0:22 ` Jeff Garzik
2010-06-25 7:44 ` Tejun Heo
2010-06-25 9:48 ` Jeff Garzik
2010-06-25 9:51 ` Tejun Heo
2010-06-25 13:02 ` [PATCH 1/2 #upstream] sata_fsl,mv,nv: prepare for NCQ command completion update Tejun Heo
2010-06-25 13:03 ` [PATCH 2/2 #upstream] libata: always use ata_qc_complete_multiple() for NCQ command completions Tejun Heo
2010-08-17 22:03 ` Jeff Garzik
2010-08-01 23:47 ` [PATCH 1/2 #upstream] sata_fsl,mv,nv: prepare for NCQ command completion update Jeff Garzik
2010-08-02 7:18 ` Tejun Heo
2010-08-04 4:22 ` Jeff Garzik
2010-06-26 3:45 ` [PATCH 11/12] libata: use IRQ expecting Jeff Garzik
2010-06-26 3:52 ` Jeff Garzik
2010-06-26 8:31 ` Tejun Heo
2010-06-26 9:16 ` Jeff Garzik
2010-06-26 9:44 ` Tejun Heo
2010-07-02 14:41 ` Tejun Heo
2010-07-02 14:53 ` Tejun Heo
2010-07-10 10:06 ` Tejun Heo
2010-07-14 7:58 ` Jeff Garzik
2010-07-14 9:26 ` Tejun Heo
2010-07-27 17:37 ` Jeff Garzik
2010-06-13 15:31 ` Tejun Heo
2010-06-13 15:31 ` [PATCH 12/12] usb: use IRQ watching Tejun Heo
2010-06-13 15:31 ` Tejun Heo
2010-06-14 21:41 ` Greg KH
2010-06-14 21:52 ` Tejun Heo
2010-06-14 22:11 ` Greg KH
2010-06-14 22:19 ` Tejun Heo
2010-06-15 10:30 ` Kay Sievers
2010-06-15 11:05 ` Jean Delvare
2010-06-15 13:30 ` Kay Sievers
2010-06-15 11:20 ` Tejun Heo
2010-06-15 13:36 ` Kay Sievers
2010-06-15 17:36 ` Tejun Heo
2010-06-15 17:47 ` Greg KH
2010-06-15 17:52 ` Tejun Heo
2010-06-21 13:51 ` Tejun Heo
2010-06-21 20:27 ` Greg KH
2010-06-22 7:32 ` Tejun Heo
2010-07-02 14:59 ` [GIT PULL] irq: better lost/spurious irq handling Tejun Heo
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