linux-kernel - [M68KNOMMU]: use setup_irq() in 68360 timer code

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-Id: <200707261509.l6QF906I004067@goober>
Date:	Fri, 27 Jul 2007 01:09:00 +1000
From:	Greg Ungerer <gerg@...pgear.com>
To:	torvalds@...ux-foundation.org
Cc:	gerg@...inux.org, linux-kernel@...r.kernel.org
Subject: [M68KNOMMU]: use setup_irq() in 68360 timer code

Use setup_irq() instead of request_irq() to set up system timer
in 68360 timer code. With the old m68knommu irq code this
was safe, but it is not now within the generic irq framework.

Signed-off-by: Greg Ungerer <gerg@...inux.org>
---

diff -Naur linux-2.6.23-rc1-git2/arch/m68knommu/platform/68360/config.c linux/arch/m68knommu/platform/68360/config.c
--- linux-2.6.23-rc1-git2/arch/m68knommu/platform/68360/config.c	2007-07-26 10:47:41.000000000 +1000
+++ linux/arch/m68knommu/platform/68360/config.c	2007-07-26 22:40:20.000000000 +1000
@@ -17,11 +17,11 @@
 #include <linux/tty.h>
 #include <linux/console.h>
 #include <linux/interrupt.h>
+#include <linux/irq.h>
 
 #include <asm/setup.h>
 #include <asm/system.h>
 #include <asm/pgtable.h>
-#include <asm/irq.h>
 #include <asm/machdep.h>
 #include <asm/m68360.h>
 
@@ -51,11 +51,15 @@
 
 extern void config_M68360_irq(void);
 
+static struct irqaction m68360_timer_irq = {
+	.name    = "timer",
+	.flags   = IRQF_DISABLED | IRQF_TIMER,
+};
+
 void BSP_sched_init(irq_handler_t timer_routine)
 {
   unsigned char prescaler;
   unsigned short tgcr_save;
-  int return_value;
 
 #if 0
   /* Restart mode, Enable int, 32KHz, Enable timer */
@@ -86,10 +90,8 @@
   pquicc->timer_ter1 = 0x0003; /* clear timer events */
 
   /* enable timer 1 interrupt in CIMR */
-//  request_irq(IRQ_MACHSPEC | CPMVEC_TIMER1, timer_routine, IRQ_FLG_LOCK, "timer", NULL);
-  //return_value = request_irq( CPMVEC_TIMER1, timer_routine, IRQ_FLG_LOCK, "timer", NULL);
-  return_value = request_irq(CPMVEC_TIMER1 , timer_routine, IRQ_FLG_LOCK,
-          "Timer", NULL);
+  m68360_timer_irq.handler = timer_routine;
+  setup_irq(CPMVEC_TIMER1, &m68360_timer_irq);
 
   /* Start timer 1: */
   tgcr_save = (pquicc->timer_tgcr & 0xfff0) | 0x0001;
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/