[PATCH] remove unused irq_cpustat fields

The only common field in irq_cpustat is __softirq_pending, i386 and ppc
have some of their own.

Remove all unused obsolete fields from various architectures.
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

include/asm-alpha/hardirq.h

@@ -9,9 +9,6 @@
 /* entry.S is sensitive to the offsets of these fields */
 typedef struct {
 	unsigned long __softirq_pending;
-	unsigned int __syscall_count;
-	unsigned long idle_timestamp;
-	struct task_struct * __ksoftirqd_task;
 } ____cacheline_aligned irq_cpustat_t;
 
 #include <linux/irq_cpustat.h>	/* Standard mappings for irq_cpustat_t above */

include/asm-arm26/hardirq.h

@@ -7,10 +7,6 @@
 
 typedef struct {
 	unsigned int __softirq_pending;
-	unsigned int __local_irq_count;
-	unsigned int __local_bh_count;
-	unsigned int __syscall_count;
-	struct task_struct * __ksoftirqd_task; /* waitqueue is too large */
 } ____cacheline_aligned irq_cpustat_t;
 
 #include <linux/irq_cpustat.h>	/* Standard mappings for irq_cpustat_t above */

include/asm-cris/hardirq.h

@@ -9,10 +9,6 @@
 /* entry.S is sensitive to the offsets of these fields */
 typedef struct {
 	unsigned int __softirq_pending;
-	unsigned int __local_irq_count;
-	unsigned int __local_bh_count;
-	unsigned int __syscall_count;
-	struct task_struct * __ksoftirqd_task; /* waitqueue is too large */
 } ____cacheline_aligned irq_cpustat_t;
 
 #include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */

include/asm-h8300/hardirq.h

@@ -9,8 +9,6 @@
 
 typedef struct {
 	unsigned int __softirq_pending;
-	unsigned int __syscall_count;
-	struct task_struct * __ksoftirqd_task;
 } ____cacheline_aligned irq_cpustat_t;
 
 #include <linux/irq_cpustat.h>	/* Standard mappings for irq_cpustat_t above */

include/asm-m32r/hardirq.h

@@ -8,8 +8,6 @@
 
 typedef struct {
 	unsigned int __softirq_pending;
-	unsigned int __syscall_count;
-	struct task_struct * __ksoftirqd_task; /* waitqueue is too large */
 } ____cacheline_aligned irq_cpustat_t;
 
 #include <linux/irq_cpustat.h>	/* Standard mappings for irq_cpustat_t above */

include/asm-m68knommu/hardirq.h

@@ -7,8 +7,6 @@
 
 typedef struct {
 	unsigned int __softirq_pending;
-	unsigned int __syscall_count;
-	struct task_struct * __ksoftirqd_task;
 } ____cacheline_aligned irq_cpustat_t;
 
 #include <linux/irq_cpustat.h>	/* Standard mappings for irq_cpustat_t above */

include/asm-parisc/hardirq.h

@@ -21,9 +21,6 @@
 
 typedef struct {
 	unsigned long __softirq_pending; /* set_bit is used on this */
-	unsigned int __syscall_count;
-	struct task_struct * __ksoftirqd_task;
-	unsigned long idle_timestamp;
 } ____cacheline_aligned irq_cpustat_t;
 
 #include <linux/irq_cpustat.h>	/* Standard mappings for irq_cpustat_t above */

include/asm-ppc64/hardirq.h

@@ -14,7 +14,6 @@
 
 typedef struct {
 	unsigned int __softirq_pending;
-	struct task_struct * __ksoftirqd_task;
 } ____cacheline_aligned irq_cpustat_t;
 
 #include <linux/irq_cpustat.h>	/* Standard mappings for irq_cpustat_t above */

include/asm-v850/hardirq.h

@@ -7,8 +7,6 @@
 
 typedef struct {
 	unsigned int __softirq_pending;
-	unsigned int __syscall_count;
-	struct task_struct * __ksoftirqd_task;
 } ____cacheline_aligned irq_cpustat_t;
 
 #include <linux/irq_cpustat.h>	/* Standard mappings for irq_cpustat_t above */