The patch titled
genirq: cleanup: merge irq_dir[], smp_affinity_entry[] into irq_desc[]
has been added to the -mm tree. Its filename is
genirq-cleanup-merge-irq_dir-smp_affinity_entry-into-irq_desc.patch
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: genirq: cleanup: merge irq_dir[], smp_affinity_entry[] into irq_desc[]
From: Ingo Molnar <mingo@xxxxxxx>
Consolidation: remove the irq_dir[NR_IRQS] and the smp_affinity_entry[NR_IRQS]
arrays and move them into the irq_desc[] array.
Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
Signed-off-by: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
include/linux/irq.h | 5 +++++
kernel/irq/proc.c | 20 +++++++-------------
2 files changed, 12 insertions(+), 13 deletions(-)
diff -puN include/linux/irq.h~genirq-cleanup-merge-irq_dir-smp_affinity_entry-into-irq_desc include/linux/irq.h
--- devel/include/linux/irq.h~genirq-cleanup-merge-irq_dir-smp_affinity_entry-into-irq_desc 2006-05-22 15:12:55.000000000 -0700
+++ devel-akpm/include/linux/irq.h 2006-05-22 15:12:55.000000000 -0700
@@ -61,6 +61,8 @@ struct hw_interrupt_type {
typedef struct hw_interrupt_type hw_irq_controller;
+struct proc_dir_entry;
+
/*
* This is the "IRQ descriptor", which contains various information
* about the irq, including what kind of hardware handling it has,
@@ -83,6 +85,9 @@ struct irq_desc {
#if defined(CONFIG_GENERIC_PENDING_IRQ) || defined(CONFIG_IRQBALANCE)
unsigned int move_irq; /* need to re-target IRQ dest */
#endif
+#ifdef CONFIG_PROC_FS
+ struct proc_dir_entry *dir;
+#endif
} ____cacheline_aligned;
extern struct irq_desc irq_desc[NR_IRQS];
diff -puN kernel/irq/proc.c~genirq-cleanup-merge-irq_dir-smp_affinity_entry-into-irq_desc kernel/irq/proc.c
--- devel/kernel/irq/proc.c~genirq-cleanup-merge-irq_dir-smp_affinity_entry-into-irq_desc 2006-05-22 15:12:55.000000000 -0700
+++ devel-akpm/kernel/irq/proc.c 2006-05-22 15:12:55.000000000 -0700
@@ -12,15 +12,10 @@
#include "internals.h"
-static struct proc_dir_entry *root_irq_dir, *irq_dir[NR_IRQS];
+static struct proc_dir_entry *root_irq_dir;
#ifdef CONFIG_SMP
-/*
- * The /proc/irq/<irq>/smp_affinity values:
- */
-static struct proc_dir_entry *smp_affinity_entry[NR_IRQS];
-
#ifdef CONFIG_GENERIC_PENDING_IRQ
void proc_set_irq_affinity(unsigned int irq, cpumask_t mask_val)
{
@@ -102,7 +97,7 @@ void register_handler_proc(unsigned int
{
char name [MAX_NAMELEN];
- if (!irq_dir[irq] || action->dir || !action->name ||
+ if (!irq_desc[irq].dir || action->dir || !action->name ||
!name_unique(irq, action))
return;
@@ -110,7 +105,7 @@ void register_handler_proc(unsigned int
snprintf(name, MAX_NAMELEN, "%s", action->name);
/* create /proc/irq/1234/handler/ */
- action->dir = proc_mkdir(name, irq_dir[irq]);
+ action->dir = proc_mkdir(name, irq_desc[irq].dir);
}
#undef MAX_NAMELEN
@@ -123,21 +118,21 @@ void register_irq_proc(unsigned int irq)
if (!root_irq_dir ||
(irq_desc[irq].chip == &no_irq_type) ||
- irq_dir[irq])
+ irq_desc[irq].dir)
return;
memset(name, 0, MAX_NAMELEN);
sprintf(name, "%d", irq);
/* create /proc/irq/1234 */
- irq_dir[irq] = proc_mkdir(name, root_irq_dir);
+ irq_desc[irq].dir = proc_mkdir(name, root_irq_dir);
#ifdef CONFIG_SMP
{
struct proc_dir_entry *entry;
/* create /proc/irq/<irq>/smp_affinity */
- entry = create_proc_entry("smp_affinity", 0600, irq_dir[irq]);
+ entry = create_proc_entry("smp_affinity", 0600, irq_desc[irq].dir);
if (entry) {
entry->nlink = 1;
@@ -145,7 +140,6 @@ void register_irq_proc(unsigned int irq)
entry->read_proc = irq_affinity_read_proc;
entry->write_proc = irq_affinity_write_proc;
}
- smp_affinity_entry[irq] = entry;
}
#endif
}
@@ -155,7 +149,7 @@ void register_irq_proc(unsigned int irq)
void unregister_handler_proc(unsigned int irq, struct irqaction *action)
{
if (action->dir)
- remove_proc_entry(action->dir->name, irq_dir[irq]);
+ remove_proc_entry(action->dir->name, irq_desc[irq].dir);
}
void init_irq_proc(void)
_
Patches currently in -mm which might be from mingo@xxxxxxx are
git-acpi.patch
fix-drivers-mfd-ucb1x00-corec-irq-probing-bug.patch
git-dvb.patch
git-netdev-all.patch
fix-for-serial-uart-lockup.patch
qla2xxx-lock-ordering-fix.patch
qla2xxx-lock-ordering-fix-warning-fix.patch
swapless-pm-add-r-w-migration-entries-fix.patch
i386-break-out-of-recursion-in-stackframe-walk.patch
work-around-ppc64-bootup-bug-by-making-mutex-debugging-save-restore-irqs.patch
kernel-kernel-cpuc-to-mutexes.patch
cond-resched-might-sleep-fix.patch
define-__raw_get_cpu_var-and-use-it.patch
ide-cd-end-of-media-error-fix.patch
time-clocksource-infrastructure.patch
sched-comment-bitmap-size-accounting.patch
sched-fix-interactive-ceiling-code.patch
sched-implement-smpnice.patch
sched-protect-calculation-of-max_pull-from-integer-wrap.patch
sched-store-weighted-load-on-up.patch
sched-add-discrete-weighted-cpu-load-function.patch
sched-prevent-high-load-weight-tasks-suppressing-balancing.patch
sched-improve-stability-of-smpnice-load-balancing.patch
sched-improve-smpnice-load-balancing-when-load-per-task.patch
smpnice-dont-consider-sched-groups-which-are-lightly-loaded-for-balancing.patch
smpnice-dont-consider-sched-groups-which-are-lightly-loaded-for-balancing-fix.patch
sched-modify-move_tasks-to-improve-load-balancing-outcomes.patch
sched-avoid-unnecessarily-moving-highest-priority-task-move_tasks.patch
sched-avoid-unnecessarily-moving-highest-priority-task-move_tasks-fix-2.patch
sched_domain-handle-kmalloc-failure.patch
sched_domain-handle-kmalloc-failure-fix.patch
sched_domain-dont-use-gfp_atomic.patch
sched_domain-use-kmalloc_node.patch
sched_domain-allocate-sched_group-structures-dynamically.patch
sched-add-above-background-load-function.patch
mm-implement-swap-prefetching-fix.patch
pi-futex-futex-code-cleanups.patch
pi-futex-futex-code-cleanups-fix.patch
pi-futex-introduce-debug_check_no_locks_freed.patch
pi-futex-add-plist-implementation.patch
pi-futex-scheduler-support-for-pi.patch
pi-futex-rt-mutex-core.patch
pi-futex-rt-mutex-core-fix-timeout-race.patch
pi-futex-rt-mutex-docs.patch
pi-futex-rt-mutex-debug.patch
pi-futex-rt-mutex-tester.patch
pi-futex-rt-mutex-futex-api.patch
pi-futex-futex_lock_pi-futex_unlock_pi-support.patch
pi-futex-v2.patch
pi-futex-v3.patch
pi-futex-patchset-v4.patch
pi-futex-patchset-v4-update.patch
pi-futex-patchset-v4-fix.patch
rtmutex-remove-buggy-bug_on-in-pi-boosting-code.patch
futex-pi-enforce-waiter-bit-when-owner-died-is-detected.patch
rtmutex-debug-printk-correct-task-information.patch
futex-pi-make-use-of-restart_block-when-interrupted.patch
document-futex-pi-design.patch
futex_requeue-optimization.patch
reiser4.patch
genirq-rename-desc-handler-to-desc-chip.patch
genirq-rename-desc-handler-to-desc-chip-power-fix.patch
genirq-rename-desc-handler-to-desc-chip-ia64-fix.patch
genirq-sem2mutex-probe_sem-probing_active.patch
genirq-cleanup-merge-irq_affinity-into-irq_desc.patch
genirq-cleanup-remove-irq_descp.patch
genirq-cleanup-remove-fastcall.patch
genirq-cleanup-misc-code-cleanups.patch
genirq-cleanup-reduce-irq_desc_t-use-mark-it-obsolete.patch
genirq-cleanup-include-linux-irqh.patch
genirq-cleanup-merge-irq_dir-smp_affinity_entry-into-irq_desc.patch
genirq-cleanup-merge-pending_irq_cpumask-into-irq_desc.patch
genirq-cleanup-turn-arch_has_irq_per_cpu-into-config_irq_per_cpu.patch
genirq-debug-better-debug-printout-in-enable_irq.patch
genirq-add-retrigger-irq-op-to-consolidate-hw_irq_resend.patch
genirq-doc-comment-include-linux-irqh-structures.patch
genirq-doc-handle_irq_event-and-__do_irq-comments.patch
genirq-cleanup-no_irq_type-cleanups.patch
genirq-doc-add-design-documentation.patch
genirq-add-genirq-sw-irq-retrigger.patch
genirq-add-irq_noprobe-support.patch
genirq-add-irq_norequest-support.patch
genirq-add-irq_noautoen-support.patch
genirq-update-copyrights.patch
genirq-core.patch
genirq-add-irq-chip-support.patch
genirq-add-handle_bad_irq.patch
genirq-add-irq-wake-power-management-support.patch
genirq-add-sa_trigger-support.patch
genirq-cleanup-no_irq_type-no_irq_chip-rename.patch
genirq-convert-the-x86_64-architecture-to-irq-chips.patch
genirq-convert-the-i386-architecture-to-irq-chips.patch
genirq-more-verbose-debugging-on-unexpected-irq-vectors.patch
detect-atomic-counter-underflows.patch
debug-shared-irqs.patch
make-frame_pointer-default=y.patch
mutex-subsystem-synchro-test-module.patch
add-print_fatal_signals-support.patch
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