genirq: Fix various typos in comments

Go over the IRQ subsystem source code (including irqchip drivers) and
fix common typos in comments.

No change in functionality intended.

Signed-off-by: Ingo Molnar <mingo@kernel.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Jason Cooper <jason@lakedaemon.net>
Cc: Marc Zyngier <marc.zyngier@arm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: linux-kernel@vger.kernel.org

diff --git a/drivers/irqchip/irq-dw-apb-ictl.c b/drivers/irqchip/irq-dw-apb-ictl.c
index 0a19618..e4550e9 100644 (file)
--- a/drivers/irqchip/irq-dw-apb-ictl.c
+++ b/drivers/irqchip/irq-dw-apb-ictl.c
@@ -105,7 +105,7 @@ static int __init dw_apb_ictl_init(struct device_node *np,
         * DW IP can be configured to allow 2-64 irqs. We can determine
         * the number of irqs supported by writing into enable register
         * and look for bits not set, as corresponding flip-flops will
-        * have been removed by sythesis tool.
+        * have been removed by synthesis tool.
         */
 
        /* mask and enable all interrupts */

diff --git a/drivers/irqchip/irq-gic.c b/drivers/irqchip/irq-gic.c
index ced10c4..ba2a37a 100644 (file)
--- a/drivers/irqchip/irq-gic.c
+++ b/drivers/irqchip/irq-gic.c
@@ -604,8 +604,8 @@ void gic_dist_save(struct gic_chip_data *gic)
 /*
  * Restores the GIC distributor registers during resume or when coming out of
  * idle.  Must be called before enabling interrupts.  If a level interrupt
- * that occured while the GIC was suspended is still present, it will be
- * handled normally, but any edge interrupts that occured will not be seen by
+ * that occurred while the GIC was suspended is still present, it will be
+ * handled normally, but any edge interrupts that occurred will not be seen by
  * the GIC and need to be handled by the platform-specific wakeup source.
  */
 void gic_dist_restore(struct gic_chip_data *gic)
@@ -899,7 +899,7 @@ void gic_migrate_target(unsigned int new_cpu_id)
        gic_cpu_map[cpu] = 1 << new_cpu_id;
 
        /*
-        * Find all the peripheral interrupts targetting the current
+        * Find all the peripheral interrupts targeting the current
         * CPU interface and migrate them to the new CPU interface.
         * We skip DIST_TARGET 0 to 7 as they are read-only.
         */

diff --git a/drivers/irqchip/irq-renesas-h8s.c b/drivers/irqchip/irq-renesas-h8s.c
index 85234d4..4e2461b 100644 (file)
--- a/drivers/irqchip/irq-renesas-h8s.c
+++ b/drivers/irqchip/irq-renesas-h8s.c
@@ -1,6 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
 /*
- * H8S interrupt contoller driver
+ * H8S interrupt controller driver
  *
  * Copyright 2015 Yoshinori Sato <ysato@users.sourceforge.jp>
  */

diff --git a/drivers/irqchip/irq-s3c24xx.c b/drivers/irqchip/irq-s3c24xx.c
index c19766f..b623f30 100644 (file)
--- a/drivers/irqchip/irq-s3c24xx.c
+++ b/drivers/irqchip/irq-s3c24xx.c
@@ -58,7 +58,7 @@ struct s3c_irq_data {
 };
 
 /*
- * Sructure holding the controller data
+ * Structure holding the controller data
  * @reg_pending                register holding pending irqs
  * @reg_intpnd         special register intpnd in main intc
  * @reg_mask           mask register

diff --git a/include/linux/irqchip.h b/include/linux/irqchip.h
index 89c34b2..950e4b2 100644 (file)
--- a/include/linux/irqchip.h
+++ b/include/linux/irqchip.h
@@ -19,7 +19,7 @@
  * the association between their DT compatible string and their
  * initialization function.
  *
- * @name: name that must be unique accross all IRQCHIP_DECLARE of the
+ * @name: name that must be unique across all IRQCHIP_DECLARE of the
  * same file.
  * @compstr: compatible string of the irqchip driver
  * @fn: initialization function
@@ -30,7 +30,7 @@
  * This macro must be used by the different irqchip drivers to declare
  * the association between their version and their initialization function.
  *
- * @name: name that must be unique accross all IRQCHIP_ACPI_DECLARE of the
+ * @name: name that must be unique across all IRQCHIP_ACPI_DECLARE of the
  * same file.
  * @subtable: Subtable to be identified in MADT
  * @validate: Function to be called on that subtable to check its validity.

diff --git a/kernel/irq/chip.c b/kernel/irq/chip.c
index a2b3d9d..34e9690 100644 (file)
--- a/kernel/irq/chip.c
+++ b/kernel/irq/chip.c
@@ -929,7 +929,7 @@ __irq_do_set_handler(struct irq_desc *desc, irq_flow_handler_t handle,
                                break;
                        /*
                         * Bail out if the outer chip is not set up
-                        * and the interrrupt supposed to be started
+                        * and the interrupt supposed to be started
                         * right away.
                         */
                        if (WARN_ON(is_chained))

diff --git a/kernel/irq/ipi.c b/kernel/irq/ipi.c
index 8b778e3..43e3d1b 100644 (file)
--- a/kernel/irq/ipi.c
+++ b/kernel/irq/ipi.c
@@ -56,7 +56,7 @@ int irq_reserve_ipi(struct irq_domain *domain,
                unsigned int next;
 
                /*
-                * The IPI requires a seperate HW irq on each CPU. We require
+                * The IPI requires a separate HW irq on each CPU. We require
                 * that the destination mask is consecutive. If an
                 * implementation needs to support holes, it can reserve
                 * several IPI ranges.
@@ -172,7 +172,7 @@ irq_hw_number_t ipi_get_hwirq(unsigned int irq, unsigned int cpu)
 
        /*
         * Get the real hardware irq number if the underlying implementation
-        * uses a seperate irq per cpu. If the underlying implementation uses
+        * uses a separate irq per cpu. If the underlying implementation uses
         * a single hardware irq for all cpus then the IPI send mechanism
         * needs to take care of the cpu destinations.
         */

diff --git a/kernel/irq/manage.c b/kernel/irq/manage.c
index 9dbdcca..a4888ce 100644 (file)
--- a/kernel/irq/manage.c
+++ b/kernel/irq/manage.c
@@ -915,7 +915,7 @@ irq_thread_check_affinity(struct irq_desc *desc, struct irqaction *action) { }
 #endif
 
 /*
- * Interrupts which are not explicitely requested as threaded
+ * Interrupts which are not explicitly requested as threaded
  * interrupts rely on the implicit bh/preempt disable of the hard irq
  * context. So we need to disable bh here to avoid deadlocks and other
  * side effects.

diff --git a/kernel/irq/spurious.c b/kernel/irq/spurious.c
index d867d6d..6d2fa69 100644 (file)
--- a/kernel/irq/spurious.c
+++ b/kernel/irq/spurious.c
@@ -66,7 +66,7 @@ static int try_one_irq(struct irq_desc *desc, bool force)
        raw_spin_lock(&desc->lock);
 
        /*
-        * PER_CPU, nested thread interrupts and interrupts explicitely
+        * PER_CPU, nested thread interrupts and interrupts explicitly
         * marked polled are excluded from polling.
         */
        if (irq_settings_is_per_cpu(desc) ||
@@ -76,7 +76,7 @@ static int try_one_irq(struct irq_desc *desc, bool force)
 
        /*
         * Do not poll disabled interrupts unless the spurious
-        * disabled poller asks explicitely.
+        * disabled poller asks explicitly.
         */
        if (irqd_irq_disabled(&desc->irq_data) && !force)
                goto out;
@@ -292,7 +292,7 @@ void note_interrupt(struct irq_desc *desc, irqreturn_t action_ret)
         * So in case a thread is woken, we just note the fact and
         * defer the analysis to the next hardware interrupt.
         *
-        * The threaded handlers store whether they sucessfully
+        * The threaded handlers store whether they successfully
         * handled an interrupt and we check whether that number
         * changed versus the last invocation.
         *