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Subject[PATCH] random: remove unused argument from add_interrupt_randomness()
From cdc2a03f93fdec88ad040a212605e20ab97c3e19 Mon Sep 17 00:00:00 2001
From: Sultan Alsawaf <sultanxda@gmail.com>
Date: Sun, 29 Apr 2018 20:04:35 -0700
Subject: [PATCH] random: remove unused argument from add_interrupt_randomness()

The irq_flags parameter is not used. Remove it.

Signed-off-by: Sultan Alsawaf <sultanxda@gmail.com>
---
drivers/char/random.c | 4 ++--
drivers/hv/vmbus_drv.c | 2 +-
include/linux/random.h | 2 +-
kernel/irq/handle.c | 2 +-
4 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/char/random.c b/drivers/char/random.c
index 38729baed6ee..d9e38523b383 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -131,7 +131,7 @@
* void add_device_randomness(const void *buf, unsigned int size);
* void add_input_randomness(unsigned int type, unsigned int code,
* unsigned int value);
- * void add_interrupt_randomness(int irq, int irq_flags);
+ * void add_interrupt_randomness(int irq);
* void add_disk_randomness(struct gendisk *disk);
*
* add_device_randomness() is for adding data to the random pool that
@@ -1164,7 +1164,7 @@ static __u32 get_reg(struct fast_pool *f, struct pt_regs *regs)
return *ptr;
}

-void add_interrupt_randomness(int irq, int irq_flags)
+void add_interrupt_randomness(int irq)
{
struct entropy_store *r;
struct fast_pool *fast_pool = this_cpu_ptr(&irq_randomness);
diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c
index bc65c4d79c1f..777096d560cb 100644
--- a/drivers/hv/vmbus_drv.c
+++ b/drivers/hv/vmbus_drv.c
@@ -1016,7 +1016,7 @@ static void vmbus_isr(void)
tasklet_schedule(&hv_cpu->msg_dpc);
}

- add_interrupt_randomness(HYPERVISOR_CALLBACK_VECTOR, 0);
+ add_interrupt_randomness(HYPERVISOR_CALLBACK_VECTOR);
}


diff --git a/include/linux/random.h b/include/linux/random.h
index 4024f7d9c77d..b71f87dbf7cd 100644
--- a/include/linux/random.h
+++ b/include/linux/random.h
@@ -32,7 +32,7 @@ static inline void add_latent_entropy(void) {}

extern void add_input_randomness(unsigned int type, unsigned int code,
unsigned int value) __latent_entropy;
-extern void add_interrupt_randomness(int irq, int irq_flags) __latent_entropy;
+extern void add_interrupt_randomness(int irq) __latent_entropy;

extern void get_random_bytes(void *buf, int nbytes);
extern int wait_for_random_bytes(void);
diff --git a/kernel/irq/handle.c b/kernel/irq/handle.c
index 79f987b942b8..1bc4dcc489d0 100644
--- a/kernel/irq/handle.c
+++ b/kernel/irq/handle.c
@@ -186,7 +186,7 @@ irqreturn_t handle_irq_event_percpu(struct irq_desc *desc)

retval = __handle_irq_event_percpu(desc, &flags);

- add_interrupt_randomness(desc->irq_data.irq, flags);
+ add_interrupt_randomness(desc->irq_data.irq);

if (!noirqdebug)
note_interrupt(desc, retval);
--
2.14.1
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