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Date: Sun, 29 Sep 2019 18:30:28 +0200
From: Romain Perier <romain.perier@...il.com>
To: kernel-hardening@...ts.openwall.com
Cc: Kees Cook <keescook@...omium.org>,
Romain Perier <romain.perier@...il.com>
Subject: [PRE-REVIEW PATCH 16/16] tasklet: Add the new initialization function permanently
Now that everything has been converted to the new API, we can remove
tasklet_init() and replace it by tasklet_setup().
Signed-off-by: Romain Perier <romain.perier@...il.com>
---
include/linux/interrupt.h | 9 +--------
kernel/softirq.c | 4 ++--
2 files changed, 3 insertions(+), 10 deletions(-)
diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h
index 506300396db9..0e8f6bca45a4 100644
--- a/include/linux/interrupt.h
+++ b/include/linux/interrupt.h
@@ -672,18 +672,11 @@ static inline void tasklet_enable(struct tasklet_struct *t)
extern void tasklet_kill(struct tasklet_struct *t);
extern void tasklet_kill_immediate(struct tasklet_struct *t, unsigned int cpu);
-extern void tasklet_init(struct tasklet_struct *t,
+extern void tasklet_setup(struct tasklet_struct *t,
void (*func)(struct tasklet_struct *));
#define from_tasklet(var, callback_tasklet, tasklet_fieldname) \
container_of(callback_tasklet, typeof(*var), tasklet_fieldname)
-
-static inline void tasklet_setup(struct tasklet_struct *t,
- void (*callback)(struct tasklet_struct *))
-{
- tasklet_init(t, (TASKLET_FUNC_TYPE)callback);
-}
-
/*
* Autoprobing for irqs:
*
diff --git a/kernel/softirq.c b/kernel/softirq.c
index 7415a7c4b494..179dce78fff8 100644
--- a/kernel/softirq.c
+++ b/kernel/softirq.c
@@ -546,7 +546,7 @@ static __latent_entropy void tasklet_hi_action(struct softirq_action *a)
tasklet_action_common(a, this_cpu_ptr(&tasklet_hi_vec), HI_SOFTIRQ);
}
-void tasklet_init(struct tasklet_struct *t,
+void tasklet_setup(struct tasklet_struct *t,
void (*func)(struct tasklet_struct *))
{
t->next = NULL;
@@ -554,7 +554,7 @@ void tasklet_init(struct tasklet_struct *t,
atomic_set(&t->count, 0);
t->func = func;
}
-EXPORT_SYMBOL(tasklet_init);
+EXPORT_SYMBOL(tasklet_setup);
void tasklet_kill(struct tasklet_struct *t)
{
--
2.23.0
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