From 1c055e55a242a33e574e48be530e06770a210dcd Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 19 Feb 2024 03:26:26 +0000
Subject: [PATCH] add r8169 read mac form eeprom
---
kernel/include/linux/irq_work.h | 37 ++++++++++++++++---------------------
1 files changed, 16 insertions(+), 21 deletions(-)
diff --git a/kernel/include/linux/irq_work.h b/kernel/include/linux/irq_work.h
index 0c50559..3082378 100644
--- a/kernel/include/linux/irq_work.h
+++ b/kernel/include/linux/irq_work.h
@@ -2,7 +2,7 @@
#ifndef _LINUX_IRQ_WORK_H
#define _LINUX_IRQ_WORK_H
-#include <linux/llist.h>
+#include <linux/smp_types.h>
/*
* An entry can be in one of four states:
@@ -13,30 +13,29 @@
* busy NULL, 2 -> {free, claimed} : callback in progress, can be claimed
*/
-#define IRQ_WORK_PENDING BIT(0)
-#define IRQ_WORK_BUSY BIT(1)
-
-/* Doesn't want IPI, wait for tick: */
-#define IRQ_WORK_LAZY BIT(2)
-/* Run hard IRQ context, even on RT */
-#define IRQ_WORK_HARD_IRQ BIT(3)
-
-#define IRQ_WORK_CLAIMED (IRQ_WORK_PENDING | IRQ_WORK_BUSY)
-
struct irq_work {
- unsigned long flags;
- struct llist_node llnode;
+ union {
+ struct __call_single_node node;
+ struct {
+ struct llist_node llnode;
+ atomic_t flags;
+ };
+ };
void (*func)(struct irq_work *);
};
static inline
void init_irq_work(struct irq_work *work, void (*func)(struct irq_work *))
{
- work->flags = 0;
+ atomic_set(&work->flags, 0);
work->func = func;
}
-#define DEFINE_IRQ_WORK(name, _f) struct irq_work name = { .func = (_f), }
+#define DEFINE_IRQ_WORK(name, _f) struct irq_work name = { \
+ .flags = ATOMIC_INIT(0), \
+ .func = (_f) \
+}
+
bool irq_work_queue(struct irq_work *work);
bool irq_work_queue_on(struct irq_work *work, int cpu);
@@ -49,15 +48,11 @@
void irq_work_run(void);
bool irq_work_needs_cpu(void);
+void irq_work_single(void *arg);
#else
static inline bool irq_work_needs_cpu(void) { return false; }
static inline void irq_work_run(void) { }
-#endif
-
-#if defined(CONFIG_IRQ_WORK) && defined(CONFIG_PREEMPT_RT_FULL)
-void irq_work_tick_soft(void);
-#else
-static inline void irq_work_tick_soft(void) { }
+static inline void irq_work_single(void *arg) { }
#endif
#endif /* _LINUX_IRQ_WORK_H */
--
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