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authorMark Brown <broonie@kernel.org>2020-12-28 14:20:00 +0000
committerMark Brown <broonie@kernel.org>2020-12-28 14:20:00 +0000
commit2ae6f64ce1ce304b502461fdfe0b96c8171ae2cc (patch)
tree88e987c447daf2c29e2d4c15e58d1029b0cc78c2 /include/linux/smp.h
parent3b66e4a8e58a85af3212c7117d7a29c9ef6679a2 (diff)
parent5c8fe583cce542aa0b84adc939ce85293de36e5e (diff)
Merge tag 'v5.11-rc1' into regulator-5.11
Linux 5.11-rc1
Diffstat (limited to 'include/linux/smp.h')
-rw-r--r--include/linux/smp.h19
1 files changed, 9 insertions, 10 deletions
diff --git a/include/linux/smp.h b/include/linux/smp.h
index 9f13966d3d92..70c6f6284dcf 100644
--- a/include/linux/smp.h
+++ b/include/linux/smp.h
@@ -21,24 +21,23 @@ typedef bool (*smp_cond_func_t)(int cpu, void *info);
* structure shares (partial) layout with struct irq_work
*/
struct __call_single_data {
- union {
- struct __call_single_node node;
- struct {
- struct llist_node llist;
- unsigned int flags;
-#ifdef CONFIG_64BIT
- u16 src, dst;
-#endif
- };
- };
+ struct __call_single_node node;
smp_call_func_t func;
void *info;
};
+#define CSD_INIT(_func, _info) \
+ (struct __call_single_data){ .func = (_func), .info = (_info), }
+
/* Use __aligned() to avoid to use 2 cache lines for 1 csd */
typedef struct __call_single_data call_single_data_t
__aligned(sizeof(struct __call_single_data));
+#define INIT_CSD(_csd, _func, _info) \
+do { \
+ *(_csd) = CSD_INIT((_func), (_info)); \
+} while (0)
+
/*
* Enqueue a llist_node on the call_single_queue; be very careful, read
* flush_smp_call_function_queue() in detail.