smp: Remove unused list_head from csd

Now that we got rid of all the remaining code which fiddled with csd.list,
lets remove it.

Signed-off-by: Jan Kara <jack@suse.cz>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jens Axboe <axboe@fb.com>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Signed-off-by: Jens Axboe <axboe@fb.com>

1 files changed, 1 insertions, 4 deletions

diff --git a/include/linux/smp.h b/include/linux/smp.h
index 6ae004e437ea..4991c6b12831 100644
--- a/include/linux/smp.h
+++ b/include/linux/smp.h
@@ -17,10 +17,7 @@ extern void cpu_idle(void);
 
 typedef void (*smp_call_func_t)(void *info);
 struct call_single_data {
-        union {
-                struct list_head list;
-                struct llist_node llist;
-        };
+        struct llist_node llist;
         smp_call_func_t func;
         void *info;
         u16 flags;