Messages in this thread Patch in this message | | | From | Monam Agarwal <> | Subject | [PATCH] arch/powerpc: Use RCU_INIT_POINTER(x, NULL) in platforms/cell/spu_syscalls.c | Date | Sat, 22 Mar 2014 12:20:56 +0530 |
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Here rcu_assign_pointer() is ensuring that the initialization of a structure is carried out before storing a pointer to that structure. So, rcu_assign_pointer(p, NULL) can always safely be converted to RCU_INIT_POINTER(p, NULL).
Signed-off-by: Monam Agarwal <monamagarwal123@gmail.com> --- arch/powerpc/platforms/cell/spu_syscalls.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/powerpc/platforms/cell/spu_syscalls.c b/arch/powerpc/platforms/cell/spu_syscalls.c index 3844f13..38e0a1a 100644 --- a/arch/powerpc/platforms/cell/spu_syscalls.c +++ b/arch/powerpc/platforms/cell/spu_syscalls.c @@ -170,7 +170,7 @@ EXPORT_SYMBOL_GPL(register_spu_syscalls); void unregister_spu_syscalls(struct spufs_calls *calls) { BUG_ON(spufs_calls->owner != calls->owner); - rcu_assign_pointer(spufs_calls, NULL); + RCU_INIT_POINTER(spufs_calls, NULL); synchronize_rcu(); } EXPORT_SYMBOL_GPL(unregister_spu_syscalls); -- 1.7.9.5
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