add gpio

hc

2023-12-04 f33f61bdb7ca6d5ebe7a78f9d8694b91360279ac

 kernel/include/linux/nfs_fs.h
..
..
@@ -164,7 +164,11 @@
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 	/* Readers: in-flight sillydelete RPC calls */
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 	/* Writers: rmdir */
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+#ifdef CONFIG_PREEMPT_RT_BASE
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+	struct semaphore        rmdir_sem;
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+#else
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 	struct rw_semaphore	rmdir_sem;
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+#endif
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 	struct mutex		commit_mutex;
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 #if IS_ENABLED(CONFIG_NFS_V4)