block: pg: add header include guard
Add a header include guard just in case. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
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@ -35,6 +35,9 @@
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*/
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#ifndef _UAPI_LINUX_PG_H
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#define _UAPI_LINUX_PG_H
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#define PG_MAGIC 'P'
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#define PG_RESET 'Z'
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#define PG_COMMAND 'C'
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@ -61,4 +64,4 @@ struct pg_read_hdr {
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};
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/* end of pg.h */
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#endif /* _UAPI_LINUX_PG_H */
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