write in 30M

hc

2024-02-20 ea08eeccae9297f7aabd2ef7f0c2517ac4549acc

 kernel/drivers/md/raid5-log.h
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@@ -45,6 +45,7 @@
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 extern int ppl_modify_log(struct r5conf *conf, struct md_rdev *rdev, bool add);
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 extern void ppl_quiesce(struct r5conf *conf, int quiesce);
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 extern int ppl_handle_flush_request(struct r5l_log *log, struct bio *bio);
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+extern struct md_sysfs_entry ppl_write_hint;
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 static inline bool raid5_has_log(struct r5conf *conf)
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 {