net/smc: remove unused inline function smc_curs_read
commit bac6de7b63
("net/smc: eliminate cursor read and write calls")
left behind this.
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Karsten Graul <kgraul@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -97,23 +97,6 @@ static inline void smc_curs_add(int size, union smc_host_cursor *curs,
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}
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}
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/* SMC cursors are 8 bytes long and require atomic reading and writing */
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static inline u64 smc_curs_read(union smc_host_cursor *curs,
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struct smc_connection *conn)
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{
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#ifndef KERNEL_HAS_ATOMIC64
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unsigned long flags;
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u64 ret;
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spin_lock_irqsave(&conn->acurs_lock, flags);
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ret = curs->acurs;
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spin_unlock_irqrestore(&conn->acurs_lock, flags);
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return ret;
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#else
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return atomic64_read(&curs->acurs);
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#endif
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}
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/* Copy cursor src into tgt */
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static inline void smc_curs_copy(union smc_host_cursor *tgt,
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union smc_host_cursor *src,
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