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net/smc: remove unused inline function smc_curs_read

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commit bac6de7b6370 ("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>
This commit is contained in:
YueHaibing 2020-05-05 15:01:21 +02:00 committed by David S. Miller
parent 0a99be434d
commit fea805237d
1 changed files with 0 additions and 17 deletions
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17
net/smc/smc_cdc.h
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@ -97,23 +97,6 @@ static inline void smc_curs_add(int size, union smc_host_cursor *curs,
} }
} }
/* SMC cursors are 8 bytes long and require atomic reading and writing */
static inline u64 smc_curs_read(union smc_host_cursor *curs,
struct smc_connection *conn)
{
#ifndef KERNEL_HAS_ATOMIC64
unsigned long flags;
u64 ret;
spin_lock_irqsave(&conn->acurs_lock, flags);
ret = curs->acurs;
spin_unlock_irqrestore(&conn->acurs_lock, flags);
return ret;
#else
return atomic64_read(&curs->acurs);
#endif
}
/* Copy cursor src into tgt */ /* Copy cursor src into tgt */
static inline void smc_curs_copy(union smc_host_cursor *tgt, static inline void smc_curs_copy(union smc_host_cursor *tgt,
union smc_host_cursor *src, union smc_host_cursor *src,