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[SCSI] aacraid: Add likely() and unlikely()

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Add some likely() and unlikely() compiler hints in some of the aacraid
hardware interface layers. There should be no operational side effects
resulting from this patch and the changes should be mostly benign on x86
platforms.

Signed-off-by: Mark Salyzyn <aacraid@adaptec.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
Salyzyn, Mark
2007-03-26 09:21:14 -04:00
committed by James Bottomley
parent 1196ae025b
commit 912d4e8851
2 changed files with 25 additions and 31 deletions
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6
drivers/scsi/aacraid/commsup.c
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@@ -519,11 +519,9 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size,
spin_unlock_irqrestore(&fibptr->event_lock, flags);
BUG_ON(fibptr->done == 0);
if((fibptr->flags & FIB_CONTEXT_FLAG_TIMED_OUT)){
if(unlikely(fibptr->flags & FIB_CONTEXT_FLAG_TIMED_OUT))
return -ETIMEDOUT;
} else {
return 0;
}
return 0;
}
/*
* If the user does not want a response than return success otherwise