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[SCSI] aacraid: Detect Blinkled at startup

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Received from Mark Salyzyn:

Blinkled at startup is useful for catching Adapters in a lot of pain, in a
BlinkLED assert, quickly; rather than waiting several minutes for commands to
timeout.

Signed-off-by: Mark Haverkamp <markh@osdl.org>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
This commit is contained in:
Mark Haverkamp 2006-11-21 10:40:08 -08:00 committed by James Bottomley
parent 51d23da95c
commit 33524b70e8
1 changed files with 9 additions and 0 deletions
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9
drivers/scsi/aacraid/commsup.c
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@ -518,6 +518,7 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size,
*/
unsigned long count = 36000000L; /* 3 minutes */
while (down_trylock(&fibptr->event_wait)) {
int blink;
if (--count == 0) {
spin_lock_irqsave(q->lock, qflags);
q->numpending--;
@ -530,6 +531,14 @@ int aac_fib_send(u16 command, struct fib *fibptr, unsigned long size,
}
return -ETIMEDOUT;
}
if ((blink = aac_adapter_check_health(dev)) > 0) {
if (wait == -1) {
printk(KERN_ERR "aacraid: aac_fib_send: adapter blinkLED 0x%x.\n"
"Usually a result of a serious unrecoverable hardware problem\n",
blink);
}
return -EFAULT;
}
udelay(5);
}
} else if (down_interruptible(&fibptr->event_wait)) {