Messages in this thread Patch in this message | | | Subject | [PATCH 2.6.12-rc2] aoe [4/6]: allow multiple aoe devices to have the same mac | From | Ed L Cashin <> | Date | Wed, 20 Apr 2005 13:06:00 -0400 |
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allow multiple aoe devices to have the same mac
Signed-off-by: Ed L. Cashin <ecashin@coraid.com>
diff -u b/drivers/block/aoe/aoedev.c b/drivers/block/aoe/aoedev.c --- b/drivers/block/aoe/aoedev.c 2005-04-20 11:42:18.000000000 -0400 +++ b/drivers/block/aoe/aoedev.c 2005-04-20 11:42:22.000000000 -0400 @@ -109,25 +109,22 @@ spin_lock_irqsave(&devlist_lock, flags); for (d=devlist; d; d=d->next) - if (d->sysminor == sysminor - || memcmp(d->addr, addr, sizeof d->addr) == 0) + if (d->sysminor == sysminor) break; if (d == NULL && (d = aoedev_newdev(bufcnt)) == NULL) { spin_unlock_irqrestore(&devlist_lock, flags); printk(KERN_INFO "aoe: aoedev_set: aoedev_newdev failure.\n"); return NULL; - } + } /* if newdev, (d->flags & DEVFL_UP) == 0 for below */ spin_unlock_irqrestore(&devlist_lock, flags); spin_lock_irqsave(&d->lock, flags); d->ifp = ifp; - - if (d->sysminor != sysminor - || (d->flags & DEVFL_UP) == 0) { + memcpy(d->addr, addr, sizeof d->addr); + if ((d->flags & DEVFL_UP) == 0) { aoedev_downdev(d); /* flushes outstanding frames */ - memcpy(d->addr, addr, sizeof d->addr); d->sysminor = sysminor; d->aoemajor = AOEMAJOR(sysminor); d->aoeminor = AOEMINOR(sysminor);
-- Ed L. Cashin <ecashin@coraid.com>
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