The code is not obsolete, it is not unused
> + do_idedisk_standby(drive);
> if ((drive->id->cfs_enable_2 & 0x3000) && drive->wcache)
> if (do_idedisk_flushcache(drive))
> printk (KERN_INFO "%s: Write Cache FAILED Flushing!\n",
What locking rules are you using here ?
Linus please reject this patch. Its just getting in the way of actually
fixing the IDE code properly.
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