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We were missing a copyright statement and license, so add GPLv2, David
Brownell's copyright and my copyright.
The asm/io.h include was superfluous, but we were missing a few other
necessary includes.
Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
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Check that 'align' is a power of two, like the API specifies.
Align 'size' to 'align' correctly -- the current code has an off-by-one.
The ALIGN macro in kernel.h doesn't.
Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
Acked-by: David S. Miller <davem@davemloft.net>
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With one trivial change (taking the lock slightly earlier on wakeup
from schedule), all uses of the waitq are under the pool lock, so we
can use the locked (or __) versions of the wait queue functions, and
avoid the extra spinlock.
Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
Acked-by: David S. Miller <davem@davemloft.net>
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Run Lindent and fix all issues reported by checkpatch.pl
Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
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Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
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