Re: [PATCH #upstream-fixes] sata_mv fix MSI irq race condition

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Mark Lord wrote:
Fix a (rare) race condition in mv_interrupt() when using MSI.

The value of hpriv->main_irq_mask_addr can change on on the fly,
and without this patch we could end up writing back a stale copy
to the hardware.

Signed-off-by: Mark Lord <mlord@xxxxxxxxx>
--

** This is required for 2.6.29 and beyond ***

applied


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