On Wed, Dec 12, 2007 at 03:20:10PM -0500, Steven Rostedt wrote:
>
> [This patch *is* for mainline Linux]
>
> In commit 76d2160147f43f982dfe881404cfde9fd0a9da21 lazy irq disabling
> was implemented, and the simple irq handler had a masking set to it.
>
> Remy Bohmer discovered that some devices in the ARM architecture
> would trigger the mask, but never unmask it. His patch to do the
> unmasking was questioned by Russell King about masking simple irqs
> to begin with. Looking further, it was discovered that the problems
> Remy was seeing was due to improper use of the simple handler by
> devices, and he later submitted patches to fix those. But the issue
> that was uncovered was that the simple handler should never mask.
>
> This patch reverts the masking in the simple handler.
>
> Signed-off-by: Steven Rostedt <[email protected]>
Thanks.
Acked-by: Russell King <[email protected]>
--
Russell King
Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/
maintainer of:
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