[PATCH] pci: designware: fix missing msi irqs

[Jingoo Han]

On Friday, December 13, 2013 3:29 AM, Harro Haan wrote:
> 
> The interrupts were cleared after the irq handler was called.
> This means that new interrupts that occur after the handler handled
> the previous irq but before the interrupt is cleared will be missed.
> 
> Signed-off-by: Harro Haan <hrhaan at gmail.com>
> Cc: Mohit Kumar <mohit.kumar at st.com>
> Cc: Jingoo Han <jg1.han at samsung.com>
> Cc: Bjorn Helgaas <bhelgaas at google.com>
> Cc: Marek Vasut <marex at denx.de>
> Cc: Richard Zhu <hong-xing.zhu at freescale.com>
> Cc: Shawn Guo <shawn.guo at linaro.org>
> Cc: Pratyush Anand <pratyush.anand at st.com>
> Cc: Tim Harvey <tharvey at gateworks.com>
> Cc: Juergen Beisert <jbe at pengutronix.de>
> Cc: Arnd Bergmann <arnd at arndb.de>
> Cc: Siva Reddy Kallam <siva.kallam at samsung.com>
> Cc: Srikanth T Shivanand <ts.srikanth at samsung.com>
> Cc: Sean Cross <xobs at kosagi.com>
> Cc: linux-pci at vger.kernel.org
> Cc: linux-arm-kernel at lists.infradead.org

Acked-by: Jingoo Han <jg1.han at samsung.com>

I was not able to reproduce the problem, however it looks
good. Also, there is no side effect on Exynos platform.

Mohit,
If you have some comments, please let us know.

Best regards,
Jingoo Han

> ---
>  drivers/pci/host/pcie-designware.c |    4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)