Messages in this thread | | | Date | Thu, 11 Feb 2016 10:10:49 -0800 | From | Frank Rowand <> | Subject | Re: [PATCH] of/irq: Fix msi-map calculation for nonzero rid-base |
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On 2/11/2016 3:04 AM, Marc Zyngier wrote: > On 09/02/16 11:04, Robin Murphy wrote: >> The existing msi-map code is fine for shifting the entire RID space >> upwards, but attempting finer-grained remapping reveals a bug. It turns >> out that we are mistakenly treating the msi-base part as an offset, not >> as a new base to remap onto, so things get squiffy when rid-base is >> nonzero. Fix this, and at the same time add a sanity check against >> having msi-map-mask clash with a nonzero rid-base, as that's another >> thing one can easily get wrong. >> >> CC: <stable@vger.kernel.org> >> Signed-off-by: Robin Murphy <robin.murphy@arm.com> > > Rob, Frank, > > Are you willing to take this one through the OF tree? Or should we route > it through the IRQ tree? It'd be good if it make it into 4.5. > > Thanks, > > M. >
Just to be picky, I would like the patch to be split in two for easier bisecting, but if Rob is happy with a single patch I'm ok with that.
Rob, will you pick this up?
Acked-by: Frank Rowand <frank.rowand@sonymobile.com>
-Frank
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