Messages in this thread | | | Date | Tue, 5 May 2015 11:53:29 +0100 | From | Will Deacon <> | Subject | Re: [PATCH 4/4] arm64: gicv3: its: Increase FORCE_MAX_ZONEORDER for Cavium ThunderX |
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On Sun, May 03, 2015 at 09:49:32PM +0100, Robert Richter wrote: > From: Radha Mohan Chintakuntla <rchintakuntla@cavium.com> > > In case of ARCH_THUNDER, there is a need to allocate the GICv3 ITS table > which is bigger than the allowed max order. So we are forcing it only in > case of 4KB page size.
Does this problem disappear if the ITS driver uses dma_alloc_coherent instead? That would also allow us to remove the __flush_dcache_area abuse from the driver.
Will
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