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On Tue, Dec 04, 2018 at 08:06:19AM -0800, Christoph Hellwig wrote: > We already zero the memory after allocating it from the pool that > this function fills, and having the memset here in this form means > we can't support CMA highmem allocations. > > Signed-off-by: Christoph Hellwig <[email protected]> > Reported-by: Russell King - ARM Linux <[email protected]> > --- > kernel/dma/remap.c | 1 - > 1 file changed, 1 deletion(-) > > diff --git a/kernel/dma/remap.c b/kernel/dma/remap.c > index 68a64e3ff6a1..6e784824326f 100644 > --- a/kernel/dma/remap.c > +++ b/kernel/dma/remap.c > @@ -121,7 +121,6 @@ int __init dma_atomic_pool_init(gfp_t gfp, pgprot_t prot) > if (!page) > goto out; > > - memset(page_address(page), 0, atomic_pool_size); > arch_dma_prep_coherent(page, atomic_pool_size); > > atomic_pool = gen_pool_create(PAGE_SHIFT, -1); > -- > 2.19.1 > > _______________________________________________ > iommu mailing list > [email protected] > https://lists.linuxfoundation.org/mailman/listinfo/iommu ---end quoted text--- _______________________________________________ iommu mailing list [email protected] https://lists.linuxfoundation.org/mailman/listinfo/iommu
