Messages in this thread | | | Date | Fri, 18 Mar 2016 10:58:33 +0000 | From | Russell King - ARM Linux <> | Subject | Re: [PATCH v2] ARM: DMA: Fix kzalloc flags in __dma_alloc |
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On Fri, Mar 18, 2016 at 06:28:49PM +0900, Alexandre Courbot wrote: > Commit 19e6e5e5392b ("ARM: 8547/1: dma-mapping: store buffer > information") allocates a structure meant for internal buffer management > with the GFP flags of the buffer itself. This can trigger the following > safeguard in the slab/slub allocator: > > if (unlikely(flags & GFP_SLAB_BUG_MASK)) { > pr_emerg("gfp: %u\n", flags & GFP_SLAB_BUG_MASK); > BUG(); > } > > Fix this by filtering the flags that make the slab allocator unhappy. > > Signed-off-by: Alexandre Courbot <acourbot@nvidia.com> > Cc: Rabin Vincent <rabin@rab.in>
Looks much better than the original. Please send it to the patch system, thanks.
-- RMK's Patch system: http://www.arm.linux.org.uk/developer/patches/ FTTC broadband for 0.8mile line: currently at 9.6Mbps down 400kbps up according to speedtest.net.
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