On Wed, 2014-04-16 at 16:06 +1000, Stephen Rothwell wrote: > Hi Andrew, > > After merging the akpm tree, today's linux-next build (powerpc > ppc44x_defconfig) failed like this: > > arch/powerpc/platforms/44x/warp.c: In function 'warp_probe': > arch/powerpc/platforms/44x/warp.c:52:2: error: 'ISA_DMA_THRESHOLD' undeclared (first use in this function) > arch/powerpc/mm/dma-noncoherent.c: In function '__dma_alloc_coherent': > arch/powerpc/mm/dma-noncoherent.c:159:13: error: 'ISA_DMA_THRESHOLD' undeclared (first use in this function) > > Probably caused by commit ff35bd54456e ("lib/scatterlist: make > ARCH_HAS_SG_CHAIN an actual Kconfig") which removed an implicit include > of <asm/dma.h> with the removal of the arch specific scatterlist.h. > > I have added the following patch for today: Patch looks good, poke me next week when I'm back and I'll apply it or send it to Linus or akpm with my Acked-by: Benjamin Herrenschmidt <benh@xxxxxxxxxxxxxxxxxxx> Cheers, Ben. > From: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> > Date: Wed, 16 Apr 2014 16:03:01 +1000 > Subject: [PATCH] lib/scatterlist: make ARCH_HAS_SG_CHAIN an actual Kconfig fix > > Signed-off-by: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> > --- > arch/powerpc/mm/dma-noncoherent.c | 1 + > arch/powerpc/platforms/44x/warp.c | 1 + > 2 files changed, 2 insertions(+) > > diff --git a/arch/powerpc/mm/dma-noncoherent.c b/arch/powerpc/mm/dma-noncoherent.c > index 7b6c10750179..d85e86aac7fb 100644 > --- a/arch/powerpc/mm/dma-noncoherent.c > +++ b/arch/powerpc/mm/dma-noncoherent.c > @@ -33,6 +33,7 @@ > #include <linux/export.h> > > #include <asm/tlbflush.h> > +#include <asm/dma.h> > > #include "mmu_decl.h" > > diff --git a/arch/powerpc/platforms/44x/warp.c b/arch/powerpc/platforms/44x/warp.c > index 534574a97ec9..3a104284b338 100644 > --- a/arch/powerpc/platforms/44x/warp.c > +++ b/arch/powerpc/platforms/44x/warp.c > @@ -25,6 +25,7 @@ > #include <asm/time.h> > #include <asm/uic.h> > #include <asm/ppc4xx.h> > +#include <asm/dma.h> > > > static __initdata struct of_device_id warp_of_bus[] = { > -- > 1.9.2 > -- To unsubscribe from this list: send the line "unsubscribe linux-next" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html