add config symbols for arch_{setup,teardown}_dma_ops

Hi all, this series adds kconfig symbols to indicate that the architecture provides the arch_setup_dma_ops and arch_teardown_dma_ops hooks. This avoids polluting dma-mapping.h which is included by just about every driver with implementation details, and also removes some clutter. ___

[PATCH 1/2] dma-mapping: add a kconfig symbol for arch_setup_dma_ops availability

Signed-off-by: Christoph Hellwig --- arch/arc/Kconfig | 1 + arch/arc/include/asm/Kbuild | 1 + arch/arc/include/asm/dma-mapping.h | 13 - arch/arm/Kconfig | 1 + arch/arm/include/asm/dma-mapping.h | 4 arch/arm64/Kconfig

[PATCH 2/2] dma-mapping: add a kconfig symbol for arch_teardown_dma_ops availability

Signed-off-by: Christoph Hellwig --- arch/arm/Kconfig | 1 + arch/arm/include/asm/dma-mapping.h | 5 - arch/arm64/Kconfig | 1 + arch/arm64/include/asm/dma-mapping.h | 5 - include/linux/dma-mapping.h | 10 +++--- kernel/dma/Kconfig

Re: Need for arch pthread-offsets.h (was Re: [PATCH v2 05/15] ARC: Atomics and Locking primitives)

On Jan 31 2019, Vineet Gupta wrote: > However what was not obvious is adjustment to > sysdeps//nptl/pthread-offsets.h to __PTHREAD_MUTEX_*_OFFSET. But these > don't > seem to be *actually* used anywhere. Sure there are assert checks in > pthread_mutext_init.c but what's the point: the struct is

RE: [PATCH] [ARC] don't force _init/_fini as DT_INIT/DT_FINI

Hi, > bfd/ > 2019-02-01 Vineet Gupta > >* elf32-arc.c: Delete init_str, fini_str > > ld/ > 2019-02-01 Vineet Gupta > >* emultempl/arclinux.em : Delete special INIT/FINI handling. > > Signed-off-by: Vineet Gupta It looks good. I will push it asap. Thank you

[PATCH] ARC: fix actionpoints configuration detection

Fix reversed logic while actionpoints configuration (full/min) detection. Fixies: 7dd380c338f1e ("ARC: boot log: print Action point details") Signed-off-by: Eugeniy Paltsev --- arch/arc/kernel/setup.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arc/kernel/setup.c b/a