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linux-stable/kernel/dma
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Christoph Hellwig 515e5b6d90 dma-mapping: use vmap insted of reimplementing it 
Replace the open coded instance of vmap with the actual function.  In
the non-contiguous (IOMMU) case this requires an extra find_vm_area,
but given that this isn't a fast path function that is a small price
to pay.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Christian Borntraeger <borntraeger@de.ibm.com>
Cc: Christophe Leroy <christophe.leroy@c-s.fr>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: David Airlie <airlied@linux.ie>
Cc: Gao Xiang <xiang@kernel.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Haiyang Zhang <haiyangz@microsoft.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: "K. Y. Srinivasan" <kys@microsoft.com>
Cc: Laura Abbott <labbott@redhat.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Michael Kelley <mikelley@microsoft.com>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Nitin Gupta <ngupta@vflare.org>
Cc: Robin Murphy <robin.murphy@arm.com>
Cc: Sakari Ailus <sakari.ailus@linux.intel.com>
Cc: Stephen Hemminger <sthemmin@microsoft.com>
Cc: Sumit Semwal <sumit.semwal@linaro.org>
Cc: Wei Liu <wei.liu@kernel.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Paul Mackerras <paulus@ozlabs.org>
Cc: Vasily Gorbik <gor@linux.ibm.com>
Cc: Will Deacon <will@kernel.org>
Link: http://lkml.kernel.org/r/20200414131348.444715-6-hch@lst.de
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2020-06-02 10:59:10 -07:00
..
coherent.c dma-coherent: fix integer overflow in the reserved-memory dma allocation 2020-03-16 10:43:02 +01:00
contiguous.c dma-contiguous: CMA: give precedence to cmdline 2020-01-30 14:41:42 +01:00
debug.c dma-debug: fix displaying of dma allocation type 2020-04-08 21:46:57 +02:00
direct.c dma-direct: fix data truncation in dma_direct_get_required_mask() 2020-04-08 20:52:24 +02:00
dummy.c dma-mapping: factor out dummy DMA ops 2018-12-13 21:06:12 +01:00
Kconfig dma-direct: provide mmap and get_sgtable method overrides 2019-11-11 10:52:15 +01:00
Makefile dma-mapping: improve selection of dma_declare_coherent availability 2019-02-20 07:26:35 -07:00
mapping.c dma-mapping: Fix dma_pgprot() for unencrypted coherent pages 2020-03-17 11:52:58 +01:00
remap.c dma-mapping: use vmap insted of reimplementing it 2020-06-02 10:59:10 -07:00
swiotlb.c dma-direct: improve swiotlb error reporting 2020-02-05 18:53:05 +01:00
virt.c dma-mapping: zero memory returned from dma_alloc_* 2018-12-20 08:13:52 +01:00