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(parent: dd3dced) | patch
lib/genalloc: add gen_pool_dma_zalloc() for zeroed DMA allocations
authorFredrik Noring <noring@nocrew.org>
Wed, 29 May 2019 10:28:39 +0000 (13:28 +0300)
committerChristoph Hellwig <hch@lst.de>
Mon, 3 Jun 2019 14:00:07 +0000 (16:00 +0200)
commitda83a722959a82733c3ca60030cc364ca2318c5a
tree010b99492c9ff68db6634b5f7f8cd1278b8f88d9tree | snapshot
parentdd3dcede9fa0a0b661ac1f24843f4a1b1317fdb6commit | diff
lib/genalloc: add gen_pool_dma_zalloc() for zeroed DMA allocations

gen_pool_dma_zalloc() is a zeroed memory variant of
gen_pool_dma_alloc().  Also document the return values of both, and
indicate NULL as a "%NULL" constant.

Signed-off-by: Fredrik Noring <noring@nocrew.org>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Christoph Hellwig <hch@lst.de>
include/linux/genalloc.h diff | blob | history
lib/genalloc.c diff | blob | history
Domain: System / Kernel;