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(parent: 0628b8c) | patch
memremap: simplify duplicate region handling in devm_memremap_pages
authorChristoph Hellwig <hch@lst.de>
Fri, 29 Dec 2017 07:54:03 +0000 (08:54 +0100)
committerDan Williams <dan.j.williams@intel.com>
Mon, 8 Jan 2018 19:46:23 +0000 (11:46 -0800)
commit7003e3b1f64d0195ea9d31aed0b096ad38f3cb54
treead2b8ba6141e740e4b8df2b8f595b511e7239b1ftree | snapshot
parent0628b8c650718f4dfedfcdc9ed136bf7e394aae7commit | diff
memremap: simplify duplicate region handling in devm_memremap_pages

__radix_tree_insert already checks for duplicates and returns -EEXIST in
that case, so remove the duplicate (and racy) duplicates check.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Logan Gunthorpe <logang@deltatee.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
kernel/memremap.c diff | blob | history
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