block-map: add __GFP_ZERO flag for alloc_page in function bio_copy_kern
authorHaimin Zhang <tcs.kernel@gmail.com>
Wed, 16 Feb 2022 08:40:38 +0000 (16:40 +0800)
committerJens Axboe <axboe@kernel.dk>
Thu, 17 Feb 2022 14:54:03 +0000 (07:54 -0700)
commitcc8f7fe1f5eab010191aa4570f27641876fa1267
treede43dc8b2628882dc69818ea72fa7b968df15842
parent06582bc86d7f48d35cd044098ca1e246e8c7c52e
block-map: add __GFP_ZERO flag for alloc_page in function bio_copy_kern

Add __GFP_ZERO flag for alloc_page in function bio_copy_kern to initialize
the buffer of a bio.

Signed-off-by: Haimin Zhang <tcs.kernel@gmail.com>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20220216084038.15635-1-tcs.kernel@gmail.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
block/blk-map.c