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| author | Ming Lei | 2019-02-15 12:13:21 +0100 |
|---|---|---|
| committer | Jens Axboe | 2019-02-15 16:40:12 +0100 |
| commit | 6861428921b51113520cd47897be6c2774e4fc58 (patch) | |
| tree | 5b25022aba256e4a9d8bfeb8b0d14036d83155b3 /Documentation/block | |
| parent | block: enable multipage bvecs (diff) | |
| download | kernel-qcow2-linux-6861428921b51113520cd47897be6c2774e4fc58.tar.gz kernel-qcow2-linux-6861428921b51113520cd47897be6c2774e4fc58.tar.xz kernel-qcow2-linux-6861428921b51113520cd47897be6c2774e4fc58.zip | |
block: always define BIO_MAX_PAGES as 256
Now multi-page bvec can cover CONFIG_THP_SWAP, so we don't need to
increase BIO_MAX_PAGES for it.
CONFIG_THP_SWAP needs to split one THP into normal pages and adds
them all to one bio. With multipage-bvec, it just takes one bvec to
hold them all.
Reviewed-by: Omar Sandoval <osandov@fb.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'Documentation/block')
0 files changed, 0 insertions, 0 deletions