LU-10026 osd-ldiskfs: use preallocation for dense writes
use inode's preallocation chunks as per-inode group preallocation:
just grab the very first available blocks from the window.
Lustre-change: https://review.whamcloud.com//50171
Lustre-commit: TBD (from
986340bcdfa572a1f6bab34014e0474c89f47691))
Signed-off-by: Alex Zhuravlev <bzzz@whamcloud.com>
Change-Id: I9d36701f569f4c6305bc46f3373bfc054fcd61a9
Reviewed-on: https://review.whamcloud.com/c/ex/lustre-release/+/51468
Tested-by: jenkins <devops@whamcloud.com>
Tested-by: Maloo <maloo@whamcloud.com>
Reviewed-by: Zhenyu Xu <bobijam@hotmail.com>
Reviewed-by: Andreas Dilger <adilger@whamcloud.com>
git://git.whamcloud.com / fs / lustre-release.git / commit