tree 0801116c1b8af5139e6c1d7f7fcca5cbecf013da
parent 65f1a8c3a17da2364fcadc5bd9e365efc2d36d5a
author Darrick J. Wong <djwong@kernel.org> 1704821911 -0800
committer Darrick J. Wong <djwong@kernel.org> 1713394194 -0700

mkfs: allow sizing allocation groups for concurrency

Add a -d concurrency= option to mkfs so that sysadmins can configure the
filesystem so that there are enough allocation groups that the specified
number of threads can (in theory) can find an uncontended group to
allocate space from.

Signed-off-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Bill O'Donnell <bodonnel@redhat.com>