On Wed, Jul 14, 2021 at 6:12 AM Derrick Stolee via GitGitGadget <gitgitgadget@xxxxxxxxx> wrote: > > This is the first "payoff" series in the sparse-index work. It makes 'git > status' very fast when a sparse-index is enabled on a repository with > cone-mode sparse-checkout (and a small populated set). > > This is based on ds/sparse-index-protections AND mt/add-rm-sparse-checkout. > The latter branch is needed because it changes the behavior of 'git add' > around sparse entries, which changes the expectations of a test added in > patch 1. > > The approach here is to audit the places where ensure_full_index() pops up > while doing normal commands with pathspecs within the sparse-checkout > definition. Each of these are checked and tested. In the end, the > sparse-index is integrated with these features: > > * git status > * FS Monitor index extension. > > The performance tests in p2000-sparse-operations.sh improve by 95% or more, > even when compared with the full-index cases, not just the sparse-index > cases that previously had extra overhead. > > Hopefully this is the first example of how ds/sparse-index-protections has > done the basic work to do these conversions safely, making them look easier > than they seemed when starting this adventure. > > Thanks, -Stolee > > > Update in V9 > ============ > > * Fixed typo. > > * All patches are marked as Reviewed-by Elijah. Thanks for the careful > review! Thanks for all the hard work and pushing this feature forward!
