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author | Junio C Hamano <gitster@pobox.com> | 2021-08-02 14:06:42 -0700 |
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committer | Junio C Hamano <gitster@pobox.com> | 2021-08-02 14:06:42 -0700 |
commit | 8230107f336b29d25111c517639b8cd5717c8416 (patch) | |
tree | b24d756b13a4877290c6369d9833d8e6e8f28120 /read-cache.c | |
parent | e9fe413fc29efac6d223cf1bd0cad10231e37df3 (diff) | |
parent | d3da223f2214ebc1527ccf66428aa975de916682 (diff) | |
download | git-8230107f336b29d25111c517639b8cd5717c8416.tar.gz |
Merge branch 'jt/bulk-prefetch'
"git read-tree" had a codepath where blobs are fetched one-by-one
from the promisor remote, which has been corrected to fetch in bulk.
* jt/bulk-prefetch:
cache-tree: prefetch in partial clone read-tree
unpack-trees: refactor prefetching code
Diffstat (limited to 'read-cache.c')
-rw-r--r-- | read-cache.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/read-cache.c b/read-cache.c index 46ccd66f34..99a174b91e 100644 --- a/read-cache.c +++ b/read-cache.c @@ -27,6 +27,7 @@ #include "progress.h" #include "sparse-index.h" #include "csum-file.h" +#include "promisor-remote.h" /* Mask for the name length in ce_flags in the on-disk index */ @@ -3663,3 +3664,25 @@ static void write_ieot_extension(struct strbuf *sb, struct index_entry_offset_ta strbuf_add(sb, &buffer, sizeof(uint32_t)); } } + +void prefetch_cache_entries(const struct index_state *istate, + must_prefetch_predicate must_prefetch) +{ + int i; + struct oid_array to_fetch = OID_ARRAY_INIT; + + for (i = 0; i < istate->cache_nr; i++) { + struct cache_entry *ce = istate->cache[i]; + + if (S_ISGITLINK(ce->ce_mode) || !must_prefetch(ce)) + continue; + if (!oid_object_info_extended(the_repository, &ce->oid, + NULL, + OBJECT_INFO_FOR_PREFETCH)) + continue; + oid_array_append(&to_fetch, &ce->oid); + } + promisor_remote_get_direct(the_repository, + to_fetch.oid, to_fetch.nr); + oid_array_clear(&to_fetch); +} |