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authorJunio C Hamano <gitster@pobox.com>2011-08-29 20:34:08 (GMT)
committerJunio C Hamano <gitster@pobox.com>2011-08-29 22:09:17 (GMT)
commit2f88c19700feb8db8f116f94bf558e61c82d543c (patch)
treeb245a1187555062e5b1b21fbaf3f7d6bb04cbc1f /diff-lib.c
parent40e372563cfbcce4380820ae03e872f09fa25327 (diff)
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diff-index: pass pathspec down to unpack-trees machinery
And finally, pass the pathspec down through unpack_trees() to traverse_trees() callchain. Before and after applying this series, looking for changes in the kernel repository with a fairly narrow pathspec becomes somewhat faster. (without patch) $ /usr/bin/time git diff --raw v2.6.27 -- net/ipv6 >/dev/null 0.48user 0.05system 0:00.53elapsed 100%CPU (0avgtext+0avgdata 163296maxresident)k 0inputs+952outputs (0major+11163minor)pagefaults 0swaps (with patch) $ /usr/bin/time git diff --raw v2.6.27 -- net/ipv6 >/dev/null 0.01user 0.00system 0:00.02elapsed 104%CPU (0avgtext+0avgdata 43856maxresident)k 0inputs+24outputs (0major+3688minor)pagefaults 0swaps Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 'diff-lib.c')
-rw-r--r--diff-lib.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/diff-lib.c b/diff-lib.c
index 9c29293..12760b4 100644
--- a/diff-lib.c
+++ b/diff-lib.c
@@ -463,6 +463,7 @@ int run_diff_index(struct rev_info *revs, int cached)
opts.unpack_data = revs;
opts.src_index = &the_index;
opts.dst_index = NULL;
+ opts.pathspec = &revs->diffopt.pathspec;
init_tree_desc(&t, tree->buffer, tree->size);
if (unpack_trees(1, &t, &opts))