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author | Nipunn Koorapati <nipunn@dropbox.com> | 2021-03-17 21:22:21 +0000 |
---|---|---|
committer | Junio C Hamano <gitster@pobox.com> | 2021-03-18 13:31:11 -0700 |
commit | 4f3d6d026176a48991c4e5ff95c8db583af38148 (patch) | |
tree | 119a96236731fba661b8ee962f215ef7963e8510 | |
parent | Git 2.31 (diff) | |
download | tgif-4f3d6d026176a48991c4e5ff95c8db583af38148.tar.xz |
fsmonitor: skip lstat deletion check during git diff-index
Teach git to honor fsmonitor rather than issuing an lstat
when checking for dirty local deletes. Eliminates O(files)
lstats during `git diff HEAD`
Signed-off-by: Nipunn Koorapati <nipunn@dropbox.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
-rw-r--r-- | diff-lib.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/diff-lib.c b/diff-lib.c index b73cc1859a..3fb538ad18 100644 --- a/diff-lib.c +++ b/diff-lib.c @@ -30,7 +30,7 @@ */ static int check_removed(const struct cache_entry *ce, struct stat *st) { - if (lstat(ce->name, st) < 0) { + if (!(ce->ce_flags & CE_FSMONITOR_VALID) && lstat(ce->name, st) < 0) { if (!is_missing_file_error(errno)) return -1; return 1; @@ -574,6 +574,7 @@ int run_diff_index(struct rev_info *revs, unsigned int option) struct object_id oid; const char *name; char merge_base_hex[GIT_MAX_HEXSZ + 1]; + struct index_state *istate = revs->diffopt.repo->index; if (revs->pending.nr != 1) BUG("run_diff_index must be passed exactly one tree"); @@ -581,6 +582,8 @@ int run_diff_index(struct rev_info *revs, unsigned int option) trace_performance_enter(); ent = revs->pending.objects; + refresh_fsmonitor(istate); + if (merge_base) { diff_get_merge_base(revs, &oid); name = oid_to_hex_r(merge_base_hex, &oid); |