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[104.178.186.189]) by smtp.gmail.com with ESMTPSA id h22-20020a05622a171600b0035ba366cc90sm490605qtk.15.2022.09.20.13.40.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 20 Sep 2022 13:40:23 -0700 (PDT) Date: Tue, 20 Sep 2022 16:40:22 -0400 From: Taylor Blau To: git@vger.kernel.org Cc: gitster@pobox.com, derrickstolee@github.com, peff@peff.net Subject: [PATCH v2 3/3] midx.c: unify `include_pack` array into `pack_info` struct Message-ID: <81e9ccc3232f1a372adc9b06e2a93e9d9b26c80d.1663706401.git.me@ttaylorr.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org The MIDX repack code uses a separate byte-array to track which packs are "included" in the rollup. Now that an array of `repack_info` structs is available for the lifetime of the `midx_repack()` function, we can instead use a new bit in that struct's record instead of maintaining a separate array. Signed-off-by: Taylor Blau --- midx.c | 23 ++++++++++------------- 1 file changed, 10 insertions(+), 13 deletions(-) diff --git a/midx.c b/midx.c index 5fbf964bba..59db9162ea 100644 --- a/midx.c +++ b/midx.c @@ -1865,6 +1865,7 @@ struct repack_info { timestamp_t mtime; uint32_t referenced_objects; uint32_t pack_int_id; + unsigned include : 1; }; static int compare_by_mtime(const void *a_, const void *b_) @@ -1883,7 +1884,7 @@ static int compare_by_mtime(const void *a_, const void *b_) static int fill_included_packs_all(struct repository *r, struct multi_pack_index *m, - unsigned char *include_pack) + struct repack_info *pack_info) { uint32_t i, count = 0; int pack_kept_objects = 0; @@ -1896,7 +1897,7 @@ static int fill_included_packs_all(struct repository *r, if (!pack_kept_objects && m->packs[i]->pack_keep) continue; - include_pack[i] = 1; + pack_info[i].include = 1; count++; } @@ -1906,7 +1907,6 @@ static int fill_included_packs_all(struct repository *r, static int fill_included_packs_batch(struct repository *r, struct multi_pack_index *m, struct repack_info *pack_info, - unsigned char *include_pack, size_t batch_size) { uint32_t i, packs_to_repack; @@ -1918,8 +1918,8 @@ static int fill_included_packs_batch(struct repository *r, total_size = 0; packs_to_repack = 0; for (i = 0; total_size < batch_size && i < m->num_packs; i++) { - int pack_int_id = pack_info[i].pack_int_id; - struct packed_git *p = m->packs[pack_int_id]; + struct repack_info *info = &pack_info[i]; + struct packed_git *p = m->packs[info->pack_int_id]; size_t expected_size; if (!p) @@ -1938,7 +1938,8 @@ static int fill_included_packs_batch(struct repository *r, packs_to_repack++; total_size += expected_size; - include_pack[pack_int_id] = 1; + + info->include = 1; } if (packs_to_repack < 2) @@ -1951,7 +1952,6 @@ int midx_repack(struct repository *r, const char *object_dir, size_t batch_size, { int result = 0; uint32_t i; - unsigned char *include_pack; struct child_process cmd = CHILD_PROCESS_INIT; FILE *cmd_in; struct strbuf base_name = STRBUF_INIT; @@ -1970,7 +1970,6 @@ int midx_repack(struct repository *r, const char *object_dir, size_t batch_size, if (!m) return 0; - CALLOC_ARRAY(include_pack, m->num_packs); CALLOC_ARRAY(pack_info, m->num_packs); for (i = 0; i < m->num_packs; i++) { @@ -1988,10 +1987,9 @@ int midx_repack(struct repository *r, const char *object_dir, size_t batch_size, QSORT(pack_info, m->num_packs, compare_by_mtime); if (batch_size) { - if (fill_included_packs_batch(r, m, pack_info, include_pack, - batch_size)) + if (fill_included_packs_batch(r, m, pack_info, batch_size)) goto cleanup; - } else if (fill_included_packs_all(r, m, include_pack)) + } else if (fill_included_packs_all(r, m, pack_info)) goto cleanup; repo_config_get_bool(r, "repack.usedeltabaseoffset", &delta_base_offset); @@ -2035,7 +2033,7 @@ int midx_repack(struct repository *r, const char *object_dir, size_t batch_size, strbuf_strip_suffix(&scratch, ".idx"); strbuf_addstr(&scratch, ".pack"); - fprintf(cmd_in, "%s%s\n", include_pack[info->pack_int_id] ? "" : "^", scratch.buf); + fprintf(cmd_in, "%s%s\n", info->include ? "" : "^", scratch.buf); } fclose(cmd_in); strbuf_release(&scratch); @@ -2050,6 +2048,5 @@ int midx_repack(struct repository *r, const char *object_dir, size_t batch_size, cleanup: free(pack_info); - free(include_pack); return result; } -- 2.37.0.1.g1379af2e9d