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-rw-r--r--refs.c7
-rw-r--r--refs.h7
-rw-r--r--refs/debug.c13
-rw-r--r--refs/files-backend.c11
-rw-r--r--refs/packed-backend.c13
-rw-r--r--refs/refs-internal.h6
-rw-r--r--refs/reftable-backend.c25
7 files changed, 82 insertions, 0 deletions
diff --git a/refs.c b/refs.c
index 0d0831f29b..5583f6e09d 100644
--- a/refs.c
+++ b/refs.c
@@ -2318,6 +2318,13 @@ int refs_optimize(struct ref_store *refs, struct refs_optimize_opts *opts)
return refs->be->optimize(refs, opts);
}
+int refs_optimize_required(struct ref_store *refs,
+ struct refs_optimize_opts *opts,
+ bool *required)
+{
+ return refs->be->optimize_required(refs, opts, required);
+}
+
int reference_get_peeled_oid(struct repository *repo,
const struct reference *ref,
struct object_id *peeled_oid)
diff --git a/refs.h b/refs.h
index 6b05bba527..d9051bbb04 100644
--- a/refs.h
+++ b/refs.h
@@ -521,6 +521,13 @@ struct refs_optimize_opts {
int refs_optimize(struct ref_store *refs, struct refs_optimize_opts *opts);
/*
+ * Check if refs backend can be optimized by calling 'refs_optimize'.
+ */
+int refs_optimize_required(struct ref_store *ref_store,
+ struct refs_optimize_opts *opts,
+ bool *required);
+
+/*
* Setup reflog before using. Fill in err and return -1 on failure.
*/
int refs_create_reflog(struct ref_store *refs, const char *refname,
diff --git a/refs/debug.c b/refs/debug.c
index 2defd2d465..36f8c58b6c 100644
--- a/refs/debug.c
+++ b/refs/debug.c
@@ -124,6 +124,17 @@ static int debug_optimize(struct ref_store *ref_store, struct refs_optimize_opts
return res;
}
+static int debug_optimize_required(struct ref_store *ref_store,
+ struct refs_optimize_opts *opts,
+ bool *required)
+{
+ struct debug_ref_store *drefs = (struct debug_ref_store *)ref_store;
+ int res = drefs->refs->be->optimize_required(drefs->refs, opts, required);
+ trace_printf_key(&trace_refs, "optimize_required: %s, res: %d\n",
+ required ? "yes" : "no", res);
+ return res;
+}
+
static int debug_rename_ref(struct ref_store *ref_store, const char *oldref,
const char *newref, const char *logmsg)
{
@@ -431,6 +442,8 @@ struct ref_storage_be refs_be_debug = {
.transaction_abort = debug_transaction_abort,
.optimize = debug_optimize,
+ .optimize_required = debug_optimize_required,
+
.rename_ref = debug_rename_ref,
.copy_ref = debug_copy_ref,
diff --git a/refs/files-backend.c b/refs/files-backend.c
index a1e70b1c10..6e0c9b340a 100644
--- a/refs/files-backend.c
+++ b/refs/files-backend.c
@@ -1512,6 +1512,16 @@ static int files_optimize(struct ref_store *ref_store,
return 0;
}
+static int files_optimize_required(struct ref_store *ref_store,
+ struct refs_optimize_opts *opts,
+ bool *required)
+{
+ struct files_ref_store *refs = files_downcast(ref_store, REF_STORE_READ,
+ "optimize_required");
+ *required = should_pack_refs(refs, opts);
+ return 0;
+}
+
/*
* People using contrib's git-new-workdir have .git/logs/refs ->
* /some/other/path/.git/logs/refs, and that may live on another device.
@@ -3982,6 +3992,7 @@ struct ref_storage_be refs_be_files = {
.transaction_abort = files_transaction_abort,
.optimize = files_optimize,
+ .optimize_required = files_optimize_required,
.rename_ref = files_rename_ref,
.copy_ref = files_copy_ref,
diff --git a/refs/packed-backend.c b/refs/packed-backend.c
index 10062fd8b6..19ce4d5872 100644
--- a/refs/packed-backend.c
+++ b/refs/packed-backend.c
@@ -1784,6 +1784,17 @@ static int packed_optimize(struct ref_store *ref_store UNUSED,
return 0;
}
+static int packed_optimize_required(struct ref_store *ref_store UNUSED,
+ struct refs_optimize_opts *opts UNUSED,
+ bool *required)
+{
+ /*
+ * Packed refs are already optimized.
+ */
+ *required = false;
+ return 0;
+}
+
static struct ref_iterator *packed_reflog_iterator_begin(struct ref_store *ref_store UNUSED)
{
return empty_ref_iterator_begin();
@@ -2130,6 +2141,8 @@ struct ref_storage_be refs_be_packed = {
.transaction_abort = packed_transaction_abort,
.optimize = packed_optimize,
+ .optimize_required = packed_optimize_required,
+
.rename_ref = NULL,
.copy_ref = NULL,
diff --git a/refs/refs-internal.h b/refs/refs-internal.h
index dee42f231d..c7d2a6e50b 100644
--- a/refs/refs-internal.h
+++ b/refs/refs-internal.h
@@ -424,6 +424,11 @@ typedef int ref_transaction_commit_fn(struct ref_store *refs,
typedef int optimize_fn(struct ref_store *ref_store,
struct refs_optimize_opts *opts);
+
+typedef int optimize_required_fn(struct ref_store *ref_store,
+ struct refs_optimize_opts *opts,
+ bool *required);
+
typedef int rename_ref_fn(struct ref_store *ref_store,
const char *oldref, const char *newref,
const char *logmsg);
@@ -549,6 +554,7 @@ struct ref_storage_be {
ref_transaction_abort_fn *transaction_abort;
optimize_fn *optimize;
+ optimize_required_fn *optimize_required;
rename_ref_fn *rename_ref;
copy_ref_fn *copy_ref;
diff --git a/refs/reftable-backend.c b/refs/reftable-backend.c
index c23c45f3bf..a3ae0cf74a 100644
--- a/refs/reftable-backend.c
+++ b/refs/reftable-backend.c
@@ -1733,6 +1733,29 @@ out:
return ret;
}
+static int reftable_be_optimize_required(struct ref_store *ref_store,
+ struct refs_optimize_opts *opts,
+ bool *required)
+{
+ struct reftable_ref_store *refs = reftable_be_downcast(ref_store, REF_STORE_READ,
+ "optimize_refs_required");
+ struct reftable_stack *stack;
+ bool use_heuristics = false;
+
+ if (refs->err)
+ return refs->err;
+
+ stack = refs->worktree_backend.stack;
+ if (!stack)
+ stack = refs->main_backend.stack;
+
+ if (opts->flags & REFS_OPTIMIZE_AUTO)
+ use_heuristics = true;
+
+ return reftable_stack_compaction_required(stack, use_heuristics,
+ required);
+}
+
struct write_create_symref_arg {
struct reftable_ref_store *refs;
struct reftable_stack *stack;
@@ -2756,6 +2779,8 @@ struct ref_storage_be refs_be_reftable = {
.transaction_abort = reftable_be_transaction_abort,
.optimize = reftable_be_optimize,
+ .optimize_required = reftable_be_optimize_required,
+
.rename_ref = reftable_be_rename_ref,
.copy_ref = reftable_be_copy_ref,