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Merge pull request #2634 from cgwalters/list-objects-malloc

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repo: Optimize memory use of `ostree_repo_list_objects()`
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Dan Nicholson 2022-06-07 20:59:45 -06:00 committed by GitHub
commit ef114db341
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1 changed files with 9 additions and 5 deletions
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14
src/libostree/ostree-repo.c
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@ -3895,6 +3895,7 @@ ostree_repo_get_parent (OstreeRepo *self)
static gboolean
list_loose_objects_at (OstreeRepo *self,
GVariant *dummy_value,
GHashTable *inout_objects,
int dfd,
const char *prefix,
@ -3902,7 +3903,7 @@ list_loose_objects_at (OstreeRepo *self,
GCancellable *cancellable,
GError **error)
{
GVariant *key, *value;
GVariant *key;
g_auto(GLnxDirFdIterator) dfd_iter = { 0, };
gboolean exists;
@ -3971,11 +3972,10 @@ list_loose_objects_at (OstreeRepo *self,
}
key = ostree_object_name_serialize (buf, objtype);
value = g_variant_new ("(b@as)",
TRUE, g_variant_new_strv (NULL, 0));
/* transfer ownership */
g_hash_table_replace (inout_objects, g_variant_ref_sink (key),
g_variant_ref_sink (value));
g_variant_ref (dummy_value));
}
return TRUE;
@ -3989,6 +3989,9 @@ list_loose_objects (OstreeRepo *self,
GError **error)
{
static const gchar hexchars[] = "0123456789abcdef";
// For unfortunate historical reasons we emit this dummy value.
g_autoptr(GVariant) dummy_loose_object_variant =
g_variant_ref_sink (g_variant_new ("(b@as)", TRUE, g_variant_new_strv (NULL, 0)));
for (guint c = 0; c < 256; c++)
{
@ -3996,7 +3999,8 @@ list_loose_objects (OstreeRepo *self,
buf[0] = hexchars[c >> 4];
buf[1] = hexchars[c & 0xF];
buf[2] = '\0';
if (!list_loose_objects_at (self, inout_objects, self->objects_dir_fd, buf,
if (!list_loose_objects_at (self, dummy_loose_object_variant,
inout_objects, self->objects_dir_fd, buf,
commit_starting_with,
cancellable, error))
return FALSE;