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authorMichal Schmidt <mschmidt@redhat.com>2014-08-13 01:00:18 +0200
committerMichal Schmidt <mschmidt@redhat.com>2014-09-15 16:08:50 +0200
commitd5099efc47d4e6ac60816b5381a5f607ab03f06e (patch)
tree661308aae8a0885e90da25874e7df3e795532356 /src/libsystemd/sd-event
parentf44541bc934c6e2b02155559e9eeb17a13a09558 (diff)
hashmap: introduce hash_ops to make struct Hashmap smaller
It is redundant to store 'hash' and 'compare' function pointers in struct Hashmap separately. The functions always comprise a pair. Store a single pointer to struct hash_ops instead. systemd keeps hundreds of hashmaps, so this saves a little bit of memory.
Diffstat (limited to 'src/libsystemd/sd-event')
-rw-r--r--src/libsystemd/sd-event/sd-event.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/libsystemd/sd-event/sd-event.c b/src/libsystemd/sd-event/sd-event.c
index 985ff2829b..b56182dda7 100644
--- a/src/libsystemd/sd-event/sd-event.c
+++ b/src/libsystemd/sd-event/sd-event.c
@@ -1032,7 +1032,7 @@ _public_ int sd_event_add_child(
assert_return(e->state != SD_EVENT_FINISHED, -ESTALE);
assert_return(!event_pid_changed(e), -ECHILD);
- r = hashmap_ensure_allocated(&e->child_sources, trivial_hash_func, trivial_compare_func);
+ r = hashmap_ensure_allocated(&e->child_sources, NULL);
if (r < 0)
return r;
@@ -1123,7 +1123,7 @@ _public_ int sd_event_add_post(
assert_return(e->state != SD_EVENT_FINISHED, -ESTALE);
assert_return(!event_pid_changed(e), -ECHILD);
- r = set_ensure_allocated(&e->post_sources, trivial_hash_func, trivial_compare_func);
+ r = set_ensure_allocated(&e->post_sources, NULL);
if (r < 0)
return r;