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sched: rename scheduler to the_scheduler

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This commit is contained in:
Matt Traudt 2017-09-13 12:54:49 -04:00 committed by David Goulet
parent 7f1d643083
commit 8ccb2c106a
3 changed files with 41 additions and 41 deletions
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48
src/or/scheduler.c
View File

@ -148,7 +148,7 @@
* outside the scheduling system)
*****************************************************************************/
STATIC scheduler_t *scheduler;
STATIC scheduler_t *the_scheduler;
/*
* We keep a list of channels that are pending - i.e, have cells to write
@ -187,12 +187,12 @@ scheduler_evt_callback(evutil_socket_t fd, short events, void *arg)
tor_assert(run_sched_ev);
/* Run the scheduler. This is a mandatory function. */
tor_assert(scheduler->run);
scheduler->run();
tor_assert(the_scheduler->run);
the_scheduler->run();
/* Schedule itself back in if it has more work. */
tor_assert(scheduler->schedule);
scheduler->schedule();
tor_assert(the_scheduler->schedule);
the_scheduler->schedule();
}
/*****************************************************************************
@ -275,16 +275,16 @@ set_scheduler(void)
int have_kist = 0;
/* Switch, if needed */
scheduler_t *old_scheduler = scheduler;
scheduler_t *old_scheduler = the_scheduler;
if (scheduler_should_use_kist()) {
scheduler = get_kist_scheduler();
the_scheduler = get_kist_scheduler();
have_kist = 1;
} else {
scheduler = get_vanilla_scheduler();
the_scheduler = get_vanilla_scheduler();
}
tor_assert(scheduler);
tor_assert(the_scheduler);
if (old_scheduler != scheduler) {
if (old_scheduler != the_scheduler) {
/* Allow the old scheduler to clean up, if needed. */
if (old_scheduler && old_scheduler->free_all) {
old_scheduler->free_all();
@ -293,8 +293,8 @@ set_scheduler(void)
* we've allocated so we can do an easy switch back. */
/* Initialize the new scheduler. */
if (scheduler->init) {
scheduler->init();
if (the_scheduler->init) {
the_scheduler->init();
}
log_notice(LD_CONFIG, "Using the %s scheduler.",
have_kist ? "KIST" : "vanilla");
@ -312,8 +312,8 @@ scheduler_conf_changed(void)
set_scheduler();
/* Then tell the (possibly new) scheduler that we have new options. */
if (scheduler->on_new_options) {
scheduler->on_new_options();
if (the_scheduler->on_new_options) {
the_scheduler->on_new_options();
}
}
@ -325,8 +325,8 @@ scheduler_notify_networkstatus_changed(const networkstatus_t *old_c,
const networkstatus_t *new_c)
{
/* Then tell the (possibly new) scheduler that we have a new consensus */
if (scheduler->on_new_consensus) {
scheduler->on_new_consensus(old_c, new_c);
if (the_scheduler->on_new_consensus) {
the_scheduler->on_new_consensus(old_c, new_c);
}
/* Maybe the consensus param made us change the scheduler. */
set_scheduler();
@ -356,11 +356,11 @@ scheduler_free_all(void)
channels_pending = NULL;
}
if (scheduler && scheduler->free_all) {
scheduler->free_all();
if (the_scheduler && the_scheduler->free_all) {
the_scheduler->free_all();
}
tor_free(scheduler);
scheduler = NULL;
tor_free(the_scheduler);
the_scheduler = NULL;
}
/** Mark a channel as no longer ready to accept writes */
@ -429,7 +429,7 @@ scheduler_channel_has_waiting_cells,(channel_t *chan))
U64_PRINTF_ARG(chan->global_identifier), chan);
/* If we made a channel pending, we potentially have scheduling work to
* do. */
scheduler->schedule();
the_scheduler->schedule();
} else {
/*
* It's not in waiting_for_cells, so it can't become pending; it's
@ -487,8 +487,8 @@ scheduler_release_channel,(channel_t *chan))
offsetof(channel_t, sched_heap_idx),
chan);
}
if (scheduler->on_channel_free) {
scheduler->on_channel_free(chan);
if (the_scheduler->on_channel_free) {
the_scheduler->on_channel_free(chan);
}
}
@ -520,7 +520,7 @@ scheduler_channel_wants_writes(channel_t *chan)
"to pending",
U64_PRINTF_ARG(chan->global_identifier), chan);
/* We just made a channel pending, we have scheduling work to do. */
scheduler->schedule();
the_scheduler->schedule();
} else {
/*
* It's not in SCHED_CHAN_WAITING_TO_WRITE, so it can't become pending;

2
src/or/scheduler.h
View File

@ -138,7 +138,7 @@ MOCK_DECL(int, scheduler_compare_channels,
#ifdef TOR_UNIT_TESTS
extern smartlist_t *channels_pending;
extern struct event *run_sched_ev;
extern scheduler_t *scheduler;
extern scheduler_t *the_scheduler;
void scheduler_touch_channel(channel_t *chan);
#endif /* TOR_UNIT_TESTS */

32
src/test/test_scheduler.c
View File

@ -408,7 +408,7 @@ perform_channel_state_tests(int KISTSchedRunInterval)
* Disable scheduler_run so we can just check the state transitions
* without having to make everything it might call work too.
*/
scheduler->run = scheduler_run_noop_mock;
the_scheduler->run = scheduler_run_noop_mock;
tt_int_op(smartlist_len(channels_pending), OP_EQ, 0);
@ -616,8 +616,8 @@ test_scheduler_loop_vanilla(void *arg)
* Disable scheduler_run so we can just check the state transitions
* without having to make everything it might call work too.
*/
run_func_ptr = scheduler->run;
scheduler->run = scheduler_run_noop_mock;
run_func_ptr = the_scheduler->run;
the_scheduler->run = scheduler_run_noop_mock;
tt_int_op(smartlist_len(channels_pending), OP_EQ, 0);
@ -807,19 +807,19 @@ test_scheduler_loop_kist(void *arg)
scheduler_channel_wants_writes(ch2);
channel_flush_some_cells_mock_set(ch2, 5);
scheduler->run();
the_scheduler->run();
scheduler_channel_has_waiting_cells(ch1);
channel_flush_some_cells_mock_set(ch1, 5);
scheduler->run();
the_scheduler->run();
scheduler_channel_has_waiting_cells(ch1);
channel_flush_some_cells_mock_set(ch1, 5);
scheduler_channel_has_waiting_cells(ch2);
channel_flush_some_cells_mock_set(ch2, 5);
scheduler->run();
the_scheduler->run();
channel_flush_some_cells_mock_free_all();
tt_int_op(1,==,1);
@ -865,7 +865,7 @@ test_scheduler_initfree(void *arg)
tt_ptr_op(run_sched_ev, !=, NULL);
/* We have specified nothing in the torrc and there's no consensus so the
* KIST scheduler is what should be in use */
tt_ptr_op(scheduler, ==, get_kist_scheduler());
tt_ptr_op(the_scheduler, ==, get_kist_scheduler());
tt_int_op(sched_run_interval, ==, 10);
scheduler_free_all();
@ -954,35 +954,35 @@ test_scheduler_ns_changed(void *arg)
MOCK(get_options, mock_get_options);
clear_options();
tt_ptr_op(scheduler, ==, NULL);
tt_ptr_op(the_scheduler, ==, NULL);
/* Change from vanilla to kist via consensus */
scheduler = get_vanilla_scheduler();
the_scheduler = get_vanilla_scheduler();
MOCK(networkstatus_get_param, mock_kist_networkstatus_get_param);
scheduler_notify_networkstatus_changed(NULL, NULL);
UNMOCK(networkstatus_get_param);
tt_ptr_op(scheduler, ==, get_kist_scheduler());
tt_ptr_op(the_scheduler, ==, get_kist_scheduler());
/* Change from kist to vanilla via consensus */
scheduler = get_kist_scheduler();
the_scheduler = get_kist_scheduler();
MOCK(networkstatus_get_param, mock_vanilla_networkstatus_get_param);
scheduler_notify_networkstatus_changed(NULL, NULL);
UNMOCK(networkstatus_get_param);
tt_ptr_op(scheduler, ==, get_vanilla_scheduler());
tt_ptr_op(the_scheduler, ==, get_vanilla_scheduler());
/* Doesn't change when using KIST */
scheduler = get_kist_scheduler();
the_scheduler = get_kist_scheduler();
MOCK(networkstatus_get_param, mock_kist_networkstatus_get_param);
scheduler_notify_networkstatus_changed(NULL, NULL);
UNMOCK(networkstatus_get_param);
tt_ptr_op(scheduler, ==, get_kist_scheduler());
tt_ptr_op(the_scheduler, ==, get_kist_scheduler());
/* Doesn't change when using vanilla */
scheduler = get_vanilla_scheduler();
the_scheduler = get_vanilla_scheduler();
MOCK(networkstatus_get_param, mock_vanilla_networkstatus_get_param);
scheduler_notify_networkstatus_changed(NULL, NULL);
UNMOCK(networkstatus_get_param);
tt_ptr_op(scheduler, ==, get_vanilla_scheduler());
tt_ptr_op(the_scheduler, ==, get_vanilla_scheduler());
done:
UNMOCK(get_options);