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MDL-70828 performance: Allow session locking issue to be turned off.

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If a developer has debugging on then they will recieve all debugging
messages for locking whether wanted or not. We already have a setting
to display these messages.
This commit is contained in:
Adrian Greeve 2021-02-09 09:32:32 +08:00
parent a93828a188
commit cb69d6389c
1 changed files with 2 additions and 2 deletions
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4
lib/classes/session/manager.php
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@ -138,7 +138,7 @@ class manager {
self::$sessionactive = true; // Set here, so the session can be cleared if the security check fails.
self::check_security();
if (!$requireslock || $CFG->debugdeveloper || isset($CFG->enable_read_only_sessions_debug)) {
if (!$requireslock || isset($CFG->enable_read_only_sessions_debug)) {
self::$priorsession = (array) $_SESSION['SESSION'];
}
if (!empty($CFG->enable_read_only_sessions) && isset($_SESSION['SESSION']->cachestore_session)) {
@ -705,7 +705,7 @@ class manager {
self::sessionlock_debugging();
$requireslock = self::$handler->requires_write_lock();
if (!$requireslock || $CFG->debugdeveloper || isset($CFG->enable_read_only_sessions_debug)) {
if (!$requireslock || isset($CFG->enable_read_only_sessions_debug)) {
// Compare the array of the earlier session data with the array now, if
// there is a difference then a lock is required.
$arraydiff = self::array_session_diff(