From f9a76508ab2e0b54af753fb017838857a059b3c6 Mon Sep 17 00:00:00 2001 From: Flavio Cruz Date: Mon, 17 Apr 2023 00:46:36 -0400 Subject: Update task_basic_info and thread_basic_info to include time_value64_t data. RPCs remain compatible with existing clients but if they know about the new size then we will populate the new fields. Message-Id: --- kern/task.c | 16 +++++++++++----- 1 file changed, 11 insertions(+), 5 deletions(-) (limited to 'kern/task.c') diff --git a/kern/task.c b/kern/task.c index 65191f5d..9492b448 100644 --- a/kern/task.c +++ b/kern/task.c @@ -787,13 +787,13 @@ kern_return_t task_info( { task_basic_info_t basic_info; - /* Allow *task_info_count to be two words smaller than - the usual amount, because creation_time is a new member - that some callers might not know about. */ + /* Allow *task_info_count to be smaller than the provided amount + * that does not contain the new time_value64_t fields as some + * callers might not know about them yet. */ - if (*task_info_count < TASK_BASIC_INFO_COUNT - 2) { + if (*task_info_count < + TASK_BASIC_INFO_COUNT - 3 * sizeof(time_value64_t)/sizeof(integer_t)) return KERN_INVALID_ARGUMENT; - } basic_info = (task_basic_info_t) task_info_out; @@ -813,6 +813,12 @@ kern_return_t task_info( time_value64_t creation_time64; read_time_stamp(&task->creation_time, &creation_time64); TIME_VALUE64_TO_TIME_VALUE(&creation_time64, &basic_info->creation_time); + if (*task_info_count == TASK_BASIC_INFO_COUNT) { + /* Copy new time_value64_t fields */ + basic_info->user_time64 = task->total_user_time; + basic_info->system_time64 = task->total_system_time; + basic_info->creation_time64 = creation_time64; + } task_unlock(task); if (*task_info_count > TASK_BASIC_INFO_COUNT) -- cgit v1.2.3