tests: kernel: remove ram restrictions

Remove all ram restrictions in kernel tests and revisit all tests and
try to make them pass on all platforms.

Signed-off-by: Anas Nashif <anas.nashif@intel.com>

tests/kernel/common/testcase.yaml

@@ -3,11 +3,9 @@ tests:
     tags: kernel userspace
     build_on_all: true
     min_flash: 33
-    min_ram: 32
   kernel.common.misra:
     tags: kernel userspace
     min_flash: 33
-    min_ram: 32
     # Some configurations are known-incompliant and won't build
     filter: not ((CONFIG_I2C or CONFIG_SPI) and CONFIG_USERSPACE)
     extra_configs:

tests/kernel/context/testcase.yaml

@@ -1,4 +1,3 @@
 tests:
   kernel.common:
     tags: kernel
-    min_ram: 20

tests/kernel/fifo/fifo_timeout/prj.conf

@@ -1,3 +1,5 @@
 CONFIG_ZTEST=y
 CONFIG_IRQ_OFFLOAD=y
 CONFIG_MP_NUM_CPUS=1
+CONFIG_TIMESLICING=n
+CONFIG_ASSERT_VERBOSE=n

tests/kernel/fifo/fifo_timeout/src/main.c

@@ -75,7 +75,7 @@ struct timeout_order_data timeout_order_data_mult_fifo[] = {
 };
 
 #define TIMEOUT_ORDER_NUM_THREADS	ARRAY_SIZE(timeout_order_data_mult_fifo)
-#define TSTACK_SIZE			(1024 + CONFIG_TEST_EXTRA_STACKSIZE)
+#define TSTACK_SIZE			(512 + CONFIG_TEST_EXTRA_STACKSIZE)
 #define FIFO_THREAD_PRIO		-5
 
 static K_THREAD_STACK_ARRAY_DEFINE(ttstack,

tests/kernel/fifo/fifo_timeout/testcase.yaml

@@ -1,8 +1,6 @@
 tests:
   kernel.fifo.timeout:
-    min_ram: 32
     tags: kernel
   kernel.fifo.timeout.poll:
-    min_ram: 32
     extra_args: CONF_FILE="prj_poll.conf"
     tags: kernel

tests/kernel/lifo/lifo_usage/testcase.yaml

@@ -1,5 +1,4 @@
 tests:
   kernel.lifo.usage:
-    min_ram: 32
     tags: kernel
-    platform_exclude: m2gl025_miv
+    #platform_exclude: m2gl025_miv

tests/kernel/mbox/mbox_api/testcase.yaml

@@ -1,4 +1,3 @@
 tests:
   kernel.mailbox.api:
     tags: kernel
-    min_ram: 20

tests/kernel/mem_pool/mem_pool/testcase.yaml

@@ -1,6 +1,5 @@
 tests:
   kernel.memory_pool:
-    min_ram: 32
     tags: kernel mem_pool
   kernel.memory_pool.legacy:
     min_ram: 32

tests/kernel/mem_pool/sys_mem_pool/testcase.yaml

@@ -1,4 +1,3 @@
 tests:
   kernel.memory_pool.sys:
-    min_ram: 32
     tags: kernel userspace mem_pool

tests/kernel/mem_protect/futex/testcase.yaml

@@ -1,5 +1,4 @@
 tests:
   kernel.futex:
     filter: CONFIG_ARCH_HAS_USERSPACE
-    min_ram: 36
     tags: kernel userspace

tests/kernel/mem_protect/mem_protect/testcase.yaml

@@ -1,11 +1,9 @@
 tests:
   kernel.memory_protection:
-    min_ram: 32
     filter: CONFIG_ARCH_HAS_USERSPACE
     platform_exclude: twr_ke18f
     tags: kernel security userspace ignore_faults
   kernel.memory_protection.gap_filling:
     filter: CONFIG_ARCH_HAS_USERSPACE and CONFIG_MPU_REQUIRES_NON_OVERLAPPING_REGIONS
     extra_args: CONFIG_MPU_GAP_FILLING=y
-    min_ram: 32
     tags: kernel security userspace ignore_faults

tests/kernel/mem_protect/sys_sem/testcase.yaml

@@ -1,6 +1,5 @@
 tests:
   kernel.memory_protection.sys_sem:
-    min_ram: 36
     tags: kernel userspace
   kernel.memory_protection.sys_sem.nouser:
     tags: kernel

tests/kernel/mem_protect/userspace/testcase.yaml

@@ -2,9 +2,7 @@ tests:
   kernel.memory_protection.userspace:
     filter: CONFIG_ARCH_HAS_USERSPACE
     tags: kernel security userspace ignore_faults
-    min_ram: 36
   kernel.memory_protection.userspace.gap_filling:
     filter: CONFIG_ARCH_HAS_USERSPACE and CONFIG_MPU_REQUIRES_NON_OVERLAPPING_REGIONS
     extra_args: CONFIG_MPU_GAP_FILLING=y
     tags: kernel security userspace ignore_faults
-    min_ram: 36

tests/kernel/mem_slab/mslab/testcase.yaml

@@ -1,4 +1,3 @@
 tests:
   kernel.memory_slabs.api:
     tags: kernel
-    min_ram: 16

tests/kernel/mutex/sys_mutex/testcase.yaml

@@ -1,6 +1,5 @@
 tests:
   system.mutex:
-    min_ram: 32
     filter: CONFIG_ARCH_HAS_USERSPACE
     tags: kernel userspace
   system.mutex.nouser:

tests/kernel/obj_tracing/testcase.yaml

@@ -1,4 +1,3 @@
 tests:
   kernel.objects.tracing:
-    min_ram: 32
     tags: kernel

tests/kernel/pending/testcase.yaml

@@ -1,4 +1,3 @@
 tests:
   kernel.objects:
-    min_ram: 16
     tags: kernel

tests/kernel/poll/testcase.yaml

@@ -1,6 +1,4 @@
 tests:
   kernel.poll:
     tags: kernel userspace
-    min_ram: 16
-    min_flash: 34
     platform_exclude: nrf52dk_nrf52810

tests/kernel/sched/schedule_api/testcase.yaml

@@ -3,23 +3,19 @@ tests:
     filter: not CONFIG_SCHED_MULTIQ
     extra_configs:
       - CONFIG_TIMESLICING=y
-    min_ram: 40
     tags: kernel threads sched userspace
   kernel.scheduler.no_timeslicing:
     filter: not CONFIG_SCHED_MULTIQ
     extra_configs:
       - CONFIG_TIMESLICING=n
-    min_ram: 40
     tags: kernel threads sched userspace
   kernel.scheduler.multiq:
     extra_args: CONF_FILE=prj_multiq.conf
     extra_configs:
       - CONFIG_TIMESLICING=y
-    min_ram: 40
     tags: kernel threads sched userspace
   kernel.scheduler.multiq_no_timeslicing:
     extra_args: CONF_FILE=prj_multiq.conf
     extra_configs:
       - CONFIG_TIMESLICING=n
-    min_ram: 40
     tags: kernel threads sched userspace

tests/kernel/semaphore/semaphore/testcase.yaml

@@ -1,4 +1,3 @@
 tests:
   kernel.semaphore:
-    min_ram: 32
     tags: kernel userspace