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arch: deprecate _current

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`_current` is now functionally equals to `arch_curr_thread()`, remove
its usage in-tree and deprecate it instead of removing it outright,
as it has been with us since forever.

Signed-off-by: Yong Cong Sin <ycsin@meta.com>
Signed-off-by: Yong Cong Sin <yongcong.sin@gmail.com>
This commit is contained in:
Yong Cong Sin 2024-11-19 13:57:54 +08:00 • committed by Anas Nashif
commit b1def7145f
107 changed files with 490 additions and 479 deletions
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6
tests/ztest/error_hook/src/main.c
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@ -71,10 +71,10 @@ __no_optimization static void trigger_fault_access(void)
#elif defined(CONFIG_CPU_CORTEX_M) || defined(CONFIG_CPU_AARCH32_CORTEX_R) || \
defined(CONFIG_CPU_AARCH64_CORTEX_R)
/* As this test case only runs when User Mode is enabled,
* accessing _current always triggers a memory access fault,
* accessing arch_current_thread() always triggers a memory access fault,
* and is guaranteed not to trigger SecureFault exceptions.
*/
void *a = (void *)_current;
void *a = (void *)arch_current_thread();
#else
/* For most arch which support userspace, dereferencing NULL
* pointer will be caught by exception.
@ -338,7 +338,7 @@ ZTEST(error_hook_tests, test_catch_assert_in_isr)
static void trigger_z_oops(void)
{
/* Set up a dummy syscall frame, pointing to a valid area in memory. */
_current->syscall_frame = _image_ram_start;
arch_current_thread()->syscall_frame = _image_ram_start;
K_OOPS(true);
}