kernel: userspace: Fix dynamic thread stack allocation for RISC-V
RISC-V use the same logic for dynamic thread stacks allocation as ARM. This fixup reuses ARM code. Signed-off-by: Rick Tsao <rick592@andestech.com>
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1 changed files with 10 additions and 10 deletions
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@ -51,19 +51,19 @@ static struct k_spinlock lists_lock; /* kobj dlist */
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static struct k_spinlock objfree_lock; /* k_object_free */
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#ifdef CONFIG_GEN_PRIV_STACKS
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/* On ARM & ARC MPU we may have two different alignment requirement
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/* On ARM & ARC MPU & RISC-V PMP we may have two different alignment requirement
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* when dynamically allocating thread stacks, one for the privileged
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* stack and other for the user stack, so we need to account the
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* worst alignment scenario and reserve space for that.
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*/
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#if defined(CONFIG_ARM_MPU) || defined(CONFIG_ARC_MPU)
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#if defined(CONFIG_ARM_MPU) || defined(CONFIG_ARC_MPU) || defined(CONFIG_RISCV_PMP)
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#define STACK_ELEMENT_DATA_SIZE(size) \
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(sizeof(struct z_stack_data) + CONFIG_PRIVILEGED_STACK_SIZE + \
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Z_THREAD_STACK_OBJ_ALIGN(size) + K_THREAD_STACK_LEN(size))
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#else
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#define STACK_ELEMENT_DATA_SIZE(size) (sizeof(struct z_stack_data) + \
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K_THREAD_STACK_LEN(size))
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#endif /* CONFIG_ARM_MPU || CONFIG_ARC_MPU */
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#endif /* CONFIG_ARM_MPU || CONFIG_ARC_MPU || CONFIG_RISCV_PMP */
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#else
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#define STACK_ELEMENT_DATA_SIZE(size) K_THREAD_STACK_LEN(size)
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#endif /* CONFIG_GEN_PRIV_STACKS */
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@ -150,13 +150,13 @@ uint8_t *z_priv_stack_find(k_thread_stack_t *stack)
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#endif /* ARCH_DYNAMIC_OBJ_K_THREAD_ALIGNMENT */
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#ifdef CONFIG_DYNAMIC_THREAD_STACK_SIZE
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#ifndef CONFIG_MPU_STACK_GUARD
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#define DYN_OBJ_DATA_ALIGN_K_THREAD_STACK \
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Z_THREAD_STACK_OBJ_ALIGN(CONFIG_PRIVILEGED_STACK_SIZE)
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#else
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#if defined(CONFIG_MPU_STACK_GUARD) || defined(CONFIG_PMP_STACK_GUARD)
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#define DYN_OBJ_DATA_ALIGN_K_THREAD_STACK \
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Z_THREAD_STACK_OBJ_ALIGN(CONFIG_DYNAMIC_THREAD_STACK_SIZE)
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#endif /* !CONFIG_MPU_STACK_GUARD */
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#else
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#define DYN_OBJ_DATA_ALIGN_K_THREAD_STACK \
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Z_THREAD_STACK_OBJ_ALIGN(CONFIG_PRIVILEGED_STACK_SIZE)
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#endif /* CONFIG_MPU_STACK_GUARD || CONFIG_PMP_STACK_GUARD */
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#else
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#define DYN_OBJ_DATA_ALIGN_K_THREAD_STACK \
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Z_THREAD_STACK_OBJ_ALIGN(ARCH_STACK_PTR_ALIGN)
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@ -349,13 +349,13 @@ static struct k_object *dynamic_object_create(enum k_objects otype, size_t align
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stack_data->priv = (uint8_t *)dyn->data;
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stack_data->size = adjusted_size;
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dyn->kobj.data.stack_data = stack_data;
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#if defined(CONFIG_ARM_MPU) || defined(CONFIG_ARC_MPU)
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#if defined(CONFIG_ARM_MPU) || defined(CONFIG_ARC_MPU) || defined(CONFIG_RISCV_PMP)
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dyn->kobj.name = (void *)ROUND_UP(
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((uint8_t *)dyn->data + CONFIG_PRIVILEGED_STACK_SIZE),
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Z_THREAD_STACK_OBJ_ALIGN(size));
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#else
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dyn->kobj.name = dyn->data;
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#endif /* CONFIG_ARM_MPU || CONFIG_ARC_MPU */
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#endif /* CONFIG_ARM_MPU || CONFIG_ARC_MPU || CONFIG_RISCV_PMP */
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#else
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dyn->kobj.name = dyn->data;
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dyn->kobj.data.stack_size = adjusted_size;
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