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arm_xxxxstack.c: small style fixes, changed calculation of stack start for checkstack.

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This commit is contained in:
Johannes Schock
2020-08-13 18:04:48 +02:00
committed by patacongo
parent 87614e2efd
commit 01715e4566
3 changed files with 9 additions and 26 deletions
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arch/arm/src/common/arm_checkstack.c
+7 -22
View File
@@ -59,7 +59,7 @@
* Private Function Prototypes * Private Function Prototypes
****************************************************************************/ ****************************************************************************/
static size_t do_stackcheck(uintptr_t alloc, size_t size, bool int_stack); static size_t do_stackcheck(uintptr_t alloc, size_t size);
/**************************************************************************** /****************************************************************************
* Name: do_stackcheck * Name: do_stackcheck
@@ -78,7 +78,7 @@ static size_t do_stackcheck(uintptr_t alloc, size_t size, bool int_stack);
* *
****************************************************************************/ ****************************************************************************/
static size_t do_stackcheck(uintptr_t alloc, size_t size, bool int_stack) static size_t do_stackcheck(uintptr_t alloc, size_t size)
{ {
FAR uintptr_t start; FAR uintptr_t start;
FAR uintptr_t end; FAR uintptr_t end;
@@ -92,20 +92,7 @@ static size_t do_stackcheck(uintptr_t alloc, size_t size, bool int_stack)
/* Get aligned addresses of the top and bottom of the stack */ /* Get aligned addresses of the top and bottom of the stack */
if (!int_stack) start = alloc & ~3;
{
/* Skip over the TLS data structure at the bottom of the stack */
#ifdef CONFIG_TLS_ALIGNED
DEBUGASSERT((alloc & TLS_STACK_MASK) == 0);
#endif
start = alloc + sizeof(struct tls_info_s);
}
else
{
start = alloc & ~3;
}
end = (alloc + size + 3) & ~3; end = (alloc + size + 3) & ~3;
/* Get the adjusted size based on the top and bottom of the stack */ /* Get the adjusted size based on the top and bottom of the stack */
@@ -188,8 +175,8 @@ static size_t do_stackcheck(uintptr_t alloc, size_t size, bool int_stack)
size_t up_check_tcbstack(FAR struct tcb_s *tcb) size_t up_check_tcbstack(FAR struct tcb_s *tcb)
{ {
return do_stackcheck((uintptr_t)tcb->stack_alloc_ptr, tcb->adj_stack_size, return do_stackcheck((uintptr_t)tcb->adj_stack_ptr - tcb->adj_stack_size,
false); tcb->adj_stack_size);
} }
ssize_t up_check_tcbstack_remain(FAR struct tcb_s *tcb) ssize_t up_check_tcbstack_remain(FAR struct tcb_s *tcb)
@@ -212,12 +199,10 @@ size_t up_check_intstack(void)
{ {
#ifdef CONFIG_SMP #ifdef CONFIG_SMP
return do_stackcheck(arm_intstack_base(), return do_stackcheck(arm_intstack_base(),
(CONFIG_ARCH_INTERRUPTSTACK & ~3), (CONFIG_ARCH_INTERRUPTSTACK & ~3));
true);
#else #else
return do_stackcheck((uintptr_t)&g_intstackalloc, return do_stackcheck((uintptr_t)&g_intstackalloc,
(CONFIG_ARCH_INTERRUPTSTACK & ~3), (CONFIG_ARCH_INTERRUPTSTACK & ~3));
true);
#endif #endif
} }
arch/arm/src/common/arm_createstack.c
-1
View File
@@ -218,7 +218,6 @@ int up_create_stack(FAR struct tcb_s *tcb, size_t stack_size, uint8_t ttype)
arm_stack_color((FAR void *)((uintptr_t)tcb->adj_stack_ptr - arm_stack_color((FAR void *)((uintptr_t)tcb->adj_stack_ptr -
tcb->adj_stack_size), tcb->adj_stack_size); tcb->adj_stack_size), tcb->adj_stack_size);
#endif /* CONFIG_STACK_COLORATION */ #endif /* CONFIG_STACK_COLORATION */
board_autoled_on(LED_STACKCREATED); board_autoled_on(LED_STACKCREATED);
arch/arm/src/common/arm_usestack.c
+2 -3
View File
@@ -137,7 +137,7 @@ int up_use_stack(struct tcb_s *tcb, void *stack, size_t stack_size)
memset(tcb->stack_alloc_ptr, 0, sizeof(struct tls_info_s)); memset(tcb->stack_alloc_ptr, 0, sizeof(struct tls_info_s));
#ifdef CONFIG_STACK_COLORATION #ifdef CONFIG_STACK_COLORATION
/* If stack debug is enabled, then fill the stack with a /* If stack debug is enabled, then fill the stack with a
* recognizable value that we can use later to test for high * recognizable value that we can use later to test for high
* water marks. * water marks.
@@ -145,8 +145,7 @@ int up_use_stack(struct tcb_s *tcb, void *stack, size_t stack_size)
arm_stack_color((FAR void *)((uintptr_t)tcb->adj_stack_ptr - arm_stack_color((FAR void *)((uintptr_t)tcb->adj_stack_ptr -
tcb->adj_stack_size), tcb->adj_stack_size); tcb->adj_stack_size), tcb->adj_stack_size);
#endif /* CONFIG_STACK_COLORATION */
#endif /* CONFIG_STACK_COLORATION */
return OK; return OK;
} }