kernel: Add CONFIG_MEM_SLAB_POINTER_VALIDATE
Makes the validation of both allocated memory slab pointer and the memory slab pointer to free configurable. Signed-off-by: Peter Mitsis <peter.mitsis@intel.com>
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2 changed files with 11 additions and 0 deletions
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@ -677,6 +677,13 @@ config POLL
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concurrently, which can be either directly triggered or triggered by
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the availability of some kernel objects (semaphores and FIFOs).
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config MEM_SLAB_POINTER_VALIDATE
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bool "Validate the memory slab pointer when allocating or freeing"
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default ASSERT
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help
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This enables additional runtime checks to validate the memory slab
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pointer during when allocating or freeing a memory slab.
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config MEM_SLAB_TRACE_MAX_UTILIZATION
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bool "Getting maximum slab utilization"
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help
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@ -206,6 +206,10 @@ out:
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static bool slab_ptr_is_good(struct k_mem_slab *slab, const void *ptr)
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{
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if (!IS_ENABLED(CONFIG_MEM_SLAB_POINTER_VALIDATE)) {
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return true;
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}
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const char *p = ptr;
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ptrdiff_t offset = p - slab->buffer;
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