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kernel: Make the "heap" backend to mem_pool default

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Remove the MEM_POOL_HEAP_BACKEND kconfig, treating it as true always.
Now the legacy mem_pool cannot be enabled and all usage uses the
k_heap/sys_heap backend.

Signed-off-by: Andy Ross <andrew.j.ross@intel.com>
This commit is contained in:
Andy Ross 2020-09-22 12:20:48 -07:00 • committed by Anas Nashif
commit 8a6aee9cac
21 changed files with 6 additions and 560 deletions
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include/kernel.h
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@ -4546,7 +4546,7 @@ void k_heap_free(struct k_heap *h, void *mem);
* If the pool is to be accessed outside the module where it is defined, it
* can be declared via
*
* @note When @option{CONFIG_MEM_POOL_HEAP_BACKEND} is enabled, the k_mem_pool
* @note The k_mem_pool
* API is implemented on top of a k_heap, which is a more general
* purpose allocator which does not make the same promises about
* splitting or alignment detailed above. Blocks will be aligned only