The SLAB_MEM_SPREAD flag used to be implemented in SLAB, which was
removed. SLUB instead relies on the page allocator's NUMA policies.
Change the flag's value to 0 to free up the value it had, and mark it
for full removal once all users are gone.
Reported-by: Steven Rostedt <rostedt@goodmis.org>
Closes: https://lore.kernel.org/all/
20240131172027.
10f64405@gandalf.local.home/
Reviewed-and-tested-by: Xiongwei Song <xiongwei.song@windriver.com>
Reviewed-by: Chengming Zhou <chengming.zhou@linux.dev>
Reviewed-by: Roman Gushchin <roman.gushchin@linux.dev>
Acked-by: David Rientjes <rientjes@google.com>
Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
*/
/* Defer freeing slabs to RCU */
#define SLAB_TYPESAFE_BY_RCU ((slab_flags_t __force)0x00080000U)
-/* Spread some memory over cpuset */
-#define SLAB_MEM_SPREAD ((slab_flags_t __force)0x00100000U)
/* Trace allocations and frees */
#define SLAB_TRACE ((slab_flags_t __force)0x00200000U)
#endif
#define SLAB_TEMPORARY SLAB_RECLAIM_ACCOUNT /* Objects are short-lived */
+/* Obsolete unused flag, to be removed */
+#define SLAB_MEM_SPREAD ((slab_flags_t __force)0U)
+
/*
* ZERO_SIZE_PTR will be returned for zero sized kmalloc requests.
*
SLAB_STORE_USER | \
SLAB_TRACE | \
SLAB_CONSISTENCY_CHECKS | \
- SLAB_MEM_SPREAD | \
SLAB_NOLEAKTRACE | \
SLAB_RECLAIM_ACCOUNT | \
SLAB_TEMPORARY | \