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| author | Alexander Lobakin <aleksander.lobakin@intel.com> | 2024-04-18 13:36:10 +0200 |
|---|---|---|
| committer | Tony Nguyen <anthony.l.nguyen@intel.com> | 2024-04-24 11:06:25 -0700 |
| commit | a1d6063d9f2f4f4f4ed1733ed3f3f63244c4afb5 (patch) | |
| tree | 3b02152c6e3d1a0749697056b5219f0c0fb53518 | |
| parent | 920d86f3c5529d658bb9576ae9120a2330d9b220 (diff) | |
| download | ath-a1d6063d9f2f4f4f4ed1733ed3f3f63244c4afb5.tar.gz | |
slab: introduce kvmalloc_array_node() and kvcalloc_node()
Add NUMA-aware counterparts for kvmalloc_array() and kvcalloc() to be
able to flexibly allocate arrays for a particular node.
Rewrite kvmalloc_array() to kvmalloc_array_node(NUMA_NO_NODE) call.
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Reviewed-by: Przemek Kitszel <przemyslaw.kitszel@intel.com>
Signed-off-by: Alexander Lobakin <aleksander.lobakin@intel.com>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
| -rw-r--r-- | include/linux/slab.h | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/include/linux/slab.h b/include/linux/slab.h index e53cbfa1832558..d1d1fa5e798306 100644 --- a/include/linux/slab.h +++ b/include/linux/slab.h @@ -774,14 +774,27 @@ static inline __alloc_size(1) void *kvzalloc(size_t size, gfp_t flags) return kvmalloc(size, flags | __GFP_ZERO); } -static inline __alloc_size(1, 2) void *kvmalloc_array(size_t n, size_t size, gfp_t flags) +static inline __alloc_size(1, 2) void * +kvmalloc_array_node(size_t n, size_t size, gfp_t flags, int node) { size_t bytes; if (unlikely(check_mul_overflow(n, size, &bytes))) return NULL; - return kvmalloc(bytes, flags); + return kvmalloc_node(bytes, flags, node); +} + +static inline __alloc_size(1, 2) void * +kvmalloc_array(size_t n, size_t size, gfp_t flags) +{ + return kvmalloc_array_node(n, size, flags, NUMA_NO_NODE); +} + +static inline __alloc_size(1, 2) void * +kvcalloc_node(size_t n, size_t size, gfp_t flags, int node) +{ + return kvmalloc_array_node(n, size, flags | __GFP_ZERO, node); } static inline __alloc_size(1, 2) void *kvcalloc(size_t n, size_t size, gfp_t flags) |