diff options
| author | Kees Cook <kees@kernel.org> | 2024-07-01 12:13:00 -0700 |
|---|---|---|
| committer | Vlastimil Babka <vbabka@suse.cz> | 2024-07-03 12:24:19 +0200 |
| commit | 2e8000b826fcd2716449d09753d5ed843067881e (patch) | |
| tree | b33af054aa12947149b094075755e59faf078c36 /mm/util.c | |
| parent | 67f2df3b82d091ed095d0e47e1f3a9d3e18e4e41 (diff) | |
mm/slab: Introduce kvmalloc_buckets_node() that can take kmem_buckets argument
Plumb kmem_buckets arguments through kvmalloc_node_noprof() so it is
possible to provide an API to perform kvmalloc-style allocations with
a particular set of buckets. Introduce kvmalloc_buckets_node() that takes a
kmem_buckets argument.
Signed-off-by: Kees Cook <kees@kernel.org>
Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
Diffstat (limited to 'mm/util.c')
| -rw-r--r-- | mm/util.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/mm/util.c b/mm/util.c index c9e519e6811f..28c5356b9f1c 100644 --- a/mm/util.c +++ b/mm/util.c @@ -594,9 +594,10 @@ unsigned long vm_mmap(struct file *file, unsigned long addr, EXPORT_SYMBOL(vm_mmap); /** - * kvmalloc_node - attempt to allocate physically contiguous memory, but upon + * __kvmalloc_node - attempt to allocate physically contiguous memory, but upon * failure, fall back to non-contiguous (vmalloc) allocation. * @size: size of the request. + * @b: which set of kmalloc buckets to allocate from. * @flags: gfp mask for the allocation - must be compatible (superset) with GFP_KERNEL. * @node: numa node to allocate from * @@ -609,7 +610,7 @@ EXPORT_SYMBOL(vm_mmap); * * Return: pointer to the allocated memory of %NULL in case of failure */ -void *kvmalloc_node_noprof(size_t size, gfp_t flags, int node) +void *__kvmalloc_node_noprof(DECL_BUCKET_PARAMS(size, b), gfp_t flags, int node) { gfp_t kmalloc_flags = flags; void *ret; @@ -631,7 +632,7 @@ void *kvmalloc_node_noprof(size_t size, gfp_t flags, int node) kmalloc_flags &= ~__GFP_NOFAIL; } - ret = kmalloc_node_noprof(size, kmalloc_flags, node); + ret = __kmalloc_node_noprof(PASS_BUCKET_PARAMS(size, b), kmalloc_flags, node); /* * It doesn't really make sense to fallback to vmalloc for sub page @@ -660,7 +661,7 @@ void *kvmalloc_node_noprof(size_t size, gfp_t flags, int node) flags, PAGE_KERNEL, VM_ALLOW_HUGE_VMAP, node, __builtin_return_address(0)); } -EXPORT_SYMBOL(kvmalloc_node_noprof); +EXPORT_SYMBOL(__kvmalloc_node_noprof); /** * kvfree() - Free memory. |