diff options
| author | Suren Baghdasaryan <surenb@google.com> | 2023-02-02 18:24:20 +0000 |
|---|---|---|
| committer | Suren Baghdasaryan <surenb@google.com> | 2024-02-11 10:45:52 -0800 |
| commit | 478f44b44133c8d91d2da1135bcbf0fee6c9d2c9 (patch) | |
| tree | d3cca223ca3307ef43a203e738ebbe21622b5ac1 /mm/util.c | |
| parent | cab52ec17fc87063c943288f42c129040df41337 (diff) | |
mm/slab: enable slab allocation tagging for kmalloc and friends
Redefine kmalloc, krealloc, kzalloc, kcalloc, etc. to record allocations
and deallocations done by these functions.
Signed-off-by: Suren Baghdasaryan <surenb@google.com>
Co-developed-by: Kent Overstreet <kent.overstreet@linux.dev>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'mm/util.c')
| -rw-r--r-- | mm/util.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/mm/util.c b/mm/util.c index 5a6a9802583b..291f7945190f 100644 --- a/mm/util.c +++ b/mm/util.c @@ -115,7 +115,7 @@ char *kstrndup(const char *s, size_t max, gfp_t gfp) EXPORT_SYMBOL(kstrndup); /** - * kmemdup - duplicate region of memory + * kmemdup_noprof - duplicate region of memory * * @src: memory region to duplicate * @len: memory region length @@ -124,16 +124,16 @@ EXPORT_SYMBOL(kstrndup); * Return: newly allocated copy of @src or %NULL in case of error, * result is physically contiguous. Use kfree() to free. */ -void *kmemdup(const void *src, size_t len, gfp_t gfp) +void *kmemdup_noprof(const void *src, size_t len, gfp_t gfp) { void *p; - p = kmalloc_track_caller(len, gfp); + p = kmalloc_node_track_caller_noprof(len, gfp, NUMA_NO_NODE, _RET_IP_); if (p) memcpy(p, src, len); return p; } -EXPORT_SYMBOL(kmemdup); +EXPORT_SYMBOL(kmemdup_noprof); /** * kvmemdup - duplicate region of memory @@ -577,7 +577,7 @@ 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_noprof - attempt to allocate physically contiguous memory, but upon * failure, fall back to non-contiguous (vmalloc) allocation. * @size: size of the request. * @flags: gfp mask for the allocation - must be compatible (superset) with GFP_KERNEL. @@ -592,7 +592,7 @@ EXPORT_SYMBOL(vm_mmap); * * Return: pointer to the allocated memory of %NULL in case of failure */ -void *kvmalloc_node(size_t size, gfp_t flags, int node) +void *kvmalloc_node_noprof(size_t size, gfp_t flags, int node) { gfp_t kmalloc_flags = flags; void *ret; @@ -614,7 +614,7 @@ void *kvmalloc_node(size_t size, gfp_t flags, int node) kmalloc_flags &= ~__GFP_NOFAIL; } - ret = kmalloc_node(size, kmalloc_flags, node); + ret = kmalloc_node_noprof(size, kmalloc_flags, node); /* * It doesn't really make sense to fallback to vmalloc for sub page @@ -643,7 +643,7 @@ void *kvmalloc_node(size_t size, gfp_t flags, int node) flags, PAGE_KERNEL, VM_ALLOW_HUGE_VMAP, node, __builtin_return_address(0)); } -EXPORT_SYMBOL(kvmalloc_node); +EXPORT_SYMBOL(kvmalloc_node_noprof); /** * kvfree() - Free memory. @@ -682,7 +682,7 @@ void kvfree_sensitive(const void *addr, size_t len) } EXPORT_SYMBOL(kvfree_sensitive); -void *kvrealloc(const void *p, size_t oldsize, size_t newsize, gfp_t flags) +void *kvrealloc_noprof(const void *p, size_t oldsize, size_t newsize, gfp_t flags) { void *newp; @@ -695,7 +695,7 @@ void *kvrealloc(const void *p, size_t oldsize, size_t newsize, gfp_t flags) kvfree(p); return newp; } -EXPORT_SYMBOL(kvrealloc); +EXPORT_SYMBOL(kvrealloc_noprof); /** * __vmalloc_array - allocate memory for a virtually contiguous array. |