mm: vmalloc: enable memory allocation profiling

This wrapps all external vmalloc allocation functions with the
alloc_hooks() wrapper, and switches internal allocations to _noprof
variants where appropriate, for the new memory allocation profiling
feature.

[surenb@google.com: arch/um: fix forward declaration for vmalloc]
  Link: https://lkml.kernel.org/r/20240326073750.726636-1-surenb@google.com
[surenb@google.com: undo _noprof additions in the documentation]
  Link: https://lkml.kernel.org/r/20240326231453.1206227-5-surenb@google.com
Link: https://lkml.kernel.org/r/20240321163705.3067592-31-surenb@google.com
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Signed-off-by: Suren Baghdasaryan <surenb@google.com>
Tested-by: Kees Cook <keescook@chromium.org>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>
Cc: Alex Gaynor <alex.gaynor@gmail.com>
Cc: Alice Ryhl <aliceryhl@google.com>
Cc: Andreas Hindborg <a.hindborg@samsung.com>
Cc: Benno Lossin <benno.lossin@proton.me>
Cc: "Björn Roy Baron" <bjorn3_gh@protonmail.com>
Cc: Boqun Feng <boqun.feng@gmail.com>
Cc: Christoph Lameter <cl@linux.com>
Cc: Dennis Zhou <dennis@kernel.org>
Cc: Gary Guo <gary@garyguo.net>
Cc: Miguel Ojeda <ojeda@kernel.org>
Cc: Pasha Tatashin <pasha.tatashin@soleen.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Tejun Heo <tj@kernel.org>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Wedson Almeida Filho <wedsonaf@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>

1 files changed, 45 insertions, 15 deletions

diff --git a/include/linux/vmalloc.h b/include/linux/vmalloc.h
index 98ea90e90439..e4a631ec430b 100644
--- a/include/linux/vmalloc.h
+++ b/include/linux/vmalloc.h
@@ -2,6 +2,8 @@
 #ifndef _LINUX_VMALLOC_H
 #define _LINUX_VMALLOC_H
 
+#include <linux/alloc_tag.h>
+#include <linux/sched.h>
 #include <linux/spinlock.h>
 #include <linux/init.h>
 #include <linux/list.h>
@@ -138,26 +140,54 @@ extern unsigned long vmalloc_nr_pages(void);
 static inline unsigned long vmalloc_nr_pages(void) { return 0; }
 #endif
 
-extern void *vmalloc(unsigned long size) __alloc_size(1);
-extern void *vzalloc(unsigned long size) __alloc_size(1);
-extern void *vmalloc_user(unsigned long size) __alloc_size(1);
-extern void *vmalloc_node(unsigned long size, int node) __alloc_size(1);
-extern void *vzalloc_node(unsigned long size, int node) __alloc_size(1);
-extern void *vmalloc_32(unsigned long size) __alloc_size(1);
-extern void *vmalloc_32_user(unsigned long size) __alloc_size(1);
-extern void *__vmalloc(unsigned long size, gfp_t gfp_mask) __alloc_size(1);
-extern void *__vmalloc_node_range(unsigned long size, unsigned long align,
+extern void *vmalloc_noprof(unsigned long size) __alloc_size(1);
+#define vmalloc(...)		alloc_hooks(vmalloc_noprof(__VA_ARGS__))
+
+extern void *vzalloc_noprof(unsigned long size) __alloc_size(1);
+#define vzalloc(...)		alloc_hooks(vzalloc_noprof(__VA_ARGS__))
+
+extern void *vmalloc_user_noprof(unsigned long size) __alloc_size(1);
+#define vmalloc_user(...)	alloc_hooks(vmalloc_user_noprof(__VA_ARGS__))
+
+extern void *vmalloc_node_noprof(unsigned long size, int node) __alloc_size(1);
+#define vmalloc_node(...)	alloc_hooks(vmalloc_node_noprof(__VA_ARGS__))
+
+extern void *vzalloc_node_noprof(unsigned long size, int node) __alloc_size(1);
+#define vzalloc_node(...)	alloc_hooks(vzalloc_node_noprof(__VA_ARGS__))
+
+extern void *vmalloc_32_noprof(unsigned long size) __alloc_size(1);
+#define vmalloc_32(...)		alloc_hooks(vmalloc_32_noprof(__VA_ARGS__))
+
+extern void *vmalloc_32_user_noprof(unsigned long size) __alloc_size(1);
+#define vmalloc_32_user(...)	alloc_hooks(vmalloc_32_user_noprof(__VA_ARGS__))
+
+extern void *__vmalloc_noprof(unsigned long size, gfp_t gfp_mask) __alloc_size(1);
+#define __vmalloc(...)		alloc_hooks(__vmalloc_noprof(__VA_ARGS__))
+
+extern void *__vmalloc_node_range_noprof(unsigned long size, unsigned long align,
 			unsigned long start, unsigned long end, gfp_t gfp_mask,
 			pgprot_t prot, unsigned long vm_flags, int node,
 			const void *caller) __alloc_size(1);
-void *__vmalloc_node(unsigned long size, unsigned long align, gfp_t gfp_mask,
+#define __vmalloc_node_range(...)	alloc_hooks(__vmalloc_node_range_noprof(__VA_ARGS__))
+
+void *__vmalloc_node_noprof(unsigned long size, unsigned long align, gfp_t gfp_mask,
 		int node, const void *caller) __alloc_size(1);
-void *vmalloc_huge(unsigned long size, gfp_t gfp_mask) __alloc_size(1);
+#define __vmalloc_node(...)	alloc_hooks(__vmalloc_node_noprof(__VA_ARGS__))
+
+void *vmalloc_huge_noprof(unsigned long size, gfp_t gfp_mask) __alloc_size(1);
+#define vmalloc_huge(...)	alloc_hooks(vmalloc_huge_noprof(__VA_ARGS__))
+
+extern void *__vmalloc_array_noprof(size_t n, size_t size, gfp_t flags) __alloc_size(1, 2);
+#define __vmalloc_array(...)	alloc_hooks(__vmalloc_array_noprof(__VA_ARGS__))
+
+extern void *vmalloc_array_noprof(size_t n, size_t size) __alloc_size(1, 2);
+#define vmalloc_array(...)	alloc_hooks(vmalloc_array_noprof(__VA_ARGS__))
+
+extern void *__vcalloc_noprof(size_t n, size_t size, gfp_t flags) __alloc_size(1, 2);
+#define __vcalloc(...)		alloc_hooks(__vcalloc_noprof(__VA_ARGS__))
 
-extern void *__vmalloc_array(size_t n, size_t size, gfp_t flags) __alloc_size(1, 2);
-extern void *vmalloc_array(size_t n, size_t size) __alloc_size(1, 2);
-extern void *__vcalloc(size_t n, size_t size, gfp_t flags) __alloc_size(1, 2);
-extern void *vcalloc(size_t n, size_t size) __alloc_size(1, 2);
+extern void *vcalloc_noprof(size_t n, size_t size) __alloc_size(1, 2);
+#define vcalloc(...)		alloc_hooks(vcalloc_noprof(__VA_ARGS__))
 
 extern void vfree(const void *addr);
 extern void vfree_atomic(const void *addr);