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authorKent Overstreet <kent.overstreet@linux.dev>2024-03-21 17:36:52 +0100
committerAndrew Morton <akpm@linux-foundation.org>2024-04-26 05:55:57 +0200
commit88ae5fb755b0d45f790b392f578924d1ca5693a7 (patch)
treee7c795a12f96533d46ae65731e2315adb3db0108 /arch/um
parentmm: percpu: enable per-cpu allocation tagging (diff)
downloadlinux-88ae5fb755b0d45f790b392f578924d1ca5693a7.tar.xz
linux-88ae5fb755b0d45f790b392f578924d1ca5693a7.zip
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>
Diffstat (limited to 'arch/um')
-rw-r--r--arch/um/include/shared/um_malloc.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/um/include/shared/um_malloc.h b/arch/um/include/shared/um_malloc.h
index 13da93284c2c..bf503658f08e 100644
--- a/arch/um/include/shared/um_malloc.h
+++ b/arch/um/include/shared/um_malloc.h
@@ -11,7 +11,8 @@
extern void *uml_kmalloc(int size, int flags);
extern void kfree(const void *ptr);
-extern void *vmalloc(unsigned long size);
+extern void *vmalloc_noprof(unsigned long size);
+#define vmalloc(...) vmalloc_noprof(__VA_ARGS__)
extern void vfree(void *ptr);
#endif /* __UM_MALLOC_H__ */