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authorSuren Baghdasaryan <surenb@google.com>2024-03-21 09:36:56 -0700
committerAndrew Morton <akpm@linux-foundation.org>2024-04-25 20:55:58 -0700
commitd224eb0287fbd84f4f13eca042c7f08f87138f3b (patch)
tree340db6a5deb02a8ec947b31753dd9e75618a185e /include/linux/alloc_tag.h
parentcodetag: debug: skip objext checking when it's for objext itself (diff)
downloadlinux-rng-d224eb0287fbd84f4f13eca042c7f08f87138f3b.tar.xz
linux-rng-d224eb0287fbd84f4f13eca042c7f08f87138f3b.zip
codetag: debug: mark codetags for reserved pages as empty
To avoid debug warnings while freeing reserved pages which were not allocated with usual allocators, mark their codetags as empty before freeing. Link: https://lkml.kernel.org/r/20240321163705.3067592-35-surenb@google.com Signed-off-by: Suren Baghdasaryan <surenb@google.com> Reviewed-by: Kees Cook <keescook@chromium.org> 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: Kent Overstreet <kent.overstreet@linux.dev> 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 'include/linux/alloc_tag.h')
-rw-r--r--include/linux/alloc_tag.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/alloc_tag.h b/include/linux/alloc_tag.h
index 3af5d6a5ced4..afc9e259a2d3 100644
--- a/include/linux/alloc_tag.h
+++ b/include/linux/alloc_tag.h
@@ -47,6 +47,7 @@ static inline void set_codetag_empty(union codetag_ref *ref)
#else /* CONFIG_MEM_ALLOC_PROFILING_DEBUG */
static inline bool is_codetag_empty(union codetag_ref *ref) { return false; }
+static inline void set_codetag_empty(union codetag_ref *ref) {}
#endif /* CONFIG_MEM_ALLOC_PROFILING_DEBUG */