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| author |  Suren Baghdasaryan <surenb@google.com>
| 2024-03-21 09:36:31 -0700 |
|---|---|---|
| committer |  Andrew Morton <akpm@linux-foundation.org>
| 2024-04-25 20:55:51 -0700 |
| commit | 53ce720359b8f4b531c5b8bd7fa06d74bca45f0a (patch) | |
| tree | 1b3c12c0a574c7961b2a0e5dc96f9d6054bcd518 /mm/slab.h | |
| parent | mm/slab: introduce SLAB_NO_OBJ_EXT to avoid obj_ext creation (diff) | |
| download | linux-53ce720359b8f4b531c5b8bd7fa06d74bca45f0a.tar.gz linux-53ce720359b8f4b531c5b8bd7fa06d74bca45f0a.tar.bz2 linux-53ce720359b8f4b531c5b8bd7fa06d74bca45f0a.zip | |
slab: objext: introduce objext_flags as extension to page_memcg_data_flags
Introduce objext_flags to store additional objext flags unrelated to memcg.
Link: https://lkml.kernel.org/r/20240321163705.3067592-10-surenb@google.com
Signed-off-by: Suren Baghdasaryan <surenb@google.com>
Reviewed-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Pasha Tatashin <pasha.tatashin@soleen.com>
Reviewed-by: Vlastimil Babka <vbabka@suse.cz>
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: Peter Zijlstra <peterz@infradead.org>
Cc: Tejun Heo <tj@kernel.org>
Cc: Wedson Almeida Filho <wedsonaf@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/slab.h')
| -rw-r--r-- | mm/slab.h | 5 |
1 files changed, 1 insertions, 4 deletions
diff --git a/mm/slab.h b/mm/slab.h index 1c16dc8344fa..65db525e93af 100644 --- a/mm/slab.h +++ b/mm/slab.h @@ -554,11 +554,8 @@ static inline struct slabobj_ext *slab_obj_exts(struct slab *slab) VM_BUG_ON_PAGE(obj_exts && !(obj_exts & MEMCG_DATA_OBJEXTS), slab_page(slab)); VM_BUG_ON_PAGE(obj_exts & MEMCG_DATA_KMEM, slab_page(slab)); - - return (struct slabobj_ext *)(obj_exts & ~MEMCG_DATA_FLAGS_MASK); -#else - return (struct slabobj_ext *)obj_exts; #endif + return (struct slabobj_ext *)(obj_exts & ~OBJEXTS_FLAGS_MASK); } #else /* CONFIG_SLAB_OBJ_EXT */ |