[merged mm-stable] mm-percpu-increase-percpu_module_reserve-to-accommodate-allocation-tags.patch removed from -mm tree

[merged mm-stable] mm-percpu-increase-percpu_module_reserve-to-accommodate-allocation-tags.patch removed from -mm tree

[Andrew Morton]

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The quilt patch titled
     Subject: mm: percpu: increase PERCPU_MODULE_RESERVE to accommodate allocation tags
has been removed from the -mm tree.  Its filename was
     mm-percpu-increase-percpu_module_reserve-to-accommodate-allocation-tags.patch

This patch was dropped because it was merged into the mm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

------------------------------------------------------
From: Suren Baghdasaryan <surenb@google.com>
Subject: mm: percpu: increase PERCPU_MODULE_RESERVE to accommodate allocation tags
Date: Thu, 21 Mar 2024 09:36:38 -0700

As each allocation tag generates a per-cpu variable, more space is
required to store them.  Increase PERCPU_MODULE_RESERVE to provide enough
area.  A better long-term solution would be to allocate this memory
dynamically.

[surenb@google.com: increase PERCPU_MODULE_RESERVE to accommodate allocation tags]
  Link: https://lkml.kernel.org/r/20240406214044.1114406-1-surenb@google.com
Link: https://lkml.kernel.org/r/20240321163705.3067592-17-surenb@google.com
Signed-off-by: Suren Baghdasaryan <surenb@google.com>
Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Tested-by: Kees Cook <keescook@chromium.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Tejun Heo <tj@kernel.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: Vlastimil Babka <vbabka@suse.cz>
Cc: Wedson Almeida Filho <wedsonaf@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 include/linux/percpu.h |    4 ++++
 1 file changed, 4 insertions(+)

--- a/include/linux/percpu.h~mm-percpu-increase-percpu_module_reserve-to-accommodate-allocation-tags
+++ a/include/linux/percpu.h
@@ -14,7 +14,11 @@
 
 /* enough to cover all DEFINE_PER_CPUs in modules */
 #ifdef CONFIG_MODULES
+#ifdef CONFIG_MEM_ALLOC_PROFILING
+#define PERCPU_MODULE_RESERVE		(8 << 13)
+#else
 #define PERCPU_MODULE_RESERVE		(8 << 10)
+#endif
 #else
 #define PERCPU_MODULE_RESERVE		0
 #endif
_

Patches currently in -mm which might be from surenb@google.com are

userfaultfd-remove-write_once-when-setting-folio-index-during-uffdio_move.patch