linux-kernel - [PATCH 1/1] fixup! increase PERCPU_MODULE_RESERVE to accommodate allocation tags

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Date: Sat,  6 Apr 2024 14:40:43 -0700
From: Suren Baghdasaryan <surenb@...gle.com>
To: akpm@...ux-foundation.org
Cc: kent.overstreet@...ux.dev, klarasmodin@...il.com, linux-mm@...ck.org, 
	linux-kernel@...r.kernel.org, Suren Baghdasaryan <surenb@...gle.com>
Subject: [PATCH 1/1] fixup! increase PERCPU_MODULE_RESERVE to accommodate
 allocation tags

The increase of per-cpu reserved area for modules was not enough to
accommodate all allocation tags in certain use cases. Increase some
more to fix the issue.

Fixes: a11cb5c8e248 ("mm: percpu: increase PERCPU_MODULE_RESERVE to accommodate allocation tags")
Reported-by: Klara Modin <klarasmodin@...il.com>
Tested-by: Klara Modin <klarasmodin@...il.com>
Signed-off-by: Suren Baghdasaryan <surenb@...gle.com>
---
 include/linux/percpu.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/percpu.h b/include/linux/percpu.h
index e54921c79c9a..13a82f11e4fd 100644
--- a/include/linux/percpu.h
+++ b/include/linux/percpu.h
@@ -17,7 +17,7 @@
 /* enough to cover all DEFINE_PER_CPUs in modules */
 #ifdef CONFIG_MODULES
 #ifdef CONFIG_MEM_ALLOC_PROFILING
-#define PERCPU_MODULE_RESERVE		(8 << 12)
+#define PERCPU_MODULE_RESERVE		(8 << 13)
 #else
 #define PERCPU_MODULE_RESERVE		(8 << 10)
 #endif

base-commit: f43b3aae94511d62174c3b29239da0dd22d0eeb3
-- 
2.44.0.478.gd926399ef9-goog