From: Andrew Morton <akpm@linux-foundation.org>
To: mm-commits@vger.kernel.org,tj@kernel.org,dennis@kernel.org,cl@linux.com,ekffu200098@gmail.com,akpm@linux-foundation.org
Subject: [merged mm-stable] percpu-fix-the-comment-about-which-sizes-share-a-slot.patch removed from -mm tree
Date: Tue, 06 Oct 2026 17:50:44 -0700 [thread overview]
Message-ID: <20261007005044.D4BC81F0089B@smtp.kernel.org> (raw)
The quilt patch titled
Subject: percpu: fix the comment about which sizes share a slot
has been removed from the -mm tree. Its filename was
percpu-fix-the-comment-about-which-sizes-share-a-slot.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: Sang-Heon Jeon <ekffu200098@gmail.com>
Subject: percpu: fix the comment about which sizes share a slot
Date: Wed, 19 Aug 2026 01:48:30 +0900
A percpu allocation is at least PCPU_MIN_ALLOC_SIZE bytes, and
__pcpu_size_to_slot() returns 1 for sizes below 16 bytes and 2 for sizes
from 16 to 31 bytes.
So fix the wrong comment.
Link: https://lore.kernel.org/20260818164831.3138490-1-ekffu200098@gmail.com
Signed-off-by: Sang-Heon Jeon <ekffu200098@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Dennis Zhou <dennis@kernel.org>
Cc: Tejun Heo <tj@kernel.org>
Cc: Christoph Lameter <cl@linux.com>
---
mm/percpu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/mm/percpu.c~percpu-fix-the-comment-about-which-sizes-share-a-slot
+++ a/mm/percpu.c
@@ -100,7 +100,7 @@
/*
* The slots are sorted by the size of the biggest continuous free area.
- * 1-31 bytes share the same slot.
+ * [PCPU_MIN_ALLOC_SIZE..15] bytes share the same slot.
*/
#define PCPU_SLOT_BASE_SHIFT 5
/* chunks in slots below this are subject to being sidelined on failed alloc */
_
Patches currently in -mm which might be from ekffu200098@gmail.com are
mm-swapops-remove-unused-is_hwpoison_entry.patch
bootconfig-remove-redundant-assignment-in-xbc_parse_array.patch
init-mainc-remove-unreachable-check-in-obsolete_checksetup.patch
reply other threads:[~2026-10-07 0:50 UTC|newest]
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