From: Andrew Morton <akpm@linux-foundation.org>
To: mm-commits@vger.kernel.org,ziy@nvidia.com,vbabka@kernel.org,surenb@google.com,shijianlin11@foxmail.com,mhocko@suse.com,joel.granados@kernel.org,jackmanb@google.com,hannes@cmpxchg.org,akpm@linux-foundation.org,akpm@linux-foundation.org
Subject: [folded-merged] mm-page_alloc-only-update-lowmem_reserve_ratio-on-sysctl-write-fix.patch removed from -mm tree
Date: Tue, 11 Aug 2026 20:24:46 -0700 [thread overview]
Message-ID: <20260812032446.E5B8A1F000E9@smtp.kernel.org> (raw)
The quilt patch titled
Subject: mm-page_alloc-only-update-lowmem_reserve_ratio-on-sysctl-write-fix
has been removed from the -mm tree. Its filename was
mm-page_alloc-only-update-lowmem_reserve_ratio-on-sysctl-write-fix.patch
This patch was dropped because it was folded into mm-page_alloc-only-update-lowmem_reserve_ratio-on-sysctl-write.patch
------------------------------------------------------
From: Andrew Morton <akpm@linux-foundation.org>
Subject: mm-page_alloc-only-update-lowmem_reserve_ratio-on-sysctl-write-fix
Date: Thu Aug 6 02:14:15 PM PDT 2026
add comment, per hannes
Link: https://lore.kernel.org/anSRGASe5FIrqwlg@cmpxchg.org
Cc: Brendan Jackman <jackmanb@google.com>
Cc: Jianlin Shi <shijianlin11@foxmail.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Suren Baghdasaryan <surenb@google.com>
Cc: Vlastimil Babka <vbabka@kernel.org>
Cc: Zi Yan <ziy@nvidia.com>
Cc: Joel Granados <joel.granados@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
mm/page_alloc.c | 4 ++++
1 file changed, 4 insertions(+)
--- a/mm/page_alloc.c~mm-page_alloc-only-update-lowmem_reserve_ratio-on-sysctl-write-fix
+++ a/mm/page_alloc.c
@@ -6870,6 +6870,10 @@ static int lowmem_reserve_ratio_sysctl_h
if (!write)
return proc_dointvec_minmax(table, write, buffer, length, ppos);
+ /*
+ * proc_dointvec_max() works incrementally. Use a buffer and only set
+ * the values if all of them parse cleanly.
+ */
memcpy(ratio, sysctl_lowmem_reserve_ratio, sizeof(ratio));
tmp.data = ratio;
_
Patches currently in -mm which might be from akpm@linux-foundation.org are
mm-page_alloc-only-update-lowmem_reserve_ratio-on-sysctl-write.patch
selftests-mm-use-pattern-matching-in-gitignore-fix.patch
alloc_tag-add-ioctl-to-proc-allocinfo-fix.patch
selftests-mm-fix-soft-dirty-kselftest-supported-check-fix.patch
mm-hmmc-hmm_do_fault-suppress-sparse-warning.patch
mm-hmmc-hmm_do_fault-suppress-sparse-warning-fix.patch
lib-kconfigdebug-make-debug_force_weak_per_cpu-depend-on-s390alpha.patch
selftests-cgroup-test_zswap-skip-test_no_kmem_bypass-if-debugfs-is-unavailable-fix.patch
drivers-media-v4l2-core-v4l2-vp9c-reduce-inlining.patch
next reply other threads:[~2026-08-12 3:24 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-12 3:24 Andrew Morton [this message]
-- strict thread matches above, loose matches on Subject: below --
2026-08-06 21:12 [folded-merged] mm-page_alloc-only-update-lowmem_reserve_ratio-on-sysctl-write-fix.patch removed from -mm tree Andrew Morton
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