From: akpm@linux-foundation.org
To: akpm@linux-foundation.org, cl@linux.com, guro@fb.com,
hannes@cmpxchg.org, iamjoonsoo.kim@lge.com, longman@redhat.com,
mhocko@kernel.org, mm-commits@vger.kernel.org,
penberg@kernel.org, rientjes@google.com, sfr@canb.auug.org.au,
shakeelb@google.com, vbabka@suse.cz, vdavydov.dev@gmail.com
Subject: + mm-memcg-slab-create-a-new-set-of-kmalloc-cg-n-caches-v5-fix.patch added to -mm tree
Date: Thu, 13 May 2021 12:39:53 -0700 [thread overview]
Message-ID: <20210513193953.PR1b2M9rt%akpm@linux-foundation.org> (raw)
The patch titled
Subject: mm-memcg-slab-create-a-new-set-of-kmalloc-cg-n-caches-v5-fix
has been added to the -mm tree. Its filename is
mm-memcg-slab-create-a-new-set-of-kmalloc-cg-n-caches-v5-fix.patch
This patch should soon appear at
https://ozlabs.org/~akpm/mmots/broken-out/mm-memcg-slab-create-a-new-set-of-kmalloc-cg-n-caches-v5-fix.patch
and later at
https://ozlabs.org/~akpm/mmotm/broken-out/mm-memcg-slab-create-a-new-set-of-kmalloc-cg-n-caches-v5-fix.patch
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*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***
The -mm tree is included into linux-next and is updated
there every 3-4 working days
------------------------------------------------------
From: Andrew Morton <akpm@linux-foundation.org>
Subject: mm-memcg-slab-create-a-new-set-of-kmalloc-cg-n-caches-v5-fix
un-fat-finger v5 delta creation
Cc: Christoph Lameter <cl@linux.com>
Cc: David Rientjes <rientjes@google.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Joonsoo Kim <iamjoonsoo.kim@lge.com>
Cc: Michal Hocko <mhocko@kernel.org>
Cc: Pekka Enberg <penberg@kernel.org>
Cc: Roman Gushchin <guro@fb.com>
Cc: Shakeel Butt <shakeelb@google.com>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Vladimir Davydov <vdavydov.dev@gmail.com>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: Waiman Long <longman@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
mm/internal.h | 5 +++++
mm/memcontrol.c | 2 +-
mm/slab_common.c | 9 +++++++--
3 files changed, 13 insertions(+), 3 deletions(-)
--- a/mm/internal.h~mm-memcg-slab-create-a-new-set-of-kmalloc-cg-n-caches-v5-fix
+++ a/mm/internal.h
@@ -116,6 +116,11 @@ extern void putback_lru_page(struct page
extern pmd_t *mm_find_pmd(struct mm_struct *mm, unsigned long address);
/*
+ * in mm/memcontrol.c:
+ */
+extern bool cgroup_memory_nokmem;
+
+/*
* in mm/page_alloc.c
*/
--- a/mm/memcontrol.c~mm-memcg-slab-create-a-new-set-of-kmalloc-cg-n-caches-v5-fix
+++ a/mm/memcontrol.c
@@ -83,7 +83,7 @@ DEFINE_PER_CPU(struct mem_cgroup *, int_
static bool cgroup_memory_nosocket;
/* Kernel memory accounting disabled? */
-static bool cgroup_memory_nokmem;
+bool cgroup_memory_nokmem;
/* Whether the swap controller is active */
#ifdef CONFIG_MEMCG_SWAP
--- a/mm/slab_common.c~mm-memcg-slab-create-a-new-set-of-kmalloc-cg-n-caches-v5-fix
+++ a/mm/slab_common.c
@@ -842,10 +842,15 @@ void __init setup_kmalloc_cache_index_ta
static void __init
new_kmalloc_cache(int idx, enum kmalloc_cache_type type, slab_flags_t flags)
{
- if (type == KMALLOC_RECLAIM)
+ if (type == KMALLOC_RECLAIM) {
flags |= SLAB_RECLAIM_ACCOUNT;
- else if (IS_ENABLED(CONFIG_MEMCG_KMEM) && (type == KMALLOC_CGROUP))
+ } else if (IS_ENABLED(CONFIG_MEMCG_KMEM) && (type == KMALLOC_CGROUP)) {
+ if (cgroup_memory_nokmem) {
+ kmalloc_caches[type][idx] = kmalloc_caches[KMALLOC_NORMAL][idx];
+ return;
+ }
flags |= SLAB_ACCOUNT;
+ }
kmalloc_caches[type][idx] = create_kmalloc_cache(
kmalloc_info[idx].name[type],
_
Patches currently in -mm which might be from akpm@linux-foundation.org are
mm.patch
mm-slub-kunit-add-a-kunit-test-for-slub-debugging-functionality-fix-2.patch
mm-gup-pack-has_pinned-in-mmf_has_pinned-checkpatch-fixes.patch
mm-memcg-optimize-user-context-object-stock-access-checkpatch-fixes.patch
mm-memcg-slab-create-a-new-set-of-kmalloc-cg-n-caches-v5-fix.patch
mm-improve-mprotectrw-efficiency-on-pages-referenced-once-fix.patch
binfmt-remove-in-tree-usage-of-map_executable-fix.patch
mm-mmap-introduce-unlock_range-for-code-cleanup-fix.patch
mm-memory_hotplug-disable-memmap_on_memory-when-hugetlb_free_vmemmap-enabled-fix.patch
nommu-remove-__gfp_highmem-in-vmalloc-vzalloc-checkpatch-fixes.patch
mm-madvise-introduce-madv_populate_readwrite-to-prefault-page-tables-checkpatch-fixes.patch
kernelh-split-out-panic-and-oops-helpers-fix.patch
module-add-printk-formats-to-add-module-build-id-to-stacktraces-fix.patch
kernel-forkc-export-kernel_thread-to-modules.patch
reply other threads:[~2021-05-13 19:39 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
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