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| author | Matthew Wilcox (Oracle) <willy@infradead.org> | 2025-06-11 16:59:13 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2025-08-15 12:16:34 +0200 |
| commit | 1f63a20d903af2a62b8afb40930535d41828a013 (patch) | |
| tree | 073ed91b9248034008b92cb1114db0f96ce061bd | |
| parent | ac4ef73913f8ae7b7a4b88f7a22f1efe12d6eb38 (diff) | |
memcg_slabinfo: Fix use of PG_slab
[ Upstream commit 7f770e94d7936e8e35d4b4d5fa4618301b03ea33 ]
Check PGTY_slab instead of PG_slab.
Fixes: 4ffca5a96678 (mm: support only one page_type per page)
Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Tested-by: Roman Gushchin <roman.gushchin@linux.dev>
Reviewed-by: Roman Gushchin <roman.gushchin@linux.dev>
Reviewed-by: Harry Yoo <harry.yoo@oracle.com>
Link: https://patch.msgid.link/20250611155916.2579160-11-willy@infradead.org
Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | tools/cgroup/memcg_slabinfo.py | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/tools/cgroup/memcg_slabinfo.py b/tools/cgroup/memcg_slabinfo.py index 270c28a0d098..6bf4bde77903 100644 --- a/tools/cgroup/memcg_slabinfo.py +++ b/tools/cgroup/memcg_slabinfo.py @@ -146,11 +146,11 @@ def detect_kernel_config(): def for_each_slab(prog): - PGSlab = ~prog.constant('PG_slab') + slabtype = prog.constant('PGTY_slab') for page in for_each_page(prog): try: - if page.page_type.value_() == PGSlab: + if (page.page_type.value_() >> 24) == slabtype: yield cast('struct slab *', page) except FaultError: pass |