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Received: from willy by casper.infradead.org with local (Exim 4.98.2 #2 (Red Hat Linux)) id 1uNfS5-00000005r7W-22Pf; Fri, 06 Jun 2025 22:22:17 +0000 From: "Matthew Wilcox (Oracle)" To: Vlastimil Babka Cc: "Matthew Wilcox (Oracle)" , Christoph Lameter , David Rientjes , linux-mm@kvack.org, Roman Gushchin Subject: [PATCH 09/10] memcg_slabinfo: Fix use of PG_slab Date: Fri, 6 Jun 2025 23:22:11 +0100 Message-ID: <20250606222214.1395799-10-willy@infradead.org> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250606222214.1395799-1-willy@infradead.org> References: <20250606222214.1395799-1-willy@infradead.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspamd-Server: rspam08 X-Rspamd-Queue-Id: 66840C0005 X-Stat-Signature: xpn5of6ka46aamwxq49r1gbqxzzzf7o8 X-Rspam-User: X-HE-Tag: 1749248539-694213 X-HE-Meta: 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 aWoijsWl zuoSMQdzEAQejBnR/kv88ZntmdDkNvcdGJIQoUVlvk1ckA5ygZwBX7XIiIom3Yl0YqJkpDy4lad1kPi1bi2doyMNiXcQ1LJA6qmVDw7uPjTX0xscjX5xuKPleB2I8j9niYn6oEaIn+e4voe6EfwU0alzWRP5aKGYzFO9ZZEMbON50k12nf9tQA7Momw34KfDNYM/d6pJ+YaSaHJFvz2jf08ztZ3ixaGFDStJYuh3Jw/AN7sX0U1keHD5AOxuW11aayRBeKWq96BvazTc4iBGUGtFmpcr5ZbUhSaDj X-Bogosity: Ham, tests=bogofilter, spamicity=0.000001, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Check PGTY_slab instead of PG_slab. Fixes: 4ffca5a96678 (mm: support only one page_type per page) Signed-off-by: Matthew Wilcox (Oracle) Tested-by: Roman Gushchin Reviewed-by: Roman Gushchin --- tools/cgroup/memcg_slabinfo.py | 4 ++-- 1 file 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 -- 2.47.2