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Received: from willy by casper.infradead.org with local (Exim 4.98.2 #2 (Red Hat Linux)) id 1us1K8-0000000EFxm-1O4n; Fri, 29 Aug 2025 15:47:32 +0000 From: "Matthew Wilcox (Oracle)" To: Vlastimil Babka , Andrew Morton Cc: "Matthew Wilcox (Oracle)" , Christoph Lameter , David Rientjes , Roman Gushchin , Harry Yoo , linux-mm@kvack.org Subject: [PATCH 16/22] slab: Remove dead code from free_large_kmalloc() Date: Fri, 29 Aug 2025 16:47:20 +0100 Message-ID: <20250829154728.3397606-17-willy@infradead.org> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20250829154728.3397606-1-willy@infradead.org> References: <20250829154728.3397606-1-willy@infradead.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Stat-Signature: 69hg1hbiaj8nsryzrwrcznxgmhpuc7eg X-Rspam-User: X-Rspamd-Queue-Id: C64A9160014 X-Rspamd-Server: rspam01 X-HE-Tag: 1756491028-243901 X-HE-Meta: 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 gorsWfwi hZkwbhfyZQKuK1DhN4jBNKxZaDrrDxBfadFnopR1WZg7RJ5UcxbsgqxOf3cGNzWM5G0XLDYwQJIu7y05UTLt4QhrT4CQ/DDl46EWI//f3k6nKEWa//rPGGFh2kZ1JsfXx6y2qx/l2lHsoqAeEhdXIhnz3RoRKZZM1JS1QKPLhTmF7sL4v/mQ6W+liA/akV5YLcEbiPUzIvHicGq3i1vXSiMO1LAa8aZ/ZdT4tmfy80QAHLK0bTIJK49qTevHlG3IKuEJuBUvdlJzb8Wo= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: All three callers of free_large_kmalloc() check PageLargeKmalloc first so this warning is now unnecessary. Signed-off-by: Matthew Wilcox (Oracle) --- mm/slub.c | 5 ----- 1 file changed, 5 deletions(-) diff --git a/mm/slub.c b/mm/slub.c index af3e7ef30b5d..8ab2d329664b 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -6199,11 +6199,6 @@ static void free_large_kmalloc(struct page *page, void *object) { unsigned int order = compound_order(page); - if (WARN_ON_ONCE(!PageLargeKmalloc(page))) { - dump_page(page, "Not a kmalloc allocation"); - return; - } - if (WARN_ON_ONCE(order == 0)) pr_warn_once("object pointer: 0x%p\n", object); -- 2.47.2