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Wed, 15 Apr 2026 19:19:51 -0700 (PDT) Received: from xiao.mioffice.cn ([43.224.245.230]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2b47826e917sm47129935ad.54.2026.04.15.19.19.48 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 Apr 2026 19:19:50 -0700 (PDT) From: Xiang Gao To: akpm@linux-foundation.org, vbabka@kernel.org Cc: surenb@google.com, mhocko@suse.com, jackmanb@google.com, hannes@cmpxchg.org, ziy@nvidia.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Xiang Gao Subject: [PATCH] mm/page_alloc: fix spaces used for indentation instead of tabs Date: Thu, 16 Apr 2026 10:19:45 +0800 Message-Id: <20260416021945.682234-1-gxxa03070307@gmail.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Stat-Signature: jbd5qa7wqzak8mk8hf1ope74wkde3d41 X-Rspam-User: X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: B3D1F1C0010 X-HE-Tag: 1776305992-755128 X-HE-Meta: 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 1jGqDcEX WryoTnrN3rU48Intlfa3JYnKVqh0Ajty3oQqz8WQFsheGohRqkTyJnjlOhPWAm7BFJz6UjpMpavNzlO//yBwQYRaZtjGr44/fhn6fcXJXjqhnHUyIfkzgRoKBrnvfH4ZFCy8QnOuBLFvL0o46eSSlDiWEysdUX2zAXuh9qkNJpt+P/d9kbooHEcHSce5j4G28pcPSaz4szPtpUnYhwf955O042VwXYPEMVZwvzGbm28VFq27996wpX3KHietPQEdsp1UT8WUtwj9zjGoNOcAcguWDJJ9Hg8gJLhXyFazGMIzV3XCBTEqyZrBSenAVuggn5r+6nuOCKDT+zwfgqtcL6livxA4qfF5YddmSR/IaQgkL9r6up/m8eZMbU/BKFEMc3LUXmKgFMNz3+3XyQ2prT5Y973tHLNjk4oViaEK6BKswKa8= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: From: Xiang Gao checkpatch.pl reports two indentation errors in page_alloc.c where spaces are used instead of tabs: ERROR: code indent should use tabs where possible #887: FILE: mm/page_alloc.c:887: + VM_WARN_ONCE(get_pageblock_migratetype(page) != migratetype,$ ERROR: code indent should use tabs where possible #6626: FILE: mm/page_alloc.c:6626: + sysctl_min_unmapped_ratio) / 100;$ In __del_page_from_free_list(), the VM_WARN_ONCE at line 887 uses 8 spaces for indentation instead of a tab. The identical VM_WARN_ONCE calls in __add_to_free_list() and move_to_free_list() both correctly use a tab. In setup_min_unmapped_ratio(), the continuation line at 6626 uses 6 tabs + 9 spaces for alignment. Replace the excess spaces with 6 tabs + 1 space to correctly align with the opening parenthesis on the previous line. Signed-off-by: gaoxiang17 --- mm/page_alloc.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 2d4b6f1a554e..752673a9b43c 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -884,7 +884,7 @@ static inline void __del_page_from_free_list(struct page *page, struct zone *zon { int nr_pages = 1 << order; - VM_WARN_ONCE(get_pageblock_migratetype(page) != migratetype, + VM_WARN_ONCE(get_pageblock_migratetype(page) != migratetype, "page type is %d, passed migratetype is %d (nr=%d)\n", get_pageblock_migratetype(page), migratetype, nr_pages); @@ -6623,7 +6623,7 @@ static void setup_min_unmapped_ratio(void) for_each_zone(zone) zone->zone_pgdat->min_unmapped_pages += (zone_managed_pages(zone) * - sysctl_min_unmapped_ratio) / 100; + sysctl_min_unmapped_ratio) / 100; } -- 2.34.1