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Wed, 15 Apr 2026 22:27:57 -0700 (PDT) Received: from xiao.mioffice.cn ([43.224.245.230]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2b4780efa5bsm42811275ad.10.2026.04.15.22.27.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 15 Apr 2026 22:27:56 -0700 (PDT) From: Xiang Gao To: Andrew Morton Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, donet.tom@gmail.com, Xiang Gao Subject: [PATCH v2] mm/page_alloc: fix spaces used for indentation instead of tabs Date: Thu, 16 Apr 2026 13:27:52 +0800 Message-Id: <20260416052752.713821-1-gxxa03070307@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260416021945.682234-1-gxxa03070307@gmail.com> References: <20260416021945.682234-1-gxxa03070307@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Stat-Signature: 179y63xn1m6wfc3tqc6pkgcrdsgtwb1e X-Rspam-User: X-Rspamd-Queue-Id: F2BC640004 X-Rspamd-Server: rspam05 X-HE-Tag: 1776317278-888498 X-HE-Meta: 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 b1/J6YKH MkoVtxjHZsB3GcFhLBV2MZRCH6czM3UtKvR3gLPngTGb6fRlsc0CPPjcT6SbgfJkpRFecZL3jmUtMaf0LzA8te6Nyp998yw+WhzTtKpoC4mOXQGDE4bGcACC5yqXvas/2QJl8+2mSP28tahKQVkrPQOsDBy0bkt9EFnf266O7wSi3aRDZHBf8GQpEBWB20oCjp0Rggct6He4zFJ/Apmby0t5QxdAMmbMW9EaKlcifQBVI9KrOr26q1mrA8sP11jumSzkoihtZ0uryh+37DRPVgE80Hg/K7TQg1kEe8QuPsvLjsgMcgioz+jRFTb3AE/ZQ1g0XG0hx15wJNV6l9HI8G9GgHNNZtzavPSDsQNdXZKSbHZHZg/bY+RYPnBBuNF71yHBT+GMYFKLIB+fizsJ1dLll7vKqTmVW25SrI+rKrzKb0KXD1oPkwEUdHyNWvk5gOWmqu4+Vwbpclos43xb56hoc46pqgXgJCafDjKzn8mQOgzM= 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: Xiang Gao --- 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