From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1162716AbaDCI5t (ORCPT ); Thu, 3 Apr 2014 04:57:49 -0400 Received: from mailout2.samsung.com ([203.254.224.25]:13419 "EHLO mailout2.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1162584AbaDCI5l (ORCPT ); Thu, 3 Apr 2014 04:57:41 -0400 X-AuditID: cbfee691-b7efc6d0000039d3-da-533d2260b24e From: Heesub Shin To: Andrew Morton Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org, Mel Gorman , Heesub Shin , Dongjun Shin , Sunghwan Yun Subject: [PATCH 1/2] mm/compaction: clean up unused code lines Date: Thu, 03 Apr 2014 17:57:03 +0900 Message-id: <1396515424-18794-1-git-send-email-heesub.shin@samsung.com> X-Mailer: git-send-email 1.8.3.2 X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFrrNLMWRmVeSWpSXmKPExsVy+t8zLd0EJdtgg5c3xC3mrF/DZnHiYq3F wdlLmCwu75rDZnFvzX9Wi8nvnjFanO5YxOrA7rHp0yR2jxMzfrN49G1Zxeix+XS1x+dNcgGs UVw2Kak5mWWpRfp2CVwZL75YF3znrpjWeZStgfE6ZxcjJ4eEgInE3AcXmCBsMYkL99azdTFy cQgJLGOU2HPxPRtM0YNJd9ghEtMZJfb2b4Zy2pkkmidfZ+1i5OBgE9CWOLQtGKRBREBXYtXz XcwgNcwCpxklJndcYwVJCAvYSTxYcZMZxGYRUJX4fms2WJxXwF3iytN+FohtChLLvqxlhrCb 2SUuHEmAqBeQ+Db5EAvILgkBWYlNB6BKJCUOrrjBMoFRcAEjwypG0dSC5ILipPQiU73ixNzi 0rx0veT83E2MkICduIPx/gHrQ4zJQOMmMkuJJucDAz6vJN7Q2MzIwtTE1NjI3NKMNGElcd70 R0lBQgLpiSWp2ampBalF8UWlOanFhxiZODilGhiPH1y1beE8kYlODoYLtPZyOv9t8VXawfP5 rFrSqvO6fAxzHC76LaiwfTC9aMFf/YU+8xNmlWe6xnDXMMgd3GC48N/c/zZ+vaIOdUHPg81O dq+u1Z6U8a7gqAv3k7k86cXb3rnpXFoV8HbjZsWEqPl7V9hVffAoc9WLLtfzz9w2I2Tyye23 U98rsRRnJBpqMRcVJwIAz9KMr24CAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFtrJIsWRmVeSWpSXmKPExsVy+t9jQd0EJdtgg9XLhS3mrF/DZnHiYq3F wdlLmCwu75rDZnFvzX9Wi8nvnjFanO5YxOrA7rHp0yR2jxMzfrN49G1Zxeix+XS1x+dNcgGs UQ2MNhmpiSmpRQqpecn5KZl56bZK3sHxzvGmZgaGuoaWFuZKCnmJuam2Si4+AbpumTlAVygp lCXmlAKFAhKLi5X07TBNCA1x07WAaYzQ9Q0JgusxMkADCesYM158sS74zl0xrfMoWwPjdc4u Rk4OCQETiQeT7rBD2GISF+6tZ+ti5OIQEpjOKLG3fzM7hNPOJNE8+TprFyMHB5uAtsShbcEg DSICuhKrnu9iBqlhFjjNKDG54xorSEJYwE7iwYqbzCA2i4CqxPdbs8HivALuElee9rNAbFOQ WPZlLfMERu4FjAyrGEVTC5ILipPScw31ihNzi0vz0vWS83M3MYIj4pnUDsaVDRaHGAU4GJV4 eC2kbIKFWBPLiitzDzFKcDArifBe/AIU4k1JrKxKLcqPLyrNSS0+xJgMtH0is5Rocj4wWvNK 4g2NTcyMLI3MjE3MjY1JE1YS5z3Qah0oJJCeWJKanZpakFoEs4WJg1OqgXH/qtPlBWpzJpWk s1SV2qWmPbk30X7uKoc9H6Oe6MxcMivv3IT/ews83a6tXDO35aezEqfB5b2/i6ZveMDEl9zl 4trVqyKp6GGXueGhstzktkmH72721z+rtufZRzPO9vWCnCVzGuJ28q/N6fM9K2SuExsXp3/g VoNn3qJne4LW9UXJK80T+KDEUpyRaKjFXFScCAANWTdXzAIAAA== DLP-Filter: Pass X-MTR: 20000000000000000@CPGS X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This commit removes code lines currently not in use or never called. Signed-off-by: Heesub Shin Cc: Dongjun Shin Cc: Sunghwan Yun --- mm/compaction.c | 10 ---------- 1 file changed, 10 deletions(-) diff --git a/mm/compaction.c b/mm/compaction.c index 9635083..1ef9144 100644 --- a/mm/compaction.c +++ b/mm/compaction.c @@ -208,12 +208,6 @@ static bool compact_checklock_irqsave(spinlock_t *lock, unsigned long *flags, return true; } -static inline bool compact_trylock_irqsave(spinlock_t *lock, - unsigned long *flags, struct compact_control *cc) -{ - return compact_checklock_irqsave(lock, flags, false, cc); -} - /* Returns true if the page is within a block suitable for migration to */ static bool suitable_migration_target(struct page *page) { @@ -728,7 +722,6 @@ static void isolate_freepages(struct zone *zone, continue; /* Found a block suitable for isolating free pages from */ - isolated = 0; /* * As pfn may not start aligned, pfn+pageblock_nr_page @@ -1160,9 +1153,6 @@ static void __compact_pgdat(pg_data_t *pgdat, struct compact_control *cc) if (zone_watermark_ok(zone, cc->order, low_wmark_pages(zone), 0, 0)) compaction_defer_reset(zone, cc->order, false); - /* Currently async compaction is never deferred. */ - else if (cc->sync) - defer_compaction(zone, cc->order); } VM_BUG_ON(!list_empty(&cc->freepages)); -- 1.8.3.2