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X-CSE-ConnectionGUID: j0siIelbRDiHeEI/GAqerw== X-CSE-MsgGUID: 5zrRVqLPRJuaK0m5gtIdkA== X-IronPort-AV: E=McAfee;i="6800,10657,11929"; a="200669" X-IronPort-AV: E=Sophos;i="6.27,147,1787036400"; d="scan'208";a="200669" Received: from fmviesa006.fm.intel.com ([10.60.135.146]) by orvoesa102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Oct 2026 21:07:24 -0700 X-CSE-ConnectionGUID: cxo1EygpTRm9NADGPwp6FA== X-CSE-MsgGUID: 2tTWJiAjRY+qp0jFQq+hTA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.27,147,1787036400"; d="scan'208";a="538169" Received: from lkp-server01.sh.intel.com (HELO 0caa9d2d175c) ([10.239.97.150]) by fmviesa006.fm.intel.com with ESMTP; 08 Oct 2026 21:07:21 -0700 Received: from kbuild by 0caa9d2d175c with local (Exim 4.98.2) (envelope-from ) id 1xF1t8-000000005He-3wPS; Fri, 09 Oct 2026 04:07:18 +0000 Date: Fri, 9 Oct 2026 12:06:23 +0800 From: kernel test robot To: Suhaas Joshi , sj@kernel.org, akpm@linux-foundation.org, aethernet65535@gmail.com Cc: oe-kbuild-all@lists.linux.dev, damon@lists.linux.dev, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 2/2] mm/damon/core: Copy only installed probe in damon_split_region_at() Message-ID: <202610091227.PIPVB0PW-lkp@intel.com> References: <20261008151944.113714-3-suhaas@s-joshi.in> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20261008151944.113714-3-suhaas@s-joshi.in> X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 0A8F3180003 X-Rspam-User: X-Stat-Signature: rma5xeuea43xec61mkwfuadqt734dybh X-HE-Tag: 1791518845-750881 X-HE-Meta: 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 MG78XdRf rSgQH8gmdxl+gubx8bY1Thi3a8ydBimsXhTc2Y/99MwPT7eEV5/TzOUbdh0hvf35VYGSRUzkzBLjyakeguWx/gnwbUKV/clqdfeA9Ap/qCevgb+E+i8TQ+idJurM2TXxZf+H3fXnaWNeGnHPJLCxumiLeDmV4zv2LYynqrbhZcA6KonI/9lgfeWc+of/e2IyMhsl1RsMFnwdbaJoMbyDLgpnNlHazGcgGcsCNhfbbBOUAvmjxlMndhJP7lCW/AXa40+ellVI9aEOurW0wd5XbJigIJhwP3LifGlkqb8Kw3gnK2dzmrBUaTovKP15BBaJ2Gi7RHyvmeMalLARf6ob5peuPi+8INnuacj49iJQjC2xPxJa/9S3wXySWDA== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hi Suhaas, kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-everything] url: https://github.com/intel-lab-lkp/linux/commits/Suhaas-Joshi/mm-damon-core-Copy-only-installed-probe-in-damon_split_region_at/20261008-204926 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20261008151944.113714-3-suhaas%40s-joshi.in patch subject: [PATCH v2 2/2] mm/damon/core: Copy only installed probe in damon_split_region_at() config: x86_64-randconfig-1000-20261009 (https://download.01.org/0day-ci/archive/20261009/202610091227.PIPVB0PW-lkp@intel.com/config) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20261009/202610091227.PIPVB0PW-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202610091227.PIPVB0PW-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from mm/damon/core.c:4295: mm/damon/tests/core-kunit.h: In function 'damon_test_last_region_quota_reset': mm/damon/tests/core-kunit.h:2519:45: error: passing argument 1 of 'damos_skip_charged_region' from incompatible pointer type [-Wincompatible-pointer-types] 2519 | skipped = damos_skip_charged_region(t, r2, &s, min_region_sz); | ^ | | | struct damon_target * mm/damon/core.c:2500:57: note: expected 'struct damon_ctx *' but argument is of type 'struct damon_target *' 2500 | static bool damos_skip_charged_region(struct damon_ctx *ctx, | ~~~~~~~~~~~~~~~~~~^~~ mm/damon/tests/core-kunit.h:2519:48: error: passing argument 2 of 'damos_skip_charged_region' from incompatible pointer type [-Wincompatible-pointer-types] 2519 | skipped = damos_skip_charged_region(t, r2, &s, min_region_sz); | ^~ | | | struct damon_region * mm/damon/core.c:2501:60: note: expected 'struct damon_target *' but argument is of type 'struct damon_region *' 2501 | struct damon_target *t, | ~~~~~~~~~~~~~~~~~~~~~^ mm/damon/tests/core-kunit.h:2519:52: error: passing argument 3 of 'damos_skip_charged_region' from incompatible pointer type [-Wincompatible-pointer-types] 2519 | skipped = damos_skip_charged_region(t, r2, &s, min_region_sz); | ^~ | | | struct damos * mm/damon/core.c:2502:60: note: expected 'struct damon_region *' but argument is of type 'struct damos *' 2502 | struct damon_region *r, struct damos *s, | ~~~~~~~~~~~~~~~~~~~~~^ >> mm/damon/tests/core-kunit.h:2519:56: error: passing argument 4 of 'damos_skip_charged_region' makes pointer from integer without a cast [-Wint-conversion] 2519 | skipped = damos_skip_charged_region(t, r2, &s, min_region_sz); | ^~~~~~~~~~~~~ | | | long unsigned int mm/damon/core.c:2502:77: note: expected 'struct damos *' but argument is of type 'long unsigned int' 2502 | struct damon_region *r, struct damos *s, | ~~~~~~~~~~~~~~^ mm/damon/tests/core-kunit.h:2519:19: error: too few arguments to function 'damos_skip_charged_region' 2519 | skipped = damos_skip_charged_region(t, r2, &s, min_region_sz); | ^~~~~~~~~~~~~~~~~~~~~~~~~ mm/damon/core.c:2500:13: note: declared here 2500 | static bool damos_skip_charged_region(struct damon_ctx *ctx, | ^~~~~~~~~~~~~~~~~~~~~~~~~ vim +/damos_skip_charged_region +2519 mm/damon/tests/core-kunit.h 79500f5843f453 Donggeun Yoo 2026-09-28 2489 18793c04abe665 Liew Rui Yan 2026-10-05 2490 static void damon_test_last_region_quota_reset(struct kunit *test) 18793c04abe665 Liew Rui Yan 2026-10-05 2491 { 18793c04abe665 Liew Rui Yan 2026-10-05 2492 struct damos s = {0}; 18793c04abe665 Liew Rui Yan 2026-10-05 2493 struct damon_target *t; 18793c04abe665 Liew Rui Yan 2026-10-05 2494 struct damon_region *r1, *r2; 18793c04abe665 Liew Rui Yan 2026-10-05 2495 unsigned long min_region_sz = 1; 18793c04abe665 Liew Rui Yan 2026-10-05 2496 bool skipped; 18793c04abe665 Liew Rui Yan 2026-10-05 2497 18793c04abe665 Liew Rui Yan 2026-10-05 2498 t = damon_new_target(); 18793c04abe665 Liew Rui Yan 2026-10-05 2499 if (!t) 18793c04abe665 Liew Rui Yan 2026-10-05 2500 kunit_skip(test, "target alloc fail"); 18793c04abe665 Liew Rui Yan 2026-10-05 2501 18793c04abe665 Liew Rui Yan 2026-10-05 2502 r1 = damon_new_region(0, 100); 18793c04abe665 Liew Rui Yan 2026-10-05 2503 if (!r1) { 18793c04abe665 Liew Rui Yan 2026-10-05 2504 damon_free_target(t); 18793c04abe665 Liew Rui Yan 2026-10-05 2505 kunit_skip(test, "region 1 alloc fail"); 18793c04abe665 Liew Rui Yan 2026-10-05 2506 } 18793c04abe665 Liew Rui Yan 2026-10-05 2507 damon_add_region(r1, t); 18793c04abe665 Liew Rui Yan 2026-10-05 2508 18793c04abe665 Liew Rui Yan 2026-10-05 2509 r2 = damon_new_region(100, 200); 18793c04abe665 Liew Rui Yan 2026-10-05 2510 if (!r2) { 18793c04abe665 Liew Rui Yan 2026-10-05 2511 damon_free_target(t); 18793c04abe665 Liew Rui Yan 2026-10-05 2512 kunit_skip(test, "region 2 alloc fail"); 18793c04abe665 Liew Rui Yan 2026-10-05 2513 } 18793c04abe665 Liew Rui Yan 2026-10-05 2514 damon_add_region(r2, t); 18793c04abe665 Liew Rui Yan 2026-10-05 2515 18793c04abe665 Liew Rui Yan 2026-10-05 2516 s.quota.charge_target_from = t; 18793c04abe665 Liew Rui Yan 2026-10-05 2517 s.quota.charge_addr_from = r1->ar.end; 18793c04abe665 Liew Rui Yan 2026-10-05 2518 18793c04abe665 Liew Rui Yan 2026-10-05 @2519 skipped = damos_skip_charged_region(t, r2, &s, min_region_sz); 18793c04abe665 Liew Rui Yan 2026-10-05 2520 18793c04abe665 Liew Rui Yan 2026-10-05 2521 /* 'r2' is not processed, it should not skip */ 18793c04abe665 Liew Rui Yan 2026-10-05 2522 KUNIT_EXPECT_EQ(test, skipped, false); 18793c04abe665 Liew Rui Yan 2026-10-05 2523 18793c04abe665 Liew Rui Yan 2026-10-05 2524 /* 'r2' is last region, it should reset charge_{target,addr}_from */ 18793c04abe665 Liew Rui Yan 2026-10-05 2525 KUNIT_EXPECT_PTR_EQ(test, s.quota.charge_target_from, NULL); 18793c04abe665 Liew Rui Yan 2026-10-05 2526 KUNIT_EXPECT_EQ(test, s.quota.charge_addr_from, 0); 18793c04abe665 Liew Rui Yan 2026-10-05 2527 18793c04abe665 Liew Rui Yan 2026-10-05 2528 damon_free_target(t); 18793c04abe665 Liew Rui Yan 2026-10-05 2529 } 18793c04abe665 Liew Rui Yan 2026-10-05 2530 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki