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X-CSE-ConnectionGUID: Z2eIZBA8TYKnYz/jP0aBpg== X-CSE-MsgGUID: uHyAw92CQi6nLxlwZsLREQ== X-IronPort-AV: E=McAfee;i="6600,9927,11026"; a="10571702" X-IronPort-AV: E=Sophos;i="6.07,161,1708416000"; d="scan'208";a="10571702" Received: from fmviesa004.fm.intel.com ([10.60.135.144]) by orvoesa106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Mar 2024 05:23:11 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.07,161,1708416000"; d="scan'208";a="21287656" Received: from lkp-server01.sh.intel.com (HELO be39aa325d23) ([10.239.97.150]) by fmviesa004.fm.intel.com with ESMTP; 28 Mar 2024 05:23:07 -0700 Received: from kbuild by be39aa325d23 with local (Exim 4.96) (envelope-from ) id 1rpome-000282-2s; Thu, 28 Mar 2024 12:23:04 +0000 Date: Thu, 28 Mar 2024 20:22:29 +0800 From: kernel test robot To: Kefeng Wang , Andrew Morton Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Linux Memory Management List , willy@infradead.org, Miaohe Lin , Naoya Horiguchi , David Hildenbrand , Oscar Salvador , Zi Yan , Hugh Dickins , Jonathan Corbet , linux-doc@vger.kernel.org, Baolin Wang , Kefeng Wang Subject: Re: [PATCH 3/6] mm: remove isolate_lru_page() Message-ID: <202403282057.pIA3kJoz-lkp@intel.com> References: <20240327141034.3712697-4-wangkefeng.wang@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240327141034.3712697-4-wangkefeng.wang@huawei.com> X-Rspamd-Queue-Id: E3F96100013 X-Rspam-User: X-Rspamd-Server: rspam05 X-Stat-Signature: w7isjjanbmsyyi6zdj53753wn88xdwgh X-HE-Tag: 1711628592-680418 X-HE-Meta: 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 wYE/Sq76 WPoir6sVuSg0UMmwiFSyVLmXnqwLsWzNFSiS6z0tXFY7ceoJsIifwgP+umcqcI9nn08GTDnAXLm2iDB7RGeZem8ys7nEq5CZWYhu1ZCpQ8zvmPbh/Qf2ZonIcKh1LixFbE8DKD3kbvICJMYA779mWQq27ofXU0hjReX/p+SNmUKpfS+VFdjmAxDFSZDbeq5ubwMA/NvAbbKJZT+XtCQt+pkxZjQ4Wge5BJ2/lVJPO82XFmkgXz/+bTwFyEexO+ACnIcwxGg4lHcke8JFNula7MctJmSUanRzbT/Cqt1vxBmY5XUvsvgGNrqSN5UcGjRM7wm6i0iw21KZd7nCF+q9Z3J/hK88rewcbrdnAWlicSm9ZYrZA0f5uGlrCbvUi0sWTVkA4JhQJHoovgLnUNWUJgqhA4y7xWhkVhlrmG+Ovvugm+cVIM+KJdfyGWg== 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: Hi Kefeng, kernel test robot noticed the following build errors: [auto build test ERROR on linus/master] [also build test ERROR on v6.9-rc1] [cannot apply to akpm-mm/mm-everything next-20240328] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Kefeng-Wang/mm-migrate-add-isolate_movable_folio/20240327-221513 base: linus/master patch link: https://lore.kernel.org/r/20240327141034.3712697-4-wangkefeng.wang%40huawei.com patch subject: [PATCH 3/6] mm: remove isolate_lru_page() config: x86_64-rhel-8.3-rust (https://download.01.org/0day-ci/archive/20240328/202403282057.pIA3kJoz-lkp@intel.com/config) compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240328/202403282057.pIA3kJoz-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/202403282057.pIA3kJoz-lkp@intel.com/ All errors (new ones prefixed by >>): >> mm/migrate_device.c:388:9: error: call to undeclared function 'isolate_lru_page'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 388 | if (!isolate_lru_page(page)) { | ^ mm/migrate_device.c:388:9: note: did you mean '__isolate_free_page'? mm/internal.h:487:12: note: '__isolate_free_page' declared here 487 | extern int __isolate_free_page(struct page *page, unsigned int order); | ^ 1 error generated. vim +/isolate_lru_page +388 mm/migrate_device.c 76cbbead253ddc Christoph Hellwig 2022-02-16 355 76cbbead253ddc Christoph Hellwig 2022-02-16 356 /* 44af0b45d58d7b Alistair Popple 2022-11-11 357 * Unmaps pages for migration. Returns number of source pfns marked as 44af0b45d58d7b Alistair Popple 2022-11-11 358 * migrating. 76cbbead253ddc Christoph Hellwig 2022-02-16 359 */ 241f6885965683 Alistair Popple 2022-09-28 360 static unsigned long migrate_device_unmap(unsigned long *src_pfns, 241f6885965683 Alistair Popple 2022-09-28 361 unsigned long npages, 241f6885965683 Alistair Popple 2022-09-28 362 struct page *fault_page) 76cbbead253ddc Christoph Hellwig 2022-02-16 363 { 76cbbead253ddc Christoph Hellwig 2022-02-16 364 unsigned long i, restore = 0; 76cbbead253ddc Christoph Hellwig 2022-02-16 365 bool allow_drain = true; 241f6885965683 Alistair Popple 2022-09-28 366 unsigned long unmapped = 0; 76cbbead253ddc Christoph Hellwig 2022-02-16 367 76cbbead253ddc Christoph Hellwig 2022-02-16 368 lru_add_drain(); 76cbbead253ddc Christoph Hellwig 2022-02-16 369 76cbbead253ddc Christoph Hellwig 2022-02-16 370 for (i = 0; i < npages; i++) { 241f6885965683 Alistair Popple 2022-09-28 371 struct page *page = migrate_pfn_to_page(src_pfns[i]); 4b8554c527f3cf Matthew Wilcox (Oracle 2022-01-28 372) struct folio *folio; 76cbbead253ddc Christoph Hellwig 2022-02-16 373 44af0b45d58d7b Alistair Popple 2022-11-11 374 if (!page) { 44af0b45d58d7b Alistair Popple 2022-11-11 375 if (src_pfns[i] & MIGRATE_PFN_MIGRATE) 44af0b45d58d7b Alistair Popple 2022-11-11 376 unmapped++; 76cbbead253ddc Christoph Hellwig 2022-02-16 377 continue; 44af0b45d58d7b Alistair Popple 2022-11-11 378 } 76cbbead253ddc Christoph Hellwig 2022-02-16 379 76cbbead253ddc Christoph Hellwig 2022-02-16 380 /* ZONE_DEVICE pages are not on LRU */ 76cbbead253ddc Christoph Hellwig 2022-02-16 381 if (!is_zone_device_page(page)) { 76cbbead253ddc Christoph Hellwig 2022-02-16 382 if (!PageLRU(page) && allow_drain) { 1fec6890bf2247 Matthew Wilcox (Oracle 2023-06-21 383) /* Drain CPU's lru cache */ 76cbbead253ddc Christoph Hellwig 2022-02-16 384 lru_add_drain_all(); 76cbbead253ddc Christoph Hellwig 2022-02-16 385 allow_drain = false; 76cbbead253ddc Christoph Hellwig 2022-02-16 386 } 76cbbead253ddc Christoph Hellwig 2022-02-16 387 f7f9c00dfafffd Baolin Wang 2023-02-15 @388 if (!isolate_lru_page(page)) { 241f6885965683 Alistair Popple 2022-09-28 389 src_pfns[i] &= ~MIGRATE_PFN_MIGRATE; 76cbbead253ddc Christoph Hellwig 2022-02-16 390 restore++; 76cbbead253ddc Christoph Hellwig 2022-02-16 391 continue; 76cbbead253ddc Christoph Hellwig 2022-02-16 392 } 76cbbead253ddc Christoph Hellwig 2022-02-16 393 76cbbead253ddc Christoph Hellwig 2022-02-16 394 /* Drop the reference we took in collect */ 76cbbead253ddc Christoph Hellwig 2022-02-16 395 put_page(page); 76cbbead253ddc Christoph Hellwig 2022-02-16 396 } 76cbbead253ddc Christoph Hellwig 2022-02-16 397 4b8554c527f3cf Matthew Wilcox (Oracle 2022-01-28 398) folio = page_folio(page); 4b8554c527f3cf Matthew Wilcox (Oracle 2022-01-28 399) if (folio_mapped(folio)) 4b8554c527f3cf Matthew Wilcox (Oracle 2022-01-28 400) try_to_migrate(folio, 0); 76cbbead253ddc Christoph Hellwig 2022-02-16 401 16ce101db85db6 Alistair Popple 2022-09-28 402 if (page_mapped(page) || 241f6885965683 Alistair Popple 2022-09-28 403 !migrate_vma_check_page(page, fault_page)) { 76cbbead253ddc Christoph Hellwig 2022-02-16 404 if (!is_zone_device_page(page)) { 76cbbead253ddc Christoph Hellwig 2022-02-16 405 get_page(page); 76cbbead253ddc Christoph Hellwig 2022-02-16 406 putback_lru_page(page); 76cbbead253ddc Christoph Hellwig 2022-02-16 407 } 76cbbead253ddc Christoph Hellwig 2022-02-16 408 241f6885965683 Alistair Popple 2022-09-28 409 src_pfns[i] &= ~MIGRATE_PFN_MIGRATE; 76cbbead253ddc Christoph Hellwig 2022-02-16 410 restore++; 76cbbead253ddc Christoph Hellwig 2022-02-16 411 continue; 76cbbead253ddc Christoph Hellwig 2022-02-16 412 } 241f6885965683 Alistair Popple 2022-09-28 413 241f6885965683 Alistair Popple 2022-09-28 414 unmapped++; 76cbbead253ddc Christoph Hellwig 2022-02-16 415 } 76cbbead253ddc Christoph Hellwig 2022-02-16 416 76cbbead253ddc Christoph Hellwig 2022-02-16 417 for (i = 0; i < npages && restore; i++) { 241f6885965683 Alistair Popple 2022-09-28 418 struct page *page = migrate_pfn_to_page(src_pfns[i]); 4eecb8b9163df8 Matthew Wilcox (Oracle 2022-01-28 419) struct folio *folio; 76cbbead253ddc Christoph Hellwig 2022-02-16 420 241f6885965683 Alistair Popple 2022-09-28 421 if (!page || (src_pfns[i] & MIGRATE_PFN_MIGRATE)) 76cbbead253ddc Christoph Hellwig 2022-02-16 422 continue; 76cbbead253ddc Christoph Hellwig 2022-02-16 423 4eecb8b9163df8 Matthew Wilcox (Oracle 2022-01-28 424) folio = page_folio(page); 4eecb8b9163df8 Matthew Wilcox (Oracle 2022-01-28 425) remove_migration_ptes(folio, folio, false); 76cbbead253ddc Christoph Hellwig 2022-02-16 426 241f6885965683 Alistair Popple 2022-09-28 427 src_pfns[i] = 0; 4eecb8b9163df8 Matthew Wilcox (Oracle 2022-01-28 428) folio_unlock(folio); 4eecb8b9163df8 Matthew Wilcox (Oracle 2022-01-28 429) folio_put(folio); 76cbbead253ddc Christoph Hellwig 2022-02-16 430 restore--; 76cbbead253ddc Christoph Hellwig 2022-02-16 431 } 241f6885965683 Alistair Popple 2022-09-28 432 241f6885965683 Alistair Popple 2022-09-28 433 return unmapped; 241f6885965683 Alistair Popple 2022-09-28 434 } 241f6885965683 Alistair Popple 2022-09-28 435 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki