From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx132.postini.com [74.125.245.132]) by kanga.kvack.org (Postfix) with SMTP id C38466B0008 for ; Wed, 23 Jan 2013 21:25:57 -0500 (EST) Date: Thu, 24 Jan 2013 11:25:55 +0900 From: Minchan Kim Subject: Re: [patch 1/3 v2]mm: don't inline page_mapping() Message-ID: <20130124022555.GC22654@blaptop> References: <20130122022919.GA12293@kernel.org> <20130123054631.GE2723@blaptop> <1358990120.3351.6.camel@kernel> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1358990120.3351.6.camel@kernel> Sender: owner-linux-mm@kvack.org List-ID: To: Simon Jeons Cc: Shaohua Li , linux-mm@kvack.org, akpm@linux-foundation.org, hughd@google.com, riel@redhat.com On Wed, Jan 23, 2013 at 07:15:20PM -0600, Simon Jeons wrote: > On Wed, 2013-01-23 at 14:46 +0900, Minchan Kim wrote: > > On Tue, Jan 22, 2013 at 10:29:19AM +0800, Shaohua Li wrote: > > > > > > According to akpm, this saves 1/2k text and makes things simple of next patch. > > > > > > Suggested-by: Andrew Morton > > > Signed-off-by: Shaohua Li > > Acked-by: Minchan Kim > > > > FYI, > > > > Feel free to add in changelog if you have evidence. :) > > > > Hi Minchan, Hello again, > > Could you tell me how can you get these test result? Which tool > or ...? :) ./script/bloat-o-meter :) > > > add/remove: 1/0 grow/shrink: 6/22 up/down: 92/-516 (-424) > > function old new delta > > page_mapping - 48 +48 > > do_task_stat 2292 2308 +16 > > page_remove_rmap 240 248 +8 > > load_elf_binary 4500 4508 +8 > > update_queue 532 536 +4 > > scsi_probe_and_add_lun 2892 2896 +4 > > lookup_fast 644 648 +4 > > vcs_read 1040 1036 -4 > > __ip_route_output_key 1904 1900 -4 > > ip_route_input_noref 2508 2500 -8 > > shmem_file_aio_read 784 772 -12 > > __isolate_lru_page 272 256 -16 > > shmem_replace_page 708 688 -20 > > mark_buffer_dirty 228 208 -20 > > __set_page_dirty_buffers 240 220 -20 > > __remove_mapping 276 256 -20 > > update_mmu_cache 500 476 -24 > > set_page_dirty_balance 92 68 -24 > > set_page_dirty 172 148 -24 > > page_evictable 88 64 -24 > > page_cache_pipe_buf_steal 248 224 -24 > > clear_page_dirty_for_io 340 316 -24 > > test_set_page_writeback 400 372 -28 > > test_clear_page_writeback 516 488 -28 > > invalidate_inode_page 156 128 -28 > > page_mkclean 432 400 -32 > > flush_dcache_page 360 328 -32 > > __set_page_dirty_nobuffers 324 280 -44 > > shrink_page_list 2412 2356 -56 > > > > > -- > To unsubscribe, send a message with 'unsubscribe linux-mm' in > the body to majordomo@kvack.org. For more info on Linux MM, > see: http://www.linux-mm.org/ . > Don't email: email@kvack.org -- Kind regards, Minchan Kim -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org