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Mon, 28 Apr 2025 17:03:59 GMT Received: from smtpav02.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id B7A5820043; Mon, 28 Apr 2025 17:03:59 +0000 (GMT) Received: from smtpav02.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 4E06820040; Mon, 28 Apr 2025 17:03:56 +0000 (GMT) Received: from li-06431bcc-2712-11b2-a85c-a6fe68df28f9.ibm.com.com (unknown [9.39.16.18]) by smtpav02.fra02v.mail.ibm.com (Postfix) with ESMTP; Mon, 28 Apr 2025 17:03:56 +0000 (GMT) From: Donet Tom To: Mike Rapoport , David Hildenbrand , Oscar Salvador , Greg Kroah-Hartman , Andrew Morton , rafael@kernel.org, Danilo Krummrich Cc: Ritesh Harjani , Jonathan Cameron , Alison Schofield , Yury Norov , Dave Jiang , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Donet Tom Subject: [PATCH v2 2/2] driver/base: Remove unused functions Date: Mon, 28 Apr 2025 22:33:47 +0530 Message-ID: <273649393600cb33ac3eec0e9a523c2d1853a47c.1745852397.git.donettom@linux.ibm.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: jja8SR6AnwhpXQGbPwPufI5RwtoXScdZ X-Authority-Analysis: v=2.4 cv=GJYIEvNK c=1 sm=1 tr=0 ts=680fb502 cx=c_pps a=aDMHemPKRhS1OARIsFnwRA==:117 a=aDMHemPKRhS1OARIsFnwRA==:17 a=XR8D0OoHHMoA:10 a=VnNF1IyMAAAA:8 a=q9uJERnfbkf75TiDIWEA:9 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNDI4MDEzNiBTYWx0ZWRfX9gZfSE7EwWH1 go1JzsJ1KBApQZsQLJIbYPBHn59OqmXNVhpwfXqtBR515j5vnzx/aJGly1ulq4Y2CsqKw8F791b vjlJ6Rtsq94TccEj2v5KyXcFC65X85WlrnIq2X+fAj+f9L0yVYWls2Ri1V4VvwOAWsCrpru7mpq IMZpEmNjdCIMg8bWlxFNAYuOdOpBxtWmFV1E3vEQ/lFfrjh+58iiRfg3yPSLCCv3OMsGFEk/+Mx DAsqlPlnDy0/wIST+fGdTuDCuUijtvT1snj7OTAFq8x6KYU85fYi83CAEWC7ewi7Hk9ZOyCRdd6 jQT6tkDexvmQ3OWAnDqegY4PzK34YaQ59DyTJLRBScg4O9NtskoAL0TksObnrpLYk3Lrq2S/Drc WfdcN/KgJ7VPJocSNdgrJc6dZxfRHwrJva6qtLWYU3aqd0qEB6HTc9QP2126QghpSCCUTZ45 X-Proofpoint-ORIG-GUID: 1I0lZyULsfZHoKR4JKMtn0u1YeqhCGGM X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.0.736,FMLib:17.12.80.40 definitions=2025-04-28_06,2025-04-24_02,2025-02-21_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 spamscore=0 mlxscore=0 phishscore=0 impostorscore=0 suspectscore=0 priorityscore=1501 adultscore=0 clxscore=1011 bulkscore=0 lowpriorityscore=0 mlxlogscore=999 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2504070000 definitions=main-2504280136 X-Rspamd-Server: rspam11 X-Rspamd-Queue-Id: BA7D516000E X-Stat-Signature: s45gzpx534hukhdhk73wuaiew7m5sxon X-Rspam-User: X-HE-Tag: 1745859852-1136 X-HE-Meta: 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 yODmfmE2 U5e8x2gwWKoNxyYwStOnjJ3X8d059+cb/E/m/AgEsXXhJxfnMpx9ui7LZe4n6auoz0D/9pqhJweUIE4AchBbIYybqfWlCXRVS4bRgwBW0HAoLfHpNkoE3+Fs5Q34etXnohY+8OVeMyGcBiCqaVDcaATF9iNoOz4l9eWVAojseCp5D0gusIvqCe5T5bTIxMH/PVjo2Mb/C6uiXW3+L0n/uSBFQGppTJS4pERr0WH58grlg+8zNm40U3UkbHaFSvGac5czEqQWj7iSgxldL/3XM0vM9bqZhddKcleMwThQ8fh5iP7J989m3Hz345KFfu/2B+1J8RgBStP+xTWdBj29wEeO0pdaoJeUBRmv+cjdZ3dSkXNOuQEfEIwQUsQ== 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: The functions register_mem_block_under_node_early and get_nid_for_pfn are not used, as register_memory_blocks_under_node_early is now used to register memory blocks during early boot. Therefore, these unused functions have been removed. Signed-off-by: Donet Tom --- drivers/base/node.c | 54 +-------------------------------------------- 1 file changed, 1 insertion(+), 53 deletions(-) diff --git a/drivers/base/node.c b/drivers/base/node.c index 4869333d366d..59ec507fc97d 100644 --- a/drivers/base/node.c +++ b/drivers/base/node.c @@ -748,15 +748,6 @@ int unregister_cpu_under_node(unsigned int cpu, unsigned int nid) } #ifdef CONFIG_MEMORY_HOTPLUG -static int __ref get_nid_for_pfn(unsigned long pfn) -{ -#ifdef CONFIG_DEFERRED_STRUCT_PAGE_INIT - if (system_state < SYSTEM_RUNNING) - return early_pfn_to_nid(pfn); -#endif - return pfn_to_nid(pfn); -} - static void do_register_memory_block_under_node(int nid, struct memory_block *mem_blk, enum meminit_context context) @@ -783,46 +774,6 @@ static void do_register_memory_block_under_node(int nid, ret); } -/* register memory section under specified node if it spans that node */ -static int register_mem_block_under_node_early(struct memory_block *mem_blk, - void *arg) -{ - unsigned long memory_block_pfns = memory_block_size_bytes() / PAGE_SIZE; - unsigned long start_pfn = section_nr_to_pfn(mem_blk->start_section_nr); - unsigned long end_pfn = start_pfn + memory_block_pfns - 1; - int nid = *(int *)arg; - unsigned long pfn; - - for (pfn = start_pfn; pfn <= end_pfn; pfn++) { - int page_nid; - - /* - * memory block could have several absent sections from start. - * skip pfn range from absent section - */ - if (!pfn_in_present_section(pfn)) { - pfn = round_down(pfn + PAGES_PER_SECTION, - PAGES_PER_SECTION) - 1; - continue; - } - - /* - * We need to check if page belongs to nid only at the boot - * case because node's ranges can be interleaved. - */ - page_nid = get_nid_for_pfn(pfn); - if (page_nid < 0) - continue; - if (page_nid != nid) - continue; - - do_register_memory_block_under_node(nid, mem_blk, MEMINIT_EARLY); - return 0; - } - /* mem section does not span the specified node */ - return 0; -} - /* * During hotplug we know that all pages in the memory block belong to the same * node. @@ -895,10 +846,7 @@ void register_memory_blocks_under_node(int nid, unsigned long start_pfn, { walk_memory_blocks_func_t func; - if (context == MEMINIT_HOTPLUG) - func = register_mem_block_under_node_hotplug; - else - func = register_mem_block_under_node_early; + func = register_mem_block_under_node_hotplug; walk_memory_blocks(PFN_PHYS(start_pfn), PFN_PHYS(end_pfn - start_pfn), (void *)&nid, func); -- 2.48.1