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Thu, 10 Apr 2025 04:35:31 GMT Received: from smtpav01.dal12v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 56F8358059; Thu, 10 Apr 2025 04:35:31 +0000 (GMT) Received: from smtpav01.dal12v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id AAC0058057; Thu, 10 Apr 2025 04:35:28 +0000 (GMT) Received: from [9.39.22.215] (unknown [9.39.22.215]) by smtpav01.dal12v.mail.ibm.com (Postfix) with ESMTP; Thu, 10 Apr 2025 04:35:28 +0000 (GMT) Message-ID: <2c311511-e6a0-48b7-bbfb-2c28ffcff031@linux.ibm.com> Date: Thu, 10 Apr 2025 10:05:26 +0530 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 1/2] mm/memblock: Added a New Memblock Function to Check if the Current Node's Memblock Region Intersects with a Memory Block To: Andrew Morton Cc: Greg Kroah-Hartman , linux-kernel@vger.kernel.org, David Hildenbrand , linux-mm@kvack.org, Mike Rapoport , Ritesh Harjani , rafael@kernel.org, Danilo Krummrich References: <50142a29010463f436dc5c4feb540e5de3bb09df.1744175097.git.donettom@linux.ibm.com> <20250409192000.d8a630d2c10e902bcdf80973@linux-foundation.org> Content-Language: en-US From: Donet Tom In-Reply-To: <20250409192000.d8a630d2c10e902bcdf80973@linux-foundation.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: C70EJX6oeRsm3rhJXUi5QH8wVL5J1_C7 X-Proofpoint-ORIG-GUID: HMdx_EfvqKEQzeTddXL5Jeg5fxm35fUy X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1095,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-04-09_06,2025-04-08_04,2024-11-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=871 bulkscore=0 impostorscore=0 mlxscore=0 suspectscore=0 clxscore=1015 priorityscore=1501 spamscore=0 malwarescore=0 lowpriorityscore=0 adultscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2502280000 definitions=main-2504100032 On 4/10/25 7:50 AM, Andrew Morton wrote: > On Wed, 9 Apr 2025 10:57:56 +0530 Donet Tom wrote: > >> A new function, curr_node_memblock_intersect_memory_block, has been > "intersects". > > Because the name is too short ;) Thanks Andrew, I will change the name. > >> With this function, the boot time is reduced. >> >> Boot time without this function - 32TB RAM >> ========================================== >> Startup finished in 1min 12.413s (kernel) >> >> Boot time with this function - 32TB RAM >> ======================================== >> Startup finished in 18.031s (kernel) > Impressive. I'll assume this is rppt material. > >