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McKenney" , Randy Dunlap , linux-mm@kvack.org, linux-kernel@vger.kernel.org, ligang.bdlg@bytedance.com Subject: Re: [PATCH v6 6/8] hugetlb: have CONFIG_HUGETLBFS select CONFIG_PADATA Message-ID: References: <20240222140422.393911-1-gang.li@linux.dev> <20240222140422.393911-7-gang.li@linux.dev> Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240222140422.393911-7-gang.li@linux.dev> X-ClientProxiedBy: BL1PR13CA0337.namprd13.prod.outlook.com (2603:10b6:208:2c6::12) To SA1PR10MB5711.namprd10.prod.outlook.com (2603:10b6:806:23e::20) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SA1PR10MB5711:EE_|DS7PR10MB7154:EE_ X-MS-Office365-Filtering-Correlation-Id: 0b81d8f9-1c2a-43c8-e978-08dc37dad59a X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 vEnZm4IC PINtS6gseoKWinGkG/tWMTXrugoHwwT1yY6jrT9N32JtshFmkQVeIJADp6F9NPAcSc79rfFxAtBDQ1j3/2PAgvFDuKA== 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: On Thu, Feb 22, 2024 at 10:04:19PM +0800, Gang Li wrote: > Allow hugetlb use padata_do_multithreaded for parallel initialization. > Select CONFIG_PADATA in this case. > > Signed-off-by: Gang Li > Tested-by: David Rientjes > Reviewed-by: Muchun Song > Tested-by: Paul E. McKenney Acked-by: Daniel Jordan > --- > fs/Kconfig | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/fs/Kconfig b/fs/Kconfig > index 89fdbefd1075f..c0b9599bf8e3a 100644 > --- a/fs/Kconfig > +++ b/fs/Kconfig > @@ -262,6 +262,7 @@ menuconfig HUGETLBFS > depends on X86 || SPARC64 || ARCH_SUPPORTS_HUGETLBFS || BROKEN > depends on (SYSFS || SYSCTL) > select MEMFD_CREATE > + select PADATA if SMP > help > hugetlbfs is a filesystem backing for HugeTLB pages, based on > ramfs. For architectures that support it, say Y here and read > -- > 2.20.1 >