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dkim=none (message not signed) header.d=none;vger.kernel.org; dmarc=none action=none header.from=windriver.com; Received: from BY5PR11MB4241.namprd11.prod.outlook.com (2603:10b6:a03:1ca::13) by SJ0PR11MB4862.namprd11.prod.outlook.com (2603:10b6:a03:2de::16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4173.24; Fri, 28 May 2021 13:15:53 +0000 Received: from BY5PR11MB4241.namprd11.prod.outlook.com ([fe80::34b3:17c2:b1ad:286c]) by BY5PR11MB4241.namprd11.prod.outlook.com ([fe80::34b3:17c2:b1ad:286c%5]) with mapi id 15.20.4173.026; Fri, 28 May 2021 13:15:53 +0000 Subject: Re: [PATCH v2 4/6] ARM: change vmalloc_start to vmalloc_size To: "Russell King (Oracle)" Cc: rppt@kernel.org, ardb@kernel.org, linus.walleij@linaro.org, akpm@linux-foundation.org, carver4lio@163.com, tiantao6@hisilicon.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org References: <20210518120633.GW12395@shell.armlinux.org.uk> From: "Xu, Yanfei" Message-ID: <56b01e19-6509-e6a1-30d1-ac71ec8724b4@windriver.com> Date: Fri, 28 May 2021 21:15:27 +0800 User-Agent: Mozilla/5.0 (X11; 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We now have one single > place where this calculation takes place. > > Signed-off-by: Russell King (Oracle) Reviewed-by: Yanfei Xu Regards, Yanfei > --- > arch/arm/mm/mmu.c | 6 +++--- > 1 file changed, 3 insertions(+), 3 deletions(-) > > diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c > index ed2846bdb1f4..5ae11e6f2a58 100644 > --- a/arch/arm/mm/mmu.c > +++ b/arch/arm/mm/mmu.c > @@ -1123,7 +1123,7 @@ void __init debug_ll_io_init(void) > } > #endif > > -static unsigned long __initdata vmalloc_start = VMALLOC_END - (240 << 20); > +static unsigned long __initdata vmalloc_size = 240 << 20; > > /* > * vmalloc=size forces the vmalloc area to be exactly 'size' > @@ -1148,7 +1148,7 @@ static int __init early_vmalloc(char *arg) > vmalloc_reserve >> 20); > } > > - vmalloc_start = VMALLOC_END - vmalloc_reserve; > + vmalloc_size = vmalloc_reserve; > return 0; > } > early_param("vmalloc", early_vmalloc); > @@ -1168,7 +1168,7 @@ void __init adjust_lowmem_bounds(void) > * and may itself be outside the valid range for which phys_addr_t > * and therefore __pa() is defined. > */ > - vmalloc_limit = (u64)vmalloc_start - VMALLOC_OFFSET - > + vmalloc_limit = (u64)VMALLOC_END - vmalloc_size - VMALLOC_OFFSET - > PAGE_OFFSET + PHYS_OFFSET; > > /* > -- > 2.20.1 >