From: "Russell King (Oracle)" <linux@armlinux.org.uk>
To: "Xu, Yanfei" <yanfei.xu@windriver.com>
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
Subject: Re: [PATCH 3/4] ARM: change vmalloc_min to vmalloc_start
Date: Thu, 20 May 2021 10:00:24 +0100 [thread overview]
Message-ID: <20210520090024.GB30436@shell.armlinux.org.uk> (raw)
In-Reply-To: <a7ad5c03-025a-4cf8-e4b1-2d150bfe3066@windriver.com>
On Wed, May 19, 2021 at 12:41:10PM +0800, Xu, Yanfei wrote:
> On 5/18/21 8:15 PM, Russell King (Oracle) wrote:
> > -static unsigned long __initdata vmalloc_min =
> > - VMALLOC_END - (240 << 20) - VMALLOC_OFFSET;
> > +static unsigned long __initdata vmalloc_start = VMALLOC_END - (240 << 20);
> >
> > /*
> > * vmalloc=size forces the vmalloc area to be exactly 'size'
> > @@ -1169,7 +1168,8 @@ 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_min - PAGE_OFFSET + PHYS_OFFSET;
> > + vmalloc_limit = (u64)vmalloc_start -
> > + (PAGE_OFFSET + PHYS_OFFSET + VMALLOC_OFFSET);
> >
> Here is bug, it should be
>
> vmalloc_limit = (u64)vmalloc_start -
> (PAGE_OFFSET + VMALLOC_OFFSET) + PHYS_OFFSET;
Yes, you're absolutely right, thanks for catching that!
--
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
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next prev parent reply other threads:[~2021-05-20 9:03 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-18 11:12 [PATCH] arm: make the size of vmalloc in cmdline and meminfo uniform Yanfei Xu
2021-05-18 11:29 ` Russell King (Oracle)
2021-05-18 12:06 ` Russell King (Oracle)
2021-05-18 12:15 ` [PATCH 1/4] ARM: change vmalloc_min to be unsigned long Russell King (Oracle)
2021-05-18 22:09 ` Linus Walleij
2021-05-18 12:15 ` [PATCH 2/4] ARM: use a temporary variable to hold maximum vmalloc size Russell King (Oracle)
2021-05-18 22:11 ` Linus Walleij
2021-05-18 12:15 ` [PATCH 3/4] ARM: change vmalloc_min to vmalloc_start Russell King (Oracle)
2021-05-18 22:19 ` Linus Walleij
2021-05-18 22:26 ` Nicolas Pitre
2021-05-18 22:32 ` Nicolas Pitre
2021-05-18 22:34 ` Linus Walleij
2021-05-18 22:38 ` Nicolas Pitre
2021-05-28 9:55 ` Russell King (Oracle)
2021-05-19 4:41 ` Xu, Yanfei
2021-05-20 9:00 ` Russell King (Oracle) [this message]
2021-05-28 2:52 ` Xu, Yanfei
2021-05-28 10:00 ` Russell King (Oracle)
2021-05-19 5:25 ` Xu, Yanfei
2021-05-18 12:15 ` [PATCH 4/4] ARM: change vmalloc_start to vmalloc_size Russell King (Oracle)
2021-05-18 22:21 ` Linus Walleij
2021-05-19 4:39 ` [PATCH] arm: make the size of vmalloc in cmdline and meminfo uniform Xu, Yanfei
2021-05-19 5:32 ` Xu, Yanfei
2021-05-20 4:52 ` Alexander Dahl
2021-05-20 6:50 ` Xu, Yanfei
2021-05-28 10:11 ` [PATCH v2 1/6] ARM: change vmalloc_min to be unsigned long Russell King (Oracle)
2021-05-28 13:10 ` Xu, Yanfei
2021-05-28 10:11 ` [PATCH v2 2/6] ARM: use a temporary variable to hold maximum vmalloc size Russell King (Oracle)
2021-05-28 13:11 ` Xu, Yanfei
2021-05-28 10:11 ` [PATCH v2 3/6] ARM: change vmalloc_min to vmalloc_start Russell King (Oracle)
2021-05-28 12:21 ` Linus Walleij
2021-05-28 13:05 ` Xu, Yanfei
2021-05-28 10:11 ` [PATCH v2 4/6] ARM: change vmalloc_start to vmalloc_size Russell King (Oracle)
2021-05-28 12:22 ` Linus Walleij
2021-05-28 13:15 ` Xu, Yanfei
2021-05-28 10:11 ` [PATCH v2 5/6] ARM: use "* SZ_1M" rather than "<< 20" Russell King (Oracle)
2021-05-28 12:23 ` Linus Walleij
2021-05-28 13:17 ` Xu, Yanfei
2021-05-28 10:11 ` [PATCH v2 6/6] ARM: use MiB for vmalloc sizes Russell King (Oracle)
2021-05-28 12:24 ` Linus Walleij
2021-05-28 13:20 ` Xu, Yanfei
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