From: robert.richter@cavium.com (Robert Richter)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] arm64: mm: Fix NOMAP page initialization
Date: Thu, 15 Dec 2016 16:48:45 +0100 [thread overview]
Message-ID: <20161215154845.GB8111@rric.localdomain> (raw)
In-Reply-To: <4bc9df75-1b67-2428-184e-ce52b5f95528@huawei.com>
On 15.12.16 11:01:04, Yisheng Xie wrote:
> > I sent a V2 patch that uses pfn_present(). This only initilizes
> > sections with memory.
> hmm? maybe I do not quite catch what your mean, but I do not think
> pfn_present is right for this case.
>
> IMO, The valid_section() means the section with mem_map, not section with memory.
Right, the section may be uninitialized with the present flag only.
valid_section() is better, this is also the pfn_valid() default
implementation.
Will rework. Thanks.
-Robert
prev parent reply other threads:[~2016-12-15 15:48 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-09 18:10 [PATCH] arm64: mm: Fix NOMAP page initialization Robert Richter
2016-12-09 19:07 ` Russell King - ARM Linux
2016-12-12 3:12 ` Yisheng Xie
2016-12-12 9:53 ` Yisheng Xie
2016-12-14 9:45 ` Robert Richter
2016-12-15 3:01 ` Yisheng Xie
2016-12-15 15:48 ` Robert Richter [this message]
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