From: Xin Hao <xhao@linux.alibaba.com>
To: Matthew Wilcox <willy@infradead.org>
Cc: changbin.du@intel.com, sashal@kernel.org,
akpm@linux-foundation.org, adobriyan@gmail.com,
linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] proc: export page young and skip_kasan_poison flag via kpageflags
Date: Sat, 4 Jun 2022 17:50:31 +0800 [thread overview]
Message-ID: <55263fe2-f8ae-f681-69fd-1064a74f2bb6@linux.alibaba.com> (raw)
In-Reply-To: <YpkBQTWWUuOzagvd@casper.infradead.org>
On 6/3/22 2:28 AM, Matthew Wilcox wrote:
> On Thu, Jun 02, 2022 at 11:43:02PM +0800, Xin Hao wrote:
>> Now the young and skip_kasan_poison flag are supported in
> Why do we want userspace to know about whether skip_kasan_poison is set?
> That seems like a kernel-internal detail to me.
the skip_kasan_poison also a page flags, we use page_types tool to
display them not only include user-internal,
but also kernel-internal, add them, the page-types tool can more detail
display the kernel-internal page flags,
just in case we don't miss some page flags when check the whole memory.
-
Best Regards!
Xin Hao
next prev parent reply other threads:[~2022-06-04 9:50 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-02 15:43 Xin Hao
2022-06-02 18:04 ` Andrew Morton
2022-06-04 9:51 ` Xin Hao
2022-06-02 18:28 ` Matthew Wilcox
2022-06-04 9:50 ` Xin Hao [this message]
2022-06-04 15:08 ` Matthew Wilcox
2022-06-05 5:25 ` Xin Hao
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