From: Peter Xu <peterx@redhat.com>
To: Eiichi Tsukata <eiichi.tsukata@nutanix.com>
Cc: pbonzini@redhat.com, marcandre.lureau@redhat.com,
berrange@redhat.com, thuth@redhat.com, philmd@linaro.org,
david@redhat.com, qemu-devel@nongnu.org
Subject: Re: [PATCH] physmem: use PR_SET_VMA_ANON_NAME to set ram block name
Date: Tue, 11 Apr 2023 13:00:19 -0400 [thread overview]
Message-ID: <ZDWSI2RYMbwFqoix@x1n> (raw)
In-Reply-To: <20230411041158.66728-1-eiichi.tsukata@nutanix.com>
On Tue, Apr 11, 2023 at 04:11:58AM +0000, Eiichi Tsukata wrote:
> Use linux specific PR_SET_VMA_ANON_NAME (introduced in v5.17) to set ram
> block name in the kernel. This makes each ram block distinguishable and
> can help debugging and inspection. The names of ram blocks are shown in
> /proc/pid/maps like this:
>
> 7f00e9400000-7f00f1400000 rw-p 00000000 00:00 0 [anon:pc.ram]
> 7f0115200000-7f0115201000 rw-p 00000000 00:00 0 [anon:/rom@etc/acpi/rsdp]
> 7f0115400000-7f0115410000 rw-p 00000000 00:00 0 [anon:/rom@etc/table-loader]
> 7f0115600000-7f0115800000 rw-p 00000000 00:00 0 [anon:/rom@etc/acpi/tables]
> 7f0115a00000-7f0115a40000 rw-p 00000000 00:00 0 [anon:e1000.rom]
> ...
>
> Signed-off-by: Eiichi Tsukata <eiichi.tsukata@nutanix.com>
Acked-by: Peter Xu <peterx@redhat.com>
--
Peter Xu
prev parent reply other threads:[~2023-04-11 17:01 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-11 4:11 [PATCH] physmem: use PR_SET_VMA_ANON_NAME to set ram block name Eiichi Tsukata
2023-04-11 7:51 ` David Hildenbrand
2023-04-11 17:00 ` Peter Xu [this message]
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