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Re: [PATCH v1 4/7] xen/p2m: move xenmem_access_to_p2m_access() to common p2m.c
- To: Penny Zheng <Penny.Zheng@xxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Thu, 13 Nov 2025 10:29:02 +0100
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- Cc: Tamas K Lengyel <tamas@xxxxxxxxxxxxx>, Alexandru Isaila <aisaila@xxxxxxxxxxxxxxx>, Petre Pircalabu <ppircalabu@xxxxxxxxxxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxxx
- Delivery-date: Thu, 13 Nov 2025 09:29:08 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 13.11.2025 04:16, Penny Zheng wrote:
> Memory access and ALTP2M are two seperate features, while both depending on
> helper xenmem_access_to_p2m_access(). So it betters lives in common p2m.c,
> other than mem_access.c which will be compiled out when VM_EVENT=n &&
> ALTP2M=y.
Yet when both are off, the function becomes unreachable? I.e. doesn't there need
to be #ifdef around it, to please Misra?
> Coding style has been corrected at the same time.
That is, blank lines were inserted and nothing else, afaics. Could have been
said
explicitly.
> Signed-off-by: Penny Zheng <Penny.Zheng@xxxxxxx>
> ---
> v3 -> v4:
> - new commit
> ---
> xen/arch/x86/mm/mem_access.c | 36 ----------------------------------
> xen/arch/x86/mm/p2m.c | 38 ++++++++++++++++++++++++++++++++++++
> 2 files changed, 38 insertions(+), 36 deletions(-)
Imo with this movement, the declaration wants to move out of mem_access.h as
well.
Jan
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