From: Nicola Vetrini <nicola.vetrini@bugseng.com>
To: Jan Beulich <jbeulich@suse.com>
Cc: xen-devel@lists.xenproject.org,
"Andrew Cooper" <andrew.cooper3@citrix.com>,
"Roger Pau Monné" <roger.pau@citrix.com>,
"Teddy Astie" <teddy.astie@vates.tech>
Subject: Re: [PATCH 1/5] x86/guest: rename a local variable
Date: Wed, 13 May 2026 23:17:13 +0200 [thread overview]
Message-ID: <010ae9668460c5a3a9705793713a976e@bugseng.com> (raw)
In-Reply-To: <ea005773-792a-4db8-a8d9-a88049006870@suse.com>
On 2026-05-13 13:44, Jan Beulich wrote:
> ... shadowing a file scope one, thuis violating Misra C:2012 rule 5.3
> ("An identifier declared in an inner scope shall not hide an identifier
> declared in an outer scope"). No difference in generated code.
>
> Signed-off-by: Jan Beulich <jbeulich@suse.com>
>
Reviewed-by: Nicola Vetrini <nicola.vetrini@bugseng.com>
> --- a/xen/arch/x86/guest/xen/xen.c
> +++ b/xen/arch/x86/guest/xen/xen.c
> @@ -203,11 +203,11 @@ static void __init init_memmap(void)
>
> static void cf_check xen_evtchn_upcall(void)
> {
> - struct vcpu_info *vcpu_info = this_cpu(vcpu_info);
> + struct vcpu_info *vi = this_cpu(vcpu_info);
> unsigned long pending;
>
> - vcpu_info->evtchn_upcall_pending = 0;
> - pending = xchg(&vcpu_info->evtchn_pending_sel, 0);
> + vi->evtchn_upcall_pending = 0;
> + pending = xchg(&vi->evtchn_pending_sel, 0);
>
> while ( pending )
> {
--
Nicola Vetrini, B.Sc.
Software Engineer
BUGSENG (https://bugseng.com)
LinkedIn: https://www.linkedin.com/in/nicola-vetrini-a42471253
next prev parent reply other threads:[~2026-05-13 21:17 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-13 11:43 [PATCH 0/5] x86: Misra rule 5.3 Jan Beulich
2026-05-13 11:44 ` [PATCH 1/5] x86/guest: rename a local variable Jan Beulich
2026-05-13 21:17 ` Nicola Vetrini [this message]
2026-05-15 11:00 ` Andrew Cooper
2026-05-13 11:44 ` [PATCH 2/5] x86/PV: rename a local variable in pv_emulate_gate_op() Jan Beulich
2026-05-13 11:45 ` [PATCH 3/5] x86/shadow: conditionalize / rename local variables Jan Beulich
2026-05-13 11:46 ` [PATCH 4/5] x86/shadow: split a nested max() invocation Jan Beulich
2026-05-14 5:08 ` Nicola Vetrini
2026-05-15 6:15 ` Jan Beulich
2026-05-13 11:46 ` [PATCH 5/5] x86/shadow: rename a parameter of shadow_l<N>_index() Jan Beulich
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