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From: Anthony PERARD <anthony.perard@vates.tech>
To: Matthew Barnes <matthew.barnes@cloud.com>
Cc: Xen-devel <xen-devel@lists.xenproject.org>,
	Andrew Cooper <andrew.cooper3@citrix.com>,
	Jan Beulich <jbeulich@suse.com>, Julien Grall <julien@xen.org>,
	Stefano Stabellini <sstabellini@kernel.org>
Subject: Re: [XEN PATCH v7] tools/lsevtchn: Use errno macro to handle hypercall error cases
Date: Thu, 01 Aug 2024 16:00:27 +0000	[thread overview]
Message-ID: <ZquxGS2USjSsI9/i@l14> (raw)
In-Reply-To: <1240a14dea2f75d2e5b8d8e8bb685fac956629c6.1722442563.git.matthew.barnes@cloud.com>

On Wed, Jul 31, 2024 at 05:18:44PM +0100, Matthew Barnes wrote:
> Currently, lsevtchn aborts its event channel enumeration when it hits
> an event channel that is owned by Xen.
> 
> lsevtchn does not distinguish between different hypercall errors, which
> results in lsevtchn missing potential relevant event channels with
> higher port numbers.
> 
> Use the errno macro to distinguish between hypercall errors, and
> continue event channel enumeration if the hypercall error is not
> critical to enumeration.
> 
> Signed-off-by: Matthew Barnes <matthew.barnes@cloud.com>

Reviewed-by: Anthony PERARD <anthony.perard@vates.tech>

Thanks,

-- 

Anthony Perard | Vates XCP-ng Developer

XCP-ng & Xen Orchestra - Vates solutions

web: https://vates.tech


      reply	other threads:[~2024-08-01 16:00 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-07-31 16:18 [XEN PATCH v7] tools/lsevtchn: Use errno macro to handle hypercall error cases Matthew Barnes
2024-08-01 16:00 ` Anthony PERARD [this message]

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