linux-kernel - Re: [PATCH v1] xen/pvcalls: free active map buffer on pvcalls_front_free

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Message-ID: <b220cdf1-7d8c-e8f6-eb22-7a93b0b330ea@suse.com>
Date:   Tue, 10 Jan 2023 09:07:58 +0100
From:   Juergen Gross <jgross@...e.com>
To:     Oleksii Moisieiev <Oleksii_Moisieiev@...m.com>,
        "sstabellini@...nel.org" <sstabellini@...nel.org>
Cc:     Oleksandr Tyshchenko <Oleksandr_Tyshchenko@...m.com>,
        "xen-devel@...ts.xenproject.org" <xen-devel@...ts.xenproject.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v1] xen/pvcalls: free active map buffer on
 pvcalls_front_free_map

On 20.12.22 15:50, Oleksii Moisieiev wrote:
> Data buffer for active map is allocated in alloc_active_ring and freed
> in free_active_ring function, which is used only for the error
> cleanup. pvcalls_front_release is calling pvcalls_front_free_map which
> ends foreign access for this buffer, but doesn't free allocated pages.
> Call free_active_ring to clean all allocated resources.
> 
> Signed-off-by: Oleksii Moisieiev <oleksii_moisieiev@...m.com>

Pushed to xen/tip.git for-linus-6.2


Juergen


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