linux-kernel - Re: [0/2] powerpc/powernv/vas: Adjustments for map_paste

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Message-ID: <d5304d62-0472-4d04-8727-9e9c88eb0533@web.de>
Date: Tue, 16 Apr 2024 16:05:17 +0200
From: Markus Elfring <Markus.Elfring@....de>
To: Christophe Leroy <christophe.leroy@...roup.eu>,
 Michael Ellerman <mpe@...erman.id.au>, linuxppc-dev@...ts.ozlabs.org,
 kernel-janitors@...r.kernel.org, "Aneesh Kumar K.V"
 <aneesh.kumar@...nel.org>, "Naveen N. Rao" <naveen.n.rao@...ux.ibm.com>,
 Nicholas Piggin <npiggin@...il.com>
Cc: LKML <linux-kernel@...r.kernel.org>, cocci@...ia.fr
Subject: Re: [0/2] powerpc/powernv/vas: Adjustments for map_paste_region()?

> Looking at that function, I however see a missing region release when
> ioremap_cache() fails.

Under which circumstances will the exception handling be completed also for
the implementation of the function “map_paste_region”?
https://elixir.bootlin.com/linux/v6.9-rc4/source/arch/powerpc/platforms/powernv/vas-window.c#L67

Regards,
Markus