linux-kernel - Re: [PATCH v6 01/11] mtd: core: always create master device

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Message-ID: <1466250376.134375386.1749723930972.JavaMail.zimbra@nod.at>
Date: Thu, 12 Jun 2025 12:25:30 +0200 (CEST)
From: Richard Weinberger <richard@....at>
To: Alexander Usyskin <alexander.usyskin@...el.com>
Cc: Miquel Raynal <miquel.raynal@...tlin.com>, 
	Guenter Roeck <linux@...ck-us.net>, 
	Vignesh Raghavendra <vigneshr@...com>, 
	Lucas De Marchi <lucas.demarchi@...el.com>, 
	Thomas Hellström <thomas.hellstrom@...ux.intel.com>, 
	Rodrigo Vivi <rodrigo.vivi@...el.com>, 
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
	Maxime Ripard <mripard@...nel.org>, 
	Thomas Zimmermann <tzimmermann@...e.de>, 
	David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>, 
	Jani Nikula <jani.nikula@...ux.intel.com>, 
	Joonas Lahtinen <joonas.lahtinen@...ux.intel.com>, 
	Tvrtko Ursulin <tursulin@...ulin.net>, 
	Karthik Poosa <karthik.poosa@...el.com>, 
	Reuven Abliyev <reuven.abliyev@...el.com>, 
	Oren Weil <oren.jer.weil@...el.com>, 
	linux-mtd <linux-mtd@...ts.infradead.org>, 
	DRI mailing list <dri-devel@...ts.freedesktop.org>, 
	intel-gfx <intel-gfx@...ts.freedesktop.org>, 
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v6 01/11] mtd: core: always create master device

----- Ursprüngliche Mail -----
> Von: "Alexander Usyskin" <alexander.usyskin@...el.com>
> In general, it is fine for me - we have parent mtd initialized and participating
> in power management.
> 
> I can't see how to bend idr_alloc to allocate from the end and corner case
> of full idr range is also will be problematic.

I expected it to work because we can track the highest mtd ID and pass limits
to idr_alloc(), no?

Thanks,
//richard