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From: Miquel Raynal <miquel.raynal@bootlin.com>
To: Baruch Siach <baruch@tkos.co.il>,
	Miquel Raynal <miquel.raynal@bootlin.com>,
	Richard Weinberger <richard@nod.at>,
	Vignesh Raghavendra <vigneshr@ti.com>
Cc: linux-mtd@lists.infradead.org
Subject: Re: [PATCH] mtd: maps: physmap-core: fix flash size larger than 32-bit
Date: Mon, 26 Feb 2024 11:43:34 +0100	[thread overview]
Message-ID: <20240226104334.489164-1-miquel.raynal@bootlin.com> (raw)
In-Reply-To: <9fbf3664ce00f8b07867f1011834015f21d162a5.1707388458.git.baruch@tkos.co.il>

On Thu, 2024-02-08 at 10:34:18 UTC, Baruch Siach wrote:
> mtd-ram can potentially be larger than 4GB. get_bitmask_order() uses
> fls() that is not guaranteed to work with values larger than 32-bit.
> Specifically on aarch64 fls() returns 0 when all 32 LSB bits are clear.
> Use fls64() instead.
> 
> Fixes: ba32ce95cbd987 ("mtd: maps: Merge gpio-addr-flash.c into physmap-core.c")
> Signed-off-by: Baruch Siach <baruch@tkos.co.il>

Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git mtd/next, thanks.

Miquel

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      reply	other threads:[~2024-02-26 12:46 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-02-08 10:34 [PATCH] mtd: maps: physmap-core: fix flash size larger than 32-bit Baruch Siach
2024-02-26 10:43 ` Miquel Raynal [this message]

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