[PATCH v3] mtd: otp: Put factory OTP/NVRAM into the entropy pool

Miquel Raynal miquel.raynal at bootlin.com
Fri Jun 9 08:27:31 PDT 2023


On Tue, 2023-06-06 at 14:29:31 UTC, Linus Walleij wrote:
> The factory OTP, if supported, contains factory-programmed
> information such as typically the serial number or production
> week for the chip.
> 
> As this is device-unique information, submit it into the
> system entropy pool.
> 
> This does not count as improvement of the entropy as such
> but in practice it makes it a bit more random to mix in these
> numbers.
> 
> Cc: Michael Walle <michael at walle.cc>
> Acked-by: Jason A. Donenfeld <Jason at zx2c4.com>
> Signed-off-by: Linus Walleij <linus.walleij at linaro.org>

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

Miquel



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