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From: Will Deacon <will.deacon@arm.com>
To: Matteo Croce <mcroce@redhat.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
	Catalin Marinas <catalin.marinas@arm.com>,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v2] arm64/vdso: don't leak kernel addresses
Date: Wed, 3 Apr 2019 13:27:57 +0100	[thread overview]
Message-ID: <20190403122757.GC29409@fuggles.cambridge.arm.com> (raw)
In-Reply-To: <20190401104447.12409-1-mcroce@redhat.com>

On Mon, Apr 01, 2019 at 12:44:47PM +0200, Matteo Croce wrote:
> Since commit ad67b74d2469d9b8 ("printk: hash addresses printed with %p"),
> two obfuscated kernel pointer are printed at every boot:
> 
>     vdso: 2 pages (1 code @ (____ptrval____), 1 data @ (____ptrval____))
> 
> Remove the the print completely, as it's useless without the addresses.
> 
> Fixes: ad67b74d2469d9b8 ("printk: hash addresses printed with %p")
> Acked-by: Mark Rutland <mark.rutland@arm.com>
> Signed-off-by: Matteo Croce <mcroce@redhat.com>

Cheers, I'll pick this up.

Will

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  reply	other threads:[~2019-04-03 12:28 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-01 10:44 [PATCH v2] arm64/vdso: don't leak kernel addresses Matteo Croce
2019-04-03 12:27 ` Will Deacon [this message]
2019-04-03 13:32   ` Marc Gonzalez
2019-04-03 13:34     ` Matteo Croce
2019-04-03 13:36       ` Will Deacon

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