From: Joe Perches <joe@perches.com>
To: c_mkenna@qti.qualcomm.com, ath10k@lists.infradead.org,
Andrew Morton <akpm@linux-foundation.org>
Cc: mkenna@codeaurora.org, linux-wireless@vger.kernel.org,
Kees Cook <keescook@chromium.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] ath10k: hide kernel addresses from logs using %pK format specifier
Date: Fri, 05 Aug 2016 10:57:42 -0700 [thread overview]
Message-ID: <1470419862.28648.11.camel@perches.com> (raw)
In-Reply-To: <1470318711-28986-1-git-send-email-c_mkenna@qti.qualcomm.com>
On Thu, 2016-08-04 at 19:21 +0530, c_mkenna@qti.qualcomm.com wrote:
> From: Maharaja Kennadyrajan <c_mkenna@qti.qualcomm.com>
>
> With the %pK format specifier we hide the kernel addresses
> with the help of kptr_restrict sysctl.
> In this patch, %p is changed to %pK in the driver code.
>
> The sysctl is documented in Documentation/sysctl/kernel.txt.
Maybe %p should follow %pK and only show kernel .text addresses
by default and any other address as 0 unless the sysctl is set.
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WARNING: multiple messages have this Message-ID (diff)
From: Joe Perches <joe@perches.com>
To: c_mkenna@qti.qualcomm.com, ath10k@lists.infradead.org,
Andrew Morton <akpm@linux-foundation.org>
Cc: linux-wireless@vger.kernel.org, mkenna@codeaurora.org,
Kees Cook <keescook@chromium.org>,
LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] ath10k: hide kernel addresses from logs using %pK format specifier
Date: Fri, 05 Aug 2016 10:57:42 -0700 [thread overview]
Message-ID: <1470419862.28648.11.camel@perches.com> (raw)
In-Reply-To: <1470318711-28986-1-git-send-email-c_mkenna@qti.qualcomm.com>
On Thu, 2016-08-04 at 19:21 +0530, c_mkenna@qti.qualcomm.com wrote:
> From: Maharaja Kennadyrajan <c_mkenna@qti.qualcomm.com>
>
> With the %pK format specifier we hide the kernel addresses
> with the help of kptr_restrict sysctl.
> In this patch, %p is changed to %pK in the driver code.
>
> The sysctl is documented in Documentation/sysctl/kernel.txt.
Maybe %p should follow %pK and only show kernel .text addresses
by default and any other address as 0 unless the sysctl is set.
next prev parent reply other threads:[~2016-08-05 17:58 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-04 13:51 [PATCH] ath10k: hide kernel addresses from logs using %pK format specifier c_mkenna
2016-08-04 13:51 ` c_mkenna
2016-08-05 17:57 ` Joe Perches [this message]
2016-08-05 17:57 ` Joe Perches
2016-09-02 15:29 ` Kalle Valo
2016-09-02 15:29 ` Kalle Valo
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