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Re: [PATCH 2/2] printk: Add kernel parameter to control writes to /dev/kmsg

From Ingo Molnar <mingo@kernel.org>
Newsgroups linux.kernel
Subject Re: [PATCH 2/2] printk: Add kernel parameter to control writes to /dev/kmsg
Date 2016-06-14 12:30 +0200
Message-ID <rJTLz-3z3-7@gated-at.bofh.it> (permalink)
References <rJTBT-3uB-7@gated-at.bofh.it> <rJTBT-3uB-17@gated-at.bofh.it>
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* Borislav Petkov <bp@alien8.de> wrote:

> From: Borislav Petkov <bp@suse.de>
> 
> Add a "printk.kmsg" kernel command line parameter which controls how
> userspace writes into /dev/kmsg. It has two options:
> 
> * on  - unlimited logging from userspace
> * off - logging from userspace gets ignored

Please also add a sysctl!

I *so* want to enable this on distro kernels without having to reboot the 
kernel...

Thanks,

	Ingo

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Thread

[PATCH 0/2] printk.kmsg: Ratelimit it by default Borislav Petkov <bp@alien8.de> - 2016-06-14 12:20 +0200
  [PATCH 2/2] printk: Add kernel parameter to control writes to /dev/kmsg Borislav Petkov <bp@alien8.de> - 2016-06-14 12:20 +0200
    Re: [PATCH 2/2] printk: Add kernel parameter to control writes to  /dev/kmsg Ingo Molnar <mingo@kernel.org> - 2016-06-14 12:30 +0200
      Re: [PATCH 2/2] printk: Add kernel parameter to control writes to  /dev/kmsg Steven Rostedt <rostedt@goodmis.org> - 2016-06-14 20:20 +0200
        Re: [PATCH 2/2] printk: Add kernel parameter to control writes to  /dev/kmsg Borislav Petkov <bp@alien8.de> - 2016-06-14 20:40 +0200
        Re: [PATCH 2/2] printk: Add kernel parameter to control writes to /dev/kmsg Linus Torvalds <torvalds@linux-foundation.org> - 2016-06-16 03:50 +0200
          Re: [PATCH 2/2] printk: Add kernel parameter to control writes to  /dev/kmsg Borislav Petkov <bp@alien8.de> - 2016-06-16 12:00 +0200
  Re: [PATCH 0/2] printk.kmsg: Ratelimit it by default Linus Torvalds <torvalds@linux-foundation.org> - 2016-06-16 03:50 +0200

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