From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AB8JxZr/950i1A5ramRDwahtObw/fZQ2Mx7FS80ONROvJiJDHVpCOzcP5aw/JA1QBeDoFIGZ9/Uv ARC-Seal: i=1; a=rsa-sha256; t=1526509594; cv=none; d=google.com; s=arc-20160816; b=wfP8VsyFAmfRx1l8z9xpxMF4YOPDOIVRSboxUd5FwfbMgsOMNwyJBVUl7RaKKV1Cek XwDNzze6juY+ccIUdDF1aoY7GMMP7S9HZZOxh9bjyOP5tcepU35wlHYMAgZoDfbLcP+9 Q8cb3KZGs73hoygwy4zHJ6vy20YmOKMVP21A5Wd55sIA1FWlEtJwMcI/Zk7RNsm2Uhlh h49k4kKLNvV1f5T44kiFGpcZdBHL85nYuOVFQ/wB3zGHTEwYac1e/JcLgHlP/vGZ1Rkg 36FeF5QWmrg2RD2a4t2on5caqdLAjdhHZlL233uSpsmajhrLmDXJoxP1lvsoYjDRflnP OiWQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=user-agent:in-reply-to:content-disposition:mime-version:references :message-id:subject:cc:to:from:date:dkim-signature:dkim-signature :arc-authentication-results; bh=nJjfDGvIlRDQvKKXY1heHw+ut3AogUeoW3KANsNOxvA=; b=nmTPTGZelkW0Eqod+gylwmLPx7WguHK/Nj6e9K/9Lc0Ol1f1g98mRqVWpclHZPXQ+6 +aqNUUQ6Rlpr+i6+BiamuiJwRdZFulCX4+ZQbINGA3nReEd+SHn3wkLjnVE7ny6jQ8vs SGElbKcPsE/Mkp/mUHJdmA9wEzTNBFPgOp4rLryb+VOL81rxPJdxc9OibfUhYlkuSBSs 2aY85W8e4KZwdEs3+0F1vMqko4sEPt3/9SAalPubt+YrZeKsm2cgHLzbmZcynBuWd6eb E3sj/6BPzZ/EteErlXK5RE0khPsT0U52NhzhvKNlcnVkZFAsCwtdreMJyJG6TEWKl0+M 9iMg== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@tobin.cc header.s=fm3 header.b=aBjpKwFI; dkim=pass header.i=@messagingengine.com header.s=fm2 header.b=Ft9LEf1L; spf=neutral (google.com: 66.111.4.25 is neither permitted nor denied by best guess record for domain of me@tobin.cc) smtp.mailfrom=me@tobin.cc Authentication-Results: mx.google.com; dkim=pass header.i=@tobin.cc header.s=fm3 header.b=aBjpKwFI; dkim=pass header.i=@messagingengine.com header.s=fm2 header.b=Ft9LEf1L; spf=neutral (google.com: 66.111.4.25 is neither permitted nor denied by best guess record for domain of me@tobin.cc) smtp.mailfrom=me@tobin.cc X-ME-Proxy: X-ME-Proxy: X-ME-Proxy: X-ME-Proxy: X-ME-Proxy: X-ME-Proxy: X-ME-Sender: Date: Thu, 17 May 2018 08:26:28 +1000 From: "Tobin C. Harding" To: Randy Dunlap Cc: Steven Rostedt , Andrew Morton , Linus Torvalds , Kees Cook , Anna-Maria Gleixner , Theodore Ts'o , Greg Kroah-Hartman , Arnd Bergmann , linux-kernel@vger.kernel.org Subject: Re: [PATCH] vsprintf: Add command line option debug_boot_weak_hash Message-ID: <20180516222628.GC25268@eros> References: <1526359115-5489-1-git-send-email-me@tobin.cc> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Mailer: Mutt 1.5.24 (2015-08-30) User-Agent: Mutt/1.5.24 (2015-08-30) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: =?utf-8?q?1600503563774077130?= X-GMAIL-MSGID: =?utf-8?q?1600661323670031251?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: On Tue, May 15, 2018 at 08:29:47AM -0700, Randy Dunlap wrote: > On 05/14/2018 09:38 PM, Tobin C. Harding wrote: > > > Documentation/admin-guide/kernel-parameters.txt | 8 ++++++++ > > lib/vsprintf.c | 18 ++++++++++++++++++ > > 2 files changed, 26 insertions(+) > > > > diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt > > index 3b8032431585..c95dd6704592 100644 > > --- a/Documentation/admin-guide/kernel-parameters.txt > > +++ b/Documentation/admin-guide/kernel-parameters.txt > > @@ -748,6 +748,14 @@ > > > > debug [KNL] Enable kernel debugging (events log level). > > > > + debug_boot_weak_hash > > + [KNL] Enable debugging early in the boot sequence. If > > That makes it sound like "debug_boot_weak_hash" turns on early debugging. Thanks Randy, I'll have another go at writing this. Tobin