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From: "Jan Beulich" <JBeulich@suse.com>
To: "Andi Kleen" <andi@firstfloor.org>
Cc: "Borislav Petkov" <bp@alien8.de>,
	"Andy Lutomirski" <luto@amacapital.net>,
	"Steven Rostedt" <rostedt@goodmis.org>,
	"Andrew Lutomirski" <luto@kernel.org>, "X86 ML" <x86@kernel.org>,
	"Andi Kleen" <ak@linux.intel.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 4/8] x86: Add support for rd/wr fs/gs base
Date: Mon, 13 Apr 2015 08:07:29 +0100	[thread overview]
Message-ID: <552B875102000078000714EB@mail.emea.novell.com> (raw)
In-Reply-To: <20150410230546.GA2366@two.firstfloor.org>

>>> On 11.04.15 at 01:05, <andi@firstfloor.org> wrote:
>>  One might argue that this code serves no purpose, but it's there, so
>> we had better keep our per-invocation usage of DEBUG_STACK within 4k.
> 
> Only if you run NKLD. I doubt KDB or GDB support nesting.
> We can ask Jan if he still uses it.

I didn't have the time to bring forward NLKD for the last several years.

Jan


  parent reply	other threads:[~2015-04-13  7:07 UTC|newest]

Thread overview: 51+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-04-10 15:50 Updated RD/WRFS/GSBASE patchkit Andi Kleen
2015-04-10 15:50 ` [PATCH 1/8] percpu: Add a DEFINE_PER_CPU_2PAGE_ALIGNED Andi Kleen
2015-04-10 15:50 ` [PATCH 2/8] x86: Naturally align the debug IST stack Andi Kleen
2015-04-10 18:50   ` Andy Lutomirski
2015-04-10 15:50 ` [PATCH 3/8] x86: Add intrinsics/macros for new rd/wr fs/gs base instructions Andi Kleen
2015-04-10 19:06   ` Andy Lutomirski
2015-04-10 19:07   ` Andy Lutomirski
2015-04-10 15:50 ` [PATCH 4/8] x86: Add support for rd/wr fs/gs base Andi Kleen
2015-04-10 19:12   ` Andy Lutomirski
2015-04-10 20:21     ` Andi Kleen
2015-04-10 20:25       ` Borislav Petkov
2015-04-10 20:52         ` Andi Kleen
2015-04-10 20:53           ` Borislav Petkov
2015-04-10 20:34       ` Andy Lutomirski
2015-04-10 20:41         ` Andi Kleen
2015-04-10 20:47           ` Andy Lutomirski
2015-04-10 20:57             ` Andi Kleen
2015-04-10 21:07               ` Andy Lutomirski
2015-04-10 22:52             ` Andi Kleen
2015-04-10 23:00               ` Andy Lutomirski
2015-04-10 23:05                 ` Andi Kleen
2015-04-10 23:15                   ` Andy Lutomirski
2015-04-10 23:18                     ` Andi Kleen
2015-04-10 23:21                       ` Andy Lutomirski
2015-04-10 23:16                   ` Andi Kleen
2015-04-13  7:07                   ` Jan Beulich [this message]
2015-04-10 15:50 ` [PATCH 5/8] x86: Make old K8 swapgs workaround conditional Andi Kleen
2015-04-10 21:46   ` Andy Lutomirski
2015-04-10 22:01   ` Borislav Petkov
2015-04-10 23:10     ` Andi Kleen
2015-04-11  7:18       ` Borislav Petkov
2015-04-10 15:50 ` [PATCH 6/8] x86: Enumerate kernel FSGS capability in AT_HWCAP2 Andi Kleen
2015-04-10 19:15   ` Andy Lutomirski
2015-04-10 22:14   ` Borislav Petkov
2015-04-10 23:07     ` Andi Kleen
2015-04-10 23:08     ` Andi Kleen
2015-04-11  7:16       ` Borislav Petkov
2015-04-11  8:35         ` Intel FSGSBASE support (was: Re: [PATCH 6/8] x86: Enumerate kernel FSGS capability in AT_HWCAP2) Ingo Molnar
2015-04-10 15:50 ` [PATCH 7/8] x86: Add documentation for rd/wr fs/gs base Andi Kleen
2015-04-10 19:17   ` Andy Lutomirski
2015-04-10 20:22     ` Andi Kleen
2015-04-10 20:38       ` Andy Lutomirski
2015-04-10 20:46         ` Andi Kleen
2015-04-10 20:52           ` Andy Lutomirski
2015-04-10 15:50 ` [PATCH 8/8] x86: Use rd/wr fs/gs base in arch_prctl Andi Kleen
2015-04-10 19:19   ` Andy Lutomirski
2015-04-10 19:58     ` Andi Kleen
  -- strict thread matches above, loose matches on Subject: below --
2014-11-10 23:55 [PATCH 1/8] percpu: Add a DEFINE_PER_CPU_2PAGE_ALIGNED Andi Kleen
2014-11-10 23:55 ` [PATCH 4/8] x86: Add support for rd/wr fs/gs base Andi Kleen
2014-11-11 20:05   ` Andy Lutomirski
2014-11-11 20:49     ` Andy Lutomirski
2014-10-15  5:11 [PATCH 1/8] percpu: Add a DEFINE_PER_CPU_2PAGE_ALIGNED Andi Kleen
2014-10-15  5:11 ` [PATCH 4/8] x86: Add support for rd/wr fs/gs base Andi Kleen

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