From: Andi Kleen <ak@linux.intel.com>
To: speck@linutronix.de
Subject: [MODERATED] Re: [patch 2/2] Command line and documentation 2
Date: Mon, 9 Jul 2018 16:11:10 -0700 [thread overview]
Message-ID: <20180709231110.GP25550@tassilo.jf.intel.com> (raw)
In-Reply-To: <20180709230039.fkxexxncndhivjnh@treble>
> > Ah, so the command line description was actually wrong. The default
> > is not novirt, but cond. That's good. But really need to fix that description
> > in the other patch ...
>
> This description isn't correct. The default is 'never', unless
> 'l1tf=full' or 'l1tf=full,force' is used, in which case the default is
> 'cond'.
IMHO that's wrong. We should default to cond at least.
That would give reasonable security by default for most people.
And hopefully the cond optimizations avoids some of the worst case performance
impacts for short exits, but that still remains to be seen.
-Andi
next prev parent reply other threads:[~2018-07-09 23:11 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-08 12:52 [patch 0/2] Command line and documentation 0 Thomas Gleixner
2018-07-08 12:52 ` [patch 1/2] Command line and documentation 1 Thomas Gleixner
2018-07-08 14:00 ` [MODERATED] " Josh Poimboeuf
2018-07-08 14:13 ` Thomas Gleixner
2018-07-08 15:21 ` [MODERATED] " Josh Poimboeuf
2018-07-09 7:07 ` Thomas Gleixner
2018-07-09 13:14 ` Thomas Gleixner
2018-07-09 13:21 ` [MODERATED] " Jiri Kosina
2018-07-09 13:25 ` Jiri Kosina
2018-07-09 15:32 ` Josh Poimboeuf
2018-07-09 15:40 ` Thomas Gleixner
2018-07-09 15:44 ` [MODERATED] " Jiri Kosina
2018-07-08 20:32 ` Jiri Kosina
2018-07-09 0:33 ` Jon Masters
2018-07-09 10:26 ` Ingo Molnar
2018-07-09 21:45 ` Andi Kleen
2018-07-09 22:08 ` Andi Kleen
2018-07-09 22:40 ` Jiri Kosina
2018-07-10 11:53 ` Thomas Gleixner
2018-07-08 12:52 ` [patch 2/2] Command line and documentation 2 Thomas Gleixner
2018-07-08 14:40 ` [MODERATED] " Andrew Cooper
2018-07-09 7:05 ` Thomas Gleixner
2018-07-08 15:40 ` [MODERATED] " Josh Poimboeuf
2018-07-09 11:04 ` Ingo Molnar
2018-07-09 11:08 ` Jiri Kosina
2018-07-09 11:47 ` Ingo Molnar
2018-07-09 15:18 ` Thomas Gleixner
2018-07-09 22:07 ` [MODERATED] " Andi Kleen
2018-07-09 23:00 ` Josh Poimboeuf
2018-07-09 23:11 ` Andi Kleen [this message]
2018-07-09 23:45 ` Linus Torvalds
2018-07-10 2:44 ` Josh Poimboeuf
2018-07-10 5:57 ` Jiri Kosina
2018-07-10 6:22 ` Jiri Kosina
2018-07-10 17:46 ` Linus Torvalds
2018-07-10 21:22 ` Thomas Gleixner
2018-07-10 21:30 ` [MODERATED] " Linus Torvalds
2018-07-10 21:53 ` Linus Torvalds
2018-07-10 22:27 ` Thomas Gleixner
2018-07-10 22:37 ` [MODERATED] " Linus Torvalds
2018-07-10 22:42 ` Linus Torvalds
2018-07-10 22:50 ` Josh Poimboeuf
2018-07-11 13:56 ` Jon Masters
2018-07-11 14:48 ` Josh Poimboeuf
2018-07-10 22:20 ` Thomas Gleixner
2018-07-10 22:35 ` [MODERATED] " Linus Torvalds
2018-07-10 7:41 ` Thomas Gleixner
2018-07-10 8:44 ` [MODERATED] " Jiri Kosina
2018-07-10 10:32 ` Jiri Kosina
2018-07-10 22:57 ` Josh Poimboeuf
2018-07-10 19:36 ` Thomas Gleixner
2018-07-11 14:03 ` [MODERATED] " Jon Masters
2018-07-08 13:11 ` [patch 0/2] Command line and documentation 0 Thomas Gleixner
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