From: Christoph Hellwig <hch@infradead.org>
To: Peter Zijlstra <peterz@infradead.org>
Cc: Christoph Hellwig <hch@infradead.org>,
Sean Christopherson <sean.j.christopherson@intel.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
x86@kernel.org, "H. Peter Anvin" <hpa@zytor.com>,
linux-kernel@vger.kernel.org,
"Kenneth R. Crudup" <kenny@panix.com>,
Jessica Yu <jeyu@kernel.org>,
Rasmus Villemoes <rasmus.villemoes@prevas.dk>,
Paolo Bonzini <pbonzini@redhat.com>,
Fenghua Yu <fenghua.yu@intel.com>,
Xiaoyao Li <xiaoyao.li@intel.com>,
Nadav Amit <nadav.amit@gmail.com>,
Thomas Hellstrom <thellstrom@vmware.com>,
Tony Luck <tony.luck@intel.com>,
Steven Rostedt <rostedt@goodmis.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Jann Horn <jannh@google.com>, Kees Cook <keescook@chromium.org>,
David Laight <David.Laight@aculab.com>,
Doug Covelli <dcovelli@vmware.com>
Subject: Re: [RFC PATCH] x86/split_lock: Disable SLD if an unaware (out-of-tree) module enables VMX
Date: Mon, 6 Apr 2020 08:39:02 -0700 [thread overview]
Message-ID: <20200406153902.GA9939@infradead.org> (raw)
In-Reply-To: <20200406152411.GA25652@infradead.org>
On Mon, Apr 06, 2020 at 08:24:11AM -0700, Christoph Hellwig wrote:
> > and this
> > removes __get_vm_area() and with the ability to custom ranges. It also
> > removes map_vm_area() and replaces it with map_vm_area_nx() which kills
> > adding executable maps.
Also there seems to be various other ways to create exectuable mappings,
pretty much everything in vmalloc.c that gets a pgprot_t..
next prev parent reply other threads:[~2020-04-06 15:39 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-03 16:30 [RFC PATCH] x86/split_lock: Disable SLD if an unaware (out-of-tree) module enables VMX Sean Christopherson
2020-04-03 16:42 ` Peter Zijlstra
2020-04-03 17:20 ` Sean Christopherson
2020-04-06 12:50 ` Christoph Hellwig
2020-04-06 14:04 ` Peter Zijlstra
2020-04-06 14:34 ` Peter Zijlstra
2020-04-06 15:24 ` Christoph Hellwig
2020-04-06 15:39 ` Christoph Hellwig [this message]
2020-04-06 16:01 ` Peter Zijlstra
2020-04-06 17:10 ` Christoph Hellwig
2020-04-06 18:39 ` Peter Zijlstra
2020-04-06 22:54 ` Andy Lutomirski
2020-04-08 9:12 ` Peter Zijlstra
2020-04-08 11:02 ` Christoph Hellwig
2020-04-06 21:37 ` Thomas Gleixner
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