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Date: Fri, 31 Jul 2020 16:33:35 -0700 From: Kees Cook <keescook@...omium.org> To: Ingo Molnar <mingo@...nel.org> Cc: Arvind Sankar <nivedita@...m.mit.edu>, x86@...nel.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH v3 00/21] x86/kaslr: Cleanup and small bugfixes On Fri, Jul 31, 2020 at 11:21:46AM +0200, Ingo Molnar wrote: > > * Arvind Sankar <nivedita@...m.mit.edu> wrote: > > > On Tue, Jul 28, 2020 at 06:57:01PM -0400, Arvind Sankar wrote: > > > v2->v3: > > > - Fix the first patch: command line size should be strlen + 1 to account > > > for terminating NUL. Avoid calling add_identity_map if cmdline was > > > NULL, though it should do nothing in that case anyway. > > > > Hi Ingo, I noticed that WIP.x86/kaslr and x86/kaslr both have the v2 > > version of the first patch. That has a bug in the cmd_line_size > > calculation (missing the +1). > > Indeed, well spotted. I rebased the affected 4 patches in x86/kaslr > and used the opportunity to add Kees's Reviewed-by to the first 4 > patches as well. > > I've zapped tip:x86/kaslr for now and put the whole series into > tip:WIP.x86/kaslr, will move it into tip:x86/kaslr for a v5.9 merge > once Kees is happy with the latest version. > > Kees, AFAICS your type truncation and patch split-up review > suggestions were resolved in v3? I need to double-check, but I think so. I'm hoping to get to that on Monday. My orphan section series work took MUCH longer than I thought it was going to. :P -- Kees Cook
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