Messages in this thread | | | From | Andy Lutomirski <> | Date | Thu, 23 Jun 2016 12:09:53 -0700 | Subject | Re: [PATCH v3 00/13] Virtually mapped stacks with guard pages (x86, core) |
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On Thu, Jun 23, 2016 at 11:53 AM, Peter Zijlstra <peterz@infradead.org> wrote: > On Thu, Jun 23, 2016 at 10:52:58AM -0700, Linus Torvalds wrote: >> Ugh. Looking around at this, it turns out that a great example of this >> kind of legacy issue is the debug_mutex stuff. >> >> It uses "struct thread_info *" as the owner pointer, and there is _no_ >> existing reason for it. In fact, in every single place it actually >> wants the task_struct, and it does task_thread_info(task) just to >> convert it to the thread-info, and then converts it back with >> "ti->task". >> >> So the attached patch seems to be the right thing to do regardless of >> this whole discussion. > > Yeah, that looks fine. Want me to take it or will you just commit?
PeterZ, mind if I split it into a couple of patches, test it, and add it to my series?
--Andy
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