Messages in this thread | | | Date | Mon, 25 Feb 2019 19:57:41 -0800 | From | Christoph Hellwig <> | Subject | Re: [PATCH 1/2 v2] kprobe: Do not use uaccess functions to access kernel memory that can fault |
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On Fri, Feb 22, 2019 at 01:59:10PM -0800, Linus Torvalds wrote: > On Fri, Feb 22, 2019 at 1:38 PM David Miller <davem@davemloft.net> wrote: > > > > Don't be surprised if we see more separation like this in the future too. > > Yes, with the whole meltdown fiasco, there's actually more pressure to > add more support for separation of kernel/user address spaces. As Andy > pointed out, it's been discussed as a future wish-list for x86-64 too.
S/390 is another example.
I've also proposed a RISC-V extension for it, including prototypes for Rocketchip and Qemu, and a Linux kernel support, but it didn't go any way.
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