Messages in this thread | | | Date | Mon, 21 Dec 2020 18:35:14 -0800 (PST) | Subject | Re: [PATCH v3 0/2] Let illegal access to user-space memory die | From | Palmer Dabbelt <> |
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On Thu, 03 Dec 2020 21:42:57 PST (-0800), tesheng@andestech.com wrote: > Accesses to user-space memory without calling uaccess routine > leads to hanging in page fault handler. Like arm64, we let it > die earlier in page fault handler. > > Changes in v3: > -Let no_context() use die_kernel_fault() helper > > Changes in v2: > -Add a die_kernel_fault() helper > -Split one long line code into two > > Eric Lin (2): > riscv/mm: Introduce a die_kernel_fault() helper function > riscv/mm: Prevent kernel module to access user memory without uaccess > routines > > arch/riscv/mm/fault.c | 28 ++++++++++++++++++++++------ > 1 file changed, 22 insertions(+), 6 deletions(-)
Thanks, these will be on for-next when the merge window ends.
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