> On Aug 20, 2015, at 17:58, Frans Klaver <[email protected]> wrote: > > On Thu, Aug 20, 2015 at 10:59 AM, yalin wang <[email protected]> wrote: >> the copy_to_user() here expect can fix the fault on both kernel and >> user address, this is not true on other platforms except x86, >> change to user copy_in_user() so that can detect the page fault, >> work as expected. > > Could you rephrase this into multiple sentences in comprehensible > English? What is the expected behavior, what is the unexpected > behavior and what can people do to trigger it? > ok, i will send a V2 patch.
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