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Groups > linux.kernel > #1210406
| From | yalin wang <yalin.wang2010@gmail.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [RFC] fs/kcore: change copy_to_user to copy_in_user |
| Date | 2015-08-20 12:50 +0200 |
| Message-ID | <pZvzX-2qY-3@gated-at.bofh.it> (permalink) |
| References | <pZtRv-8m5-9@gated-at.bofh.it> <pZuNC-1gR-41@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
> On Aug 20, 2015, at 17:58, Frans Klaver <fransklaver@gmail.com> wrote: > > On Thu, Aug 20, 2015 at 10:59 AM, yalin wang <yalin.wang2010@gmail.com> 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. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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[RFC] fs/kcore: change copy_to_user to copy_in_user yalin wang <yalin.wang2010@gmail.com> - 2015-08-20 11:00 +0200
Re: [RFC] fs/kcore: change copy_to_user to copy_in_user Frans Klaver <fransklaver@gmail.com> - 2015-08-20 12:00 +0200
Re: [RFC] fs/kcore: change copy_to_user to copy_in_user yalin wang <yalin.wang2010@gmail.com> - 2015-08-20 12:50 +0200
Re: [RFC] fs/kcore: change copy_to_user to copy_in_user Linus Torvalds <torvalds@linux-foundation.org> - 2015-08-21 02:10 +0200
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