Messages in this thread | | | From | Naoya Horiguchi <> | Subject | Re: [PATCH v3 1/4] pagemap: check permissions and capabilities at open time | Date | Wed, 17 Jun 2015 07:58:10 +0000 |
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On Tue, Jun 09, 2015 at 11:00:15PM +0300, Konstantin Khlebnikov wrote: > From: Konstantin Khlebnikov <khlebnikov@yandex-team.ru> > > This patch moves permission checks from pagemap_read() into pagemap_open(). > > Pointer to mm is saved in file->private_data. This reference pins only > mm_struct itself. /proc/*/mem, maps, smaps already work in the same way. > > Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru> > Link: http://lkml.kernel.org/r/CA+55aFyKpWrt_Ajzh1rzp_GcwZ4=6Y=kOv8hBz172CFJp6L8Tg@mail.gmail.com
Reviewed-by: Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>
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