On Sun, 2021-01-03 at 12:54 -0500, Sadanand Warrier wrote: > > So the question is what should happen if the memory isn't actually > allocated. Should get_user_pages check? > It doesn't seem to be doing so. Can it? If the driver needs the memory to be allocated, why not use the FOLL_POPULATE flag when calling get_user_pages? -- All Rights Reversed.
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