Messages in this thread | | | Date | Wed, 28 Jun 2017 23:52:45 +0200 (CEST) | From | Thomas Gleixner <> | Subject | Re: [PATCH 8/9] RISC-V: User-facing API |
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On Wed, 28 Jun 2017, Thomas Gleixner wrote: > On Wed, 28 Jun 2017, Palmer Dabbelt wrote: > > + err = __get_user(prev, ptr); > > Sigh. Type safety is overrated, right?
But the comment above your __get_user() implementation says:
+ * @ptr must have pointer-to-simple-variable type, and the result of + * dereferencing @ptr must be assignable to @x without a cast.
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