Messages in this thread |  | | Date | Wed, 26 Feb 2014 13:44:40 -0800 | From | "H. Peter Anvin" <> | Subject | Re: [PATCH v5 1/3] x86, mpx: add documentation on Intel MPX |
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On 02/26/2014 11:17 AM, Dave Hansen wrote: > On 02/23/2014 05:27 AM, Qiaowei Ren wrote: >> +Bounds Directory (BD) and Bounds Tables (BT) are stored in >> +application memory and are allocated by the application (in case >> +of kernel use, the structures will be in kernel memory). The >> +bound directory and each instance of bound table are in contiguous >> +linear memory. > > Hi Qiaowei, > > Does this mean that if userspace decided to map something in the way of > the bounds tables that it would break MPX? > > Also, in the description, could we s/linear/virtual/? Linear seems to > be the term that Intel likes to use in its documents, but we almost > universally call them virtual addresses in the kernel. >
It might be useful to clarify, though, just so noone gets confused with effective addresses (offsets).
-hpa
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