Messages in this thread | | | Date | Fri, 23 May 2014 19:27:18 +0530 | From | Anshuman Khandual <> | Subject | Re: [PATCH V2 2/3] powerpc, ptrace: Enable support for transactional memory register sets |
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On 05/22/2014 10:38 AM, Anshuman Khandual wrote: > I agree. > >> > >> > Maybe we should leave this for another day, and have tm_spr_active >> > return 0 instead of -ENODEV when the machine doesn't have the hardware, >> > or not install that hook at all. Seems like the effect will be the same, >> > as the note isn't output if ->get fails.
> Agree. Active hooks which return 0 in case of -ENODEV sounds good to me and shall > incorporate this in the next version. >
But from "user_regset_active_fn" definition point of view -ENODEV is the right thing to do even if we dont use it specifically compared to the return value of 0.
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