Re: [PATCH v2 00/18] clean up asm/uaccess.h, kill set_fs for good

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On Thu, Feb 17, 2022 at 07:20:11AM +0000, Christophe Leroy wrote:

> And we have also 
> user_access_begin()/user_read_access_begin()/user_write_access_begin() 
> which call access_ok() then do the real work. Could be made generic with 
> call to some arch specific __user_access_begin() and friends after the 
> access_ok() and eventually the might_fault().

Not a good idea, considering the fact that we do not want to invite
uses of "faster" variants...



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