Re: Self-modifying code - Mailing list pgsql-hackers

From Tom Lane
Subject Re: Self-modifying code
Date
Msg-id 9881.1134624049@sss.pgh.pa.us
Whole thread Raw
In response to Self-modifying code  (Alvaro Herrera <alvherre@commandprompt.com>)
Responses Re: Self-modifying code  (Alvaro Herrera <alvherre@commandprompt.com>)
List pgsql-hackers
Alvaro Herrera <alvherre@commandprompt.com> writes:
> I just read an article on LWN.net about the usage of self-modifying code
> for selecting the optimum code for a given operation at run time.

That went out with hula hoops, I think.  For sure the security
implications of making your code segment writable mean that the bar for
"is it worth it" is a WHOLE lot higher than "it might possibly make TAS
a bit faster".
        regards, tom lane


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