Read the following post with a great explanation of the __builtin_expect feature. http://linuxkernelpanic.blogspot.com/2010/06/using-static-branch-prediction-with-gcc.html
On Sat, Aug 28, 2010 at 8:51 PM, James Bond <[email protected]> wrote: > Hi, > before asking this question I had googled > http://www.google.co.in/search?sourceid=chrome&client=ubuntu&channel=cs&ie=UTF-8&q=branch+annotation > but no useful thing came in my search results. > I want to know the concept of Branch Annotation with respect to Linux Kernel > use of likely() and unlikely() > Please give some links if you have any to share. > > -- > To be yourself in a world that is constantly trying to make you something > else is the greatest accomplishment > > -- Regards, Denis -- To unsubscribe from this list: send an email with "unsubscribe kernelnewbies" to [email protected] Please read the FAQ at http://kernelnewbies.org/FAQ
