In order to make the Linux kernel compatible with the components from the GNU Project , PERSON@1 initiated a switch from his original license -LRB- which prohibited commercial redistribution -RRB- to the GNU GPL .

In order to make the Linux kernel suitable for use with the code from the GNU Project , PERSON@2 started a switch from his original license -LRB- which did not allow people to sell it -RRB- to the GNU GPL .
