I am running Linux on an embedded device with 64MB of physical RAM. Linux prints the following message when it boots: [ 0.000000] Memory: 58944K/65536K available (3072K kernel code, 576K rwdata, 832K rodata, 1024K init, 192K bss, 6592K reserved, 0K cma-reserved) What is the 6592K of ‘reserved’ memory used for? […]