lsmod has column used i.e module using the lkm (that particular lkm) . My system showing value -1 for module ipv6 then what -1 signifies ? Used = 0 means no module using this lkm
What is the difference between hot swap and hot plug ? How it is implemented in linux kernel 2.4.x ? Is linux kernel 2.4.x supports hot plug also ?
Driver Model (USB,I2C) enumerate device and bind it with driver .USB and PCI are hotplugged device and they have capability to notify OS when lets say USB (pendrive )attach.But in SOC’s based , a lot of inbuilt peripherals like host … Continue reading
Lets say we have device mobile and we start an application ,our application connects to our driver and in driver level lets say we allocate some memory using kmalloc with flag=GFP_KERNEL ,now if memory allocation fail in each time so … Continue reading
struct node { struct node x; //not allowed struct node *head; //allowed }; Why does we can declare a pointer of same type but not a variable of same type?
Q. How to print output in multiple line without using \n character? Ans. printf(“\x0a”);