X86 : system call

[Greg KH]

On Sun, Dec 12, 2021 at 12:34:54PM +0530, Muni Sekhar wrote:
> Also, could someone please point me to a document which explains about
> "how to add a new system call" and the "system call flow from user
> space to kernel space" in X86 ARCHITECTURE (32-BIT AND 64-BIT).

There are many documents online that show both of these already.  Have
you used a search engine first?

Both of these are usually questions that students are asked for
assignments, good luck in class!

greg k-h