I am using Ubuntu On Sat, Apr 9, 2016 at 8:04 PM, Pranay Srivastava <pran...@gmail.com> wrote:
> On Sat, Apr 9, 2016 at 7:51 PM, Nitin Varyani <varyani.nit...@gmail.com> > wrote: > > I have a 64 bit machine > > > > Before changing the source try to build, install and boot your kernel. > I'm sure there are some extra steps you might need to perform to boot your > compiled kernel. Which distro are you using? I used OpenSuse for this work. > > > > I am changing linux 3.5.4 source tree. > > > > I modified syscall_64.tbl > > I had put your code in linux_3.5.4/arch/x86/pks_first/pks_first_call.c > > > > Then, I created pks_first/Makefile > > > > Modified the arch/x86/Kbuild > > > > Modified include/linux/syscalls.h > > > > > > I ran "make menuconfig" and then simply exit. > > > > Then I ran > > > > "make" > > > > I saw that pks_first_call.o was created > > > > I then ran > > > > "make modules_install" > > "make install" > > > > After then I restarted my system and booted linux 3.5.4. But it was stuck > > half way. > > > > On Sat, Apr 9, 2016 at 7:39 PM, Pranay Srivastava <pran...@gmail.com> > wrote: > >> > >> Hi Nitin > >> > >> On Sat, Apr 9, 2016 at 5:03 PM, Nitin Varyani <varyani.nit...@gmail.com > > > >> wrote: > >> > Neither of the solution is working. > >> > @ Pranay: kernel is not booting after making the changes you have > >> > mentioned. > >> > somethings like > >> > "dropping to shell > >> > initramfs:" > >> > is displayed on booting. > >> > >> I don't think this is related to the changes you made. I would advise > >> you just build the sources for your > >> distro and try to get to boot the kernel you compiled. Perhaps some > >> steps you might have missed specific to your > >> distro? > >> > >> > > >> > > >> > On Thu, Apr 7, 2016 at 1:08 PM, Pranay Srivastava <pran...@gmail.com> > >> > wrote: > >> >> > >> >> Nitin > >> >> > >> >> > >> >> On Thu, Apr 7, 2016 at 11:53 AM, Nitin Varyani > >> >> <varyani.nit...@gmail.com> > >> >> wrote: > >> >> > > >> >> > Hi, > >> >> > I want to implement a system call as explained in Linux > kernel > >> >> > development by Robert Love. > >> >> > > >> >> > He does three things > >> >> > adding entry to entry.S > >> >> > adding entry to asm/unistd.h > >> >> > and adding the system call code to sched.c > >> >> > > >> >> > > >> >> > and then make + make install > >> >> > > >> >> > I do not want to implement for all architectures but only for my PC > >> >> > which is 64 bit. I am not able to locate files entry. S and > unistd.h > >> >> > which > >> >> > he is telling in his tutorial. > >> >> > Please help me out to figure out the exact steps. Please also > mention > >> >> > the linux kernel version I should use. > >> >> > > >> >> > >> >> Please refer this. I wrote this quite a while back but should be good > >> >> to > >> >> go. > >> >> > >> >> > >> >> > >> >> > http://codewithkernel.blogspot.my/2014/06/adding-new-system-call-in-linux-x86-and.html > >> >> > >> >> > Nitin > >> >> > > >> >> > _______________________________________________ > >> >> > Kernelnewbies mailing list > >> >> > Kernelnewbies@kernelnewbies.org > >> >> > http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies > >> >> > > >> >> > >> >> > >> >> > >> >> -- > >> >> ---P.K.S > >> > > >> > > >> > >> > >> > >> -- > >> ---P.K.S > > > > > > > > -- > ---P.K.S >
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