Le mardi 11 mars 2014 à 22:42 +0530, Saket Sinha a écrit : > Please find my response inline > > >> I have a scenario where I need to build a driver for > >> different kernel versions. > >> I have kernel-headers of different version in /lib/modules/ > >> 2.6.32-xxxx > >> 2.6.39-xxxx > >> > >> and currently I am booted into 2.6.32-xxxx(which I find out by uname -r) > >> > > > > You don't need to boot on a specific kernel version to build external > > module for it. > > > > I am aware of that. I just need the kernel header of that specific > version instead. > What I meant was that since I was using the expression "uname -r" in > my makefile below- > "make -C /lib/modules/$(shell uname -r)/build M=$(PWD) modules" > so I specified that. > > >> Now in my driver makefile, I generate .ko of driver > >> make -C /lib/modules/$(shell uname -r)/build M=$(PWD) modules > >> > >> but I notice that the driver .ko gets generated for 2.6.39-xxxx though > >> I am booted into 2.6.32-xxxx. Can anyone help me figure out why this > >> is happening? > >> > > > > Could you check that /lib/modules/2.6.32-xxxx/build is not a symbolic > > link to linux 2.6.39-xxxx sources ? > > I am pasting the output for you to check > > [root@Noi1-502156 ~]# cd /lib/modules > [root@Noi1-502156 modules]# ls > 2.6.32-220.4.2.el6.x86_64 2.6.39-300.17.1.el6uek.x86_64 > 2.6.32-358.6.2.el6.x86_64 2.6.39-400.24.1.el6uek.x86_64 > [root@Noi1-502156 modules]# ll > total 16 > drwxr-xr-x. 8 root root 4096 Feb 28 14:41 2.6.32-220.4.2.el6.x86_64 > drwxr-xr-x. 7 root root 4096 Jul 15 2013 2.6.32-358.6.2.el6.x86_64 > drwxr-xr-x 8 root root 4096 Aug 12 2013 2.6.39-300.17.1.el6uek.x86_64 > drwxr-xr-x. 4 root root 4096 Jul 10 2013 2.6.39-400.24.1.el6uek.x86_64 > [root@Noi1-502156 modules]# > Now try "ls -dFl /lib/modules/2.6.3*/build" And grep '^\(\(VERSION\)\|\(PATCHLEVEL\)\|\(SUBLEVEL\)\|\(EXTRAVERSION\)\| \(MAKEARGS\)\)' /lib/modules/*/build/Makefile Check that matches the expected version. -- Yann Droneaud OPTEYA _______________________________________________ Kernelnewbies mailing list Kernelnewbies@xxxxxxxxxxxxxxxxx http://lists.kernelnewbies.org/mailman/listinfo/kernelnewbies
