On Fri, Jun 6, 2014 at 12:56 AM, eric ernst <eric.er...@linux.intel.com> wrote: > > On 14-06-05 03:29 PM, Randy Dunlap wrote: >> >> On 06/05/2014 03:15 PM, eric ernst wrote: >>> >>> On 14-06-05 03:16 PM, Andrew Morton wrote: >>>> >>>> On Thu, 5 Jun 2014 15:09:17 -0700 eric.er...@linux.intel.com wrote: >>>> >>>>> Create a kernel cmdline parameter, "version_addendum", which can be >>>>> used to add text to the kernel version that is reported from >>>>> /proc/version. >>>> >>>> why? >>> >>> We have a need to keep a single product binary (kernel) across multiple >>> android devices. A subset of these platforms are looking for extra >>> versioning information appended to it, accessible via /proc/version. Rather >>> than build multiple otherwise identical kernels with only this extended >>> versioning as differentiation, we are looking to make this a command line >>> parameter. Understandable if there isn't enough value-add for the community >>> in this patch, but I figured I'd give the patch a shot, as we need this >>> functionality locally. Thanks. >> >> Please use a newline character every 70-72 characters instead of assuming >> that all email programs will break that extra long line up into a readable >> format. (mine does not.) > > Ack - sorry Randy - it was a quick cp / paste from earlier in the thread. > >> >> What software needs to know the version info? how early does it run? >> Could it get the version info from 'uname -r' instead of from >> /proc/version? >> >> thanks, > > This'll end up being used by a third party customer for tracking particular > devices, so I'm sure "much, much later" in user space. While I'm sure they > could use uname instead, the specific request was for /proc/version.
sandpuppy:/home/rw # echo "Windows" > /tmp/version sandpuppy:/home/rw # mount --bind /tmp/version /proc/version sandpuppy:/home/rw # cat /proc/version Windows -- Thanks, //richard -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
