Re: Generating a cloud / VM kernel package

2017-08-28 Thread Noah Meyerhans
On Sun, Aug 27, 2017 at 04:16:50PM +0200, Thomas Goirand wrote: > Basically, the only thing that I want to see is a specific config for > that kernel, nothing else. Otherwise, it's going to be too much > maintenance work. Indeed, it should *not* be a different source upload, > that's too much work

Re: Generating a cloud / VM kernel package

2017-08-28 Thread Bastian Blank
On Sat, Aug 26, 2017 at 11:48:22AM +0200, Thomas Goirand wrote: > This makes the kernel binary package a lot smaller, Is the size a problem right now? > and also potentially reduces the surface of attack in case of a security > problem. What attach surface? > For exam

Re: Generating a cloud / VM kernel package

2017-08-27 Thread Noah Meyerhans
On Mon, Aug 28, 2017 at 01:31:31AM +0100, Ben Hutchings wrote: > > OTOH, the list of required modules may be small enough for us to > > enumerate the ones we need for booting in /etc/initramfs-tools/modules. > > ...and then you could use MODULES=list. initramfs-tools will still > follow module st

Re: Generating a cloud / VM kernel package

2017-08-27 Thread Ben Hutchings
On Sun, 2017-08-27 at 16:38 -0700, Noah Meyerhans wrote: > On Sat, Aug 26, 2017 at 05:18:45PM +0100, Ben Hutchings wrote: > > > Thomas, can you elaborate why you think this a good idea? Is this about > > > boot time of the kernel image? The thing I really do not want to have is > > > additional ker

Re: Generating a cloud / VM kernel package

2017-08-27 Thread Noah Meyerhans
On Sat, Aug 26, 2017 at 05:18:45PM +0100, Ben Hutchings wrote: > > Thomas, can you elaborate why you think this a good idea? Is this about > > boot time of the kernel image? The thing I really do not want to have is > > additional kernel source uploads to the archive for just those cloud > > kernel

Re: Generating a cloud / VM kernel package

2017-08-27 Thread Thomas Goirand
On 08/26/2017 12:15 PM, Martin Zobel-Helas wrote: > a) we need to decide then if we need one kernel flavour for each cloud > provider or if we can agree on a basic set of kernel compile options > that every cloud provider can use. I don't think that's needed at all. > b) most kernels Debian ships

Re: Generating a cloud / VM kernel package

2017-08-26 Thread Ben Hutchings
On Sat, 2017-08-26 at 12:15 +0200, Martin Zobel-Helas wrote: [...] > Thomas, can you elaborate why you think this a good idea? Is this about > boot time of the kernel image? The thing I really do not want to have is > additional kernel source uploads to the archive for just those cloud > kernel ima

Re: Generating a cloud / VM kernel package

2017-08-26 Thread Ben Hutchings
On Sat, 2017-08-26 at 11:48 +0200, Thomas Goirand wrote: > Dear Kernel maintainers, > > As you may know, it's been years that Ubuntu is shipping a kernel > designed for the cloud. Such a kernel is simply a version of the kernel > that is stripped down for running on VMs. The point here is that VMs

Re: Generating a cloud / VM kernel package

2017-08-26 Thread Martin Zobel-Helas
Hi, On Sat Aug 26, 2017 at 11:48:22 +0200, Thomas Goirand wrote: > Dear Kernel maintainers, > > As you may know, it's been years that Ubuntu is shipping a kernel > designed for the cloud. Such a kernel is simply a version of the kernel > that is stripped down for running on VMs. The point here i

Generating a cloud / VM kernel package

2017-08-26 Thread Thomas Goirand
Dear Kernel maintainers, As you may know, it's been years that Ubuntu is shipping a kernel designed for the cloud. Such a kernel is simply a version of the kernel that is stripped down for running on VMs. The point here is that VMs do not need all the drivers that we typically build for the generi