[CentOS] Emulate RHEV On CentOS - A note on Xen v. KVM

On Wed, 7 Sep 2011, Always Learning wrote:

> On Wed, 2011-09-07 at 15:03 +0100, John Hodrien wrote:
>
>> On Wed, 7 Sep 2011, Always Learning wrote:
>>>
>>> Perhaps a silly question, but why maintain patches ? Why not compile a
>>> new version and discard all the patches ? Patches are a messy manner to
>>> maintain programmes.
>
>> That's fine if you just want to jump ship to a new version.  But what if the
>> new version breaks some things, or changes behaviour in a way you don't want,
>> or removes a feature.
>
> If one compiled a 'new' version containing all those many existing
> patches, would not that 'new' version simply work exactly as the old
> version patched by countless alternations ?

If that's all you're doing, there's no pain in having the patches.  But what
happens if you don't want *all* the patches?

jh