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SubjectRe: [PATCH] Kernel .patches support
On Fri, Jun 24, 2005 at 11:03:17PM +0200, Christian Hesse wrote:
> On Friday 24 June 2005 09:36, Adrian Bunk wrote:
> > On Thu, Jun 23, 2005 at 11:58:27PM +0200, Christian Hesse wrote:
> > > Hi everybody,
> > >
> > > every time I apply a patch to my kernel tree I (or my scripts) make an
> > >
> > > echo $PATCHNAME $PATCHVERSION >> .patches
> > >
> > > This patch makes the file accessible via /proc/patches.gz. I think this
> > > can be handy if you want to know what patches you (or your distributor)
> > > applied to your running kernel...
> > >...
> > > Let me know what you think.
> >
> > To be honest, I'm not a fan of it.
> >
> > If e.g. looking at a Debian kernel source that has 289 different patches
> > with names like tty-locking-fixes7 applied, you'll see that this often
> > won't give you much valuable information.
>
> You can search Debian lists, archives, ... for "tty-locking-fixes7". After
> that you probably know what the fix is good for.

The _only_ Google hit for "tty-locking-fixes7" isn't very helpful.

I could simply download the source package for the kernel...

> On the other hand if there is a security fix in a Debian list you can check if
> your kernel is patched by running "zcat /proc/patches.gz | grep
> security-fix-foo-bar".

"zless /usr/share/doc/<pkgname>/Debian.src.changelog.gz" already gives
you the same information plus information about the contents of the
patches including CAN references and bug numbers.

> > You'd need an uniform naming convention for patches across
> > distributions, and I don't think such things are worth the effort.
>
> If a distribution has a naming convention for itself this patch can already be
> useful I think. Even without it can be.

If you are building your own kernel, you have to manually check that you
don't forget to add every patch you apply to .patches .

In a distribution, the information is already present at better places.

> Christian

cu
Adrian

--

"Is there not promise of rain?" Ling Tan asked suddenly out
of the darkness. There had been need of rain for many days.
"Only a promise," Lao Er said.
Pearl S. Buck - Dragon Seed

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