Messages in this thread | | | Date | Sat, 24 Mar 2007 16:04:46 +0400 | From | "Manu Abraham" <> | Subject | Re: [v4l-dvb-maintainer] [PATCH] DVB: Delete unused header file linux/dvb/version.h. |
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On 3/23/07, Arjan van de Ven <arjan@infradead.org> wrote: > On Fri, 2007-03-23 at 16:47 +0100, Marcel Siegert wrote: > > On Friday 23 March 2007, Robert P. J. Day wrote: > > > > > > Delete the unreferenced header file include/linux/dvb/version.h. > > > > > > Signed-off-by: Robert P. J. Day <rpjday@mindspring.com> > > > > > NACK > > this header is unreferenced in kernel, but used for applications that compile for userspace > > to determine the api version. > > > btw that is something extremely evil to do. Either you have varying apis > between kernels (which is naughty, but I suppose you can go up in > capabilities) or it's fully static. >
There are cases where we need an API update since newer systems do show up. In such a case, the only way is to provide backward compatibility while adding in newer stuff.
Currently we use the version major/minor for the userspace to identify the in kernel API, while the userspace apps can remain binary compatible
Regards, Manu - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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