[PATCH] coresight: etm3x: Fix buffer overwrite in cntr_val_show()

[Leo Yan]

On Wed, Nov 26, 2025 at 12:11:05PM +0000, James Clark wrote:

[...]

> > This fix can still be applied to older kernels, but seems to me that
> > now might be an appropriate time to consider removing the ETMv3 driver
> > from the mainline kernel?
> 
> Yeah, if anyone is using it it would be on an old kernel surely?

We can confirm this in another way: if I don't miss anything, over the
past several years (since 2017), we have not received any questions or
bug reports based on hands-on practice regarding ETMv3 on the Coresight
or perf mailing lists.

Thanks,
Leo