Jeff,
On Tue, Oct 23, 2007 at 07:09:08PM -0400, Jeff Garzik wrote:By deleting unused code, this makes perfmon irq handling more efficient,I have not problem with the patch except maybe for those two functions.
as well as reducing code size.
* remove unused pfm_install_alt_pmu_interrupt()
* remove unused pfm_remove_alt_pmu_interrupt()
How do you know they are not used?
Have you checked the VTUNE open-source driver?
I thought at some point they were using this hook.