Hi, The VTune sampling driver currently uses this hook for cases where it needs to do its own handling of the PMU on platforms that Perfmon2 may not yet (fully, correctly) recognize at the time of the kernel's release.
-juan -----Original Message----- From: Jeff Garzik [mailto:[EMAIL PROTECTED] Sent: Thursday, October 25, 2007 1:52 AM To: [EMAIL PROTECTED] Cc: Luck, Tony; [EMAIL PROTECTED]; Andrew Morton; LKML; Stone, Joshua I; Villacis, Juan Subject: Re: [PATCH] IA64/perfmon: kill dead code, clean irq handling Stephane Eranian wrote: > 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, >> as well as reducing code size. >> >> * remove unused pfm_install_alt_pmu_interrupt() >> * remove unused pfm_remove_alt_pmu_interrupt() >> > I have not problem with the patch except maybe for those two functions. > 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. I was hoping some IA-64 person could speak authoritatively on the subject :) Jeff - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
