Date: Thu, 1 Oct 2009 09:54:33 +0100 From: Andrew Brampton <brampton+freebsd@gmail.com> To: John Baldwin <jhb@freebsd.org> Cc: arch@freebsd.org Subject: Re: Interrupt Descriptions Message-ID: <d41814900910010154ra539aedha06b6b992dbaceb3@mail.gmail.com> In-Reply-To: <200909301732.20589.jhb@freebsd.org> References: <200909301732.20589.jhb@freebsd.org>
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2009/9/30 John Baldwin <jhb@freebsd.org>: > A few folks have asked recently for the ability to add descriptive string= s to > registered interrupt handlers. =C2=A0This is especially true since the ad= vent of > MSI with multiple interrupts per device. =C2=A0I hacked up a prototype to= day that > adds a new 'bus_describe_intr()' that takes the IRQ resource, the void * > cookie returned by bus_setup_intr() and var args description and appends = that > to the interrupt name in the thread and vmstat -i info. =C2=A0The current= patch > only has the MI bits and the MD bits for amd64 as well as a sample change= to > the igb(4) driver. > > The patch is at http://www.FreeBSD.org/~jhb/patches/intr_describe.patch. > Very cool feature, which I had been hoping for on FreeBSD. Well done. Andrew
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