From mboxrd@z Thu Jan 1 00:00:00 1970 From: greg@kroah.com (Greg KH) Date: Tue, 29 Mar 2016 07:43:14 -0700 Subject: Did PCI/IRQ allocation change significantly after 4.2 kernel? In-Reply-To: <20160329144244.GA24067@kroah.com> References: <20160329144244.GA24067@kroah.com> Message-ID: <20160329144314.GA24237@kroah.com> To: kernelnewbies@lists.kernelnewbies.org List-Id: kernelnewbies.lists.kernelnewbies.org On Tue, Mar 29, 2016 at 07:42:44AM -0700, Greg KH wrote: > On Tue, Mar 29, 2016 at 02:15:23PM +0000, Rob Groner wrote: > > I?m investigating why our drivers no longer work correctly after the 4.2 > > kernel. I have verified that in the 4.4 kernel, interrupts no longer work for > > us as they did before. Here are the symptoms: > > What drivers are these? Do you have a pointer to the source for them? > > And what platform are you having these problems on, x86, arm64, > something else? Also, can you use 'git bisect' to find the problem commit? That might be the easiest way forward. thanks, greg k-h