On Thu, Dec 09, 2010 at 03:40:41PM -0800, Andrew Morton wrote: > On Wed, 8 Dec 2010 09:47:48 -0500 > Neil Horman <[email protected]> wrote: > > > I wrote this quirk awhile ago to properly setup MCP55 chips on > > hypertransport > > busses so that interrupts reached whatever cpu happend to boot the kdump > > kernel. > > while that works well, it was recently shown to me that a a > > non-hypertransport > > variant of the MCP55 exists, and on those system the register that this > > quirk > > manipulates causes hangs if you write to it. Since the quirk was only > > meant to > > handle errors found on MCP55 chips that have a HT interface, this patch > > adds a > > filter to make sure the chip is an HT capable before making the needed > > register > > adjustment. This lets the broken MCP55s work with kdump while not breaking > > the > > non-HT variants. > > > > Resolves https://bugzilla.kernel.org/show_bug.cgi?id=23952 > > > > Tested successfully by the reporter and myself. > > > > Reported-by: Mathieu B__rard <[email protected]> > > CC: [email protected] > > CC: [email protected] > > CC: Vivek Goyal <[email protected]> > > CC: Jesse Barnes <[email protected]> > > Signed-off-by: Neil Horman <[email protected]> > > That needed a Cc:<[email protected]> as well. Please don't forget to > remember -stable. Thanks, Cc'ing stable on the thread
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