Quoting r. Greg KH <[EMAIL PROTECTED]>: > Subject: [patch 02/45] IB/mthca: restore missing PCI registers after reset > ------------------ > mthca does not restore the following PCI-X/PCI Express registers after reset: > PCI-X device: PCI-X command register > PCI-X bridge: upstream and downstream split transaction registers > PCI Express : PCI Express device control and link control registers > > This causes instability and/or bad performance on systems where one of > these registers is set to a non-default value by BIOS. > > Signed-off-by: Michael S. Tsirkin <[EMAIL PROTECTED]> > Signed-off-by: Chris Wright <[EMAIL PROTECTED]> > Signed-off-by: Greg Kroah-Hartman <[EMAIL PROTECTED]>
By the way, Greg, this code is completely generic, and the same seems to apply to all PCI-X/PCI-Express devices - should not pci_restore_state and friends really know about these registers, as well? What do you think? -- MST _______________________________________________ openib-general mailing list [email protected] http://openib.org/mailman/listinfo/openib-general To unsubscribe, please visit http://openib.org/mailman/listinfo/openib-general
