Impact: MSI interrupts do not work correctly on some nVidia platforms
Fix Description: According to HT spec, to get message interrupt from devices mapped to HT interrupt message, the 'En' bit of MSI Mapping capability need to be set. The patch do this setting in quirks code for the devices on HT-based nvidia platform. This patch is also in 2.6.25 stable.
SRU Justification:
Impact: MSI interrupts do not work correctly on some nVidia platforms
Fix Description: According to HT spec, to get message interrupt from devices mapped to HT interrupt message, the 'En' bit of MSI Mapping capability need to be set. The patch do this setting in quirks code for the devices on HT-based nvidia platform. This patch is also in 2.6.25 stable.
Patch: http:// kernel. ubuntu. com/git? p=ubuntu/ ubuntu- hardy.git; a=commit; h=6878851b6f94b ab0f847ff97b584 23d893d145c2
TEST CASE: See Bug Description.