Comment 25 for bug 181081

Revision history for this message
Tim Gardner (timg-tpi) wrote :

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=6878851b6f94bab0f847ff97b58423d893d145c2

TEST CASE: See Bug Description.