Private bug reported: Business case (Partner benefit): Dell: dcdbas driver is used to raise SMIs. Dell System BIOS will implement support for WSMT table soon. This change in dcdbas driver will implement support for WSMT table.
Patch details: If the WSMT ACPI table is present and indicates that a fixed communication buffer should be used, use the firmware-specified buffer instead of allocating a buffer in memory for communications between the dcdbas driver and firmare. https://git.kernel.org/pub/scm/linux/kernel/git/next/linux- next.git/commit/drivers/firmware?id=12c956c4f32e08799de452abe1e1ec6021b1e41f For details on WSMT, please refer to the 'Links to ACPI-related Documents' section below - http://www.uefi.org/acpi https://msdn.microsoft.com/windows/hardware/drivers/bringup/acpi-system- description-tables#wsmt Requesting this patch to be included into Ubuntu 18.04.2 HWE kernels. ** Affects: dell-poweredge Importance: Undecided Status: New ** Affects: linux (Ubuntu) Importance: Undecided Status: New ** Information type changed from Public to Private ** Also affects: dell-poweredge Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1796631 Title: dcdbas: Add support for WSMT ACPI table To manage notifications about this bug go to: https://bugs.launchpad.net/dell-poweredge/+bug/1796631/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs