[PATCH v9 0/7] Incorporate DRAM address in EDAC messages

Yazen Ghannam <[email protected]> Thu, 30 Jul 2026 15:48:27 -0400
Newsgroups org.kernel.vger.linux-edac,org.kernel.vger.linux-kernel
Message-ID <[email protected]>
Hi all,

This revision addresses the Sashiko comments, and also includes some
other minor fixups.

Thanks,
Yazen

Cc: Avadhut Naik <[email protected]>

Link:
https://lore.kernel.org/[email protected]

Changes in v9:
- Treat -EOPNOTSUPP like -ENODEV when PRM support is not built.
  (Sashiko)
- Document why the PRM handlers do not need the MI300 address
  conversion. (Sashiko)
- Clear the completed-operations bits in the translation entry points
  rather than at each call site.
- Narrow the operation bitmaps to u8.
- Note that struct atl_dram_addr mirrors the PRM output buffer.
- Widen the subject prefix of patch 4 to cover the EDAC changes.
- Reorder variable declarations and reword commit messages.

Changes in v8:
- Drop "Directly export address translation helper".
- Merge the two PRM translation helpers into one. (Boris)
- Build the PRM support unconditionally and drop CONFIG_AMD_ATL_PRM.
- Formatting and other small changes.

Changes in v7:
- Drop fake_inject patch that was already accepted.
- Remove function pointers. (Boris).

Changes in v6:
- Remove fake_inject interface. (Boris)
- Add two more values to 'other_detail'.

Changes in v5:
 - Address a comment from Sashiko in patch 2.

Changes in v4:
 - Drop a "handler available" check in patch 1.
 - Reword commit message in patch 2.
 - Reformat string in patch 2.

Avadhut Naik (2):
  RAS/AMD/ATL: Add DRAM address translation via PRM
  EDAC/amd64: Include DRAM address in output

Yazen Ghannam (5):
  RAS/AMD/ATL: Always build PRM address translation support
  RAS/AMD/ATL: Refactor PRM address translation into a common helper
  RAS/AMD/ATL: Add unified UMC address translation interface
  RAS/AMD, EDAC/amd64: Use unified interface for SPA translation
  RAS/AMD/ATL: Remove the standalone SPA translation interface

 drivers/edac/amd64_edac.c      | 38 ++++++++++++++++------
 drivers/edac/amd64_edac.h      |  2 ++
 drivers/ras/amd/atl/Kconfig    |  4 ---
 drivers/ras/amd/atl/Makefile   |  3 +-
 drivers/ras/amd/atl/core.c     |  4 +--
 drivers/ras/amd/atl/internal.h | 13 ++------
 drivers/ras/amd/atl/prm.c      | 32 +++++++------------
 drivers/ras/amd/atl/system.c   |  4 +++
 drivers/ras/amd/atl/umc.c      | 58 ++++++++++++++++++++++++++++------
 drivers/ras/amd/fmpm.c         | 10 +++---
 drivers/ras/ras.c              | 31 +++++++++---------
 include/linux/ras.h            | 46 +++++++++++++++++++++++----
 12 files changed, 160 insertions(+), 85 deletions(-)


base-commit: 4020f22dccb18f04ace6c8481dddc01603d21173
-- 
2.53.0