drm/amdkfd: Fix scalar load ordering in gfx12.1 trap handler

Browse source

Scalar loads may arrive out-of-order with respect to KMCNT.
The affected code expects the two loads to arrive in-order.

Signed-off-by: Jay Cornwall <jay.cornwall@amd.com>
Reviewed-by: Lancelot Six <lancelot.six@amd.com>
Cc: Joseph Greathouse <joseph.greathouse@amd.com>
Cc: Vladimir Indic <vladimir.indic@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

...

This commit is contained in:

Jay Cornwall 2026-01-16 12:25:22 -06:00 • committed by Alex Deucher

parent d9fc0bdf9c

commit ea89b305b6

2 changed files with 5 additions and 5 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

Download patch file Download diff file Expand all files Collapse all files

8

drivers/gpu/drm/amd/amdkfd/cwsr_trap_handler.h

View file

2

drivers/gpu/drm/amd/amdkfd/cwsr_trap_handler_gfx12.asm

View file