[Intel-xe] [PATCH 0/2] drm/xe: Fix two bind races
Thomas Hellström
thomas.hellstrom at linux.intel.com
Thu Jun 29 20:51:32 UTC 2023
The first patch fixes a race where, if the default bind engine was used
for a page-table-update operation, a following operation using the same
bind-engine could attempt a CPU page-table update while the first operation
was still ongoing.
The second patch provides a coarse-granularity fix for the long standing
separate-bind-engine-same-range race. See that commit message for a
detailed discussion.
Thomas Hellström (2):
drm/xe: Make page-table updates using the default engine happen in
order
drm/xe: Fix the separate bind-engine race using coarse-granularity
dependencies
drivers/gpu/drm/xe/xe_migrate.c | 5 +++-
drivers/gpu/drm/xe/xe_migrate.h | 2 ++
drivers/gpu/drm/xe/xe_pt.c | 48 ++++++++++++++++++++++++++++++++
drivers/gpu/drm/xe/xe_vm.c | 1 +
drivers/gpu/drm/xe/xe_vm_types.h | 8 ++++++
5 files changed, 63 insertions(+), 1 deletion(-)
--
2.40.1
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