diff options
author | Dave Airlie <airlied@gmail.com> | 2023-12-22 14:31:59 +1000 |
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committer | Dave Airlie <airlied@redhat.com> | 2024-01-05 12:27:53 +1000 |
commit | eacabb5462717a52fccbbbba458365a4f5e61f35 (patch) | |
tree | da19f7f3a343afabd1f0747c08b56f7e214cbb44 /drivers/accel/habanalabs | |
parent | 9c9dd22ba5d747cceee3d1b1757448b5c48ac705 (diff) |
nouveau: push event block/allowing out of the fence context
There is a deadlock between the irq and fctx locks,
the irq handling takes irq then fctx lock
the fence signalling takes fctx then irq lock
This splits the fence signalling path so the code that hits
the irq lock is done in a separate work queue.
This seems to fix crashes/hangs when using nouveau gsp with
i915 primary GPU.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20231222043308.3090089-11-airlied@gmail.com
Diffstat (limited to 'drivers/accel/habanalabs')
0 files changed, 0 insertions, 0 deletions