Re: [PATCH] drm/i915/ttm: Return some errors instead of trying memcpy move

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On 01/02/2022 07:03, Thomas Hellström wrote:
The i915_ttm_accel_move() function may return error codes that should
be propagated further up the stack rather than consumed assuming that
the accel move failed and could be replaced with a memcpy move.

For -EINTR, -ERESTARTSYS and -EAGAIN, just propagate those codes, rather
than retrying with a memcpy move.

Fixes: 2b0a750caf33 ("drm/i915/ttm: Failsafe migration blits")
Cc: Matthew Auld <matthew.auld@xxxxxxxxx>
Signed-off-by: Thomas Hellström <thomas.hellstrom@xxxxxxxxxxxxxxx>
Reviewed-by: Matthew Auld <matthew.auld@xxxxxxxxx>



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