drm/xe/vf: Fix queuing of recovery work

Ensure VF migration recovery work is only queued when no recovery is
already queued and teardown is not in progress.

Fixes: b47c0c07c350 ("drm/xe/vf: Teardown VF post migration worker on driver unload")
Signed-off-by: Satyanarayana K V P <[e-mail]>
Cc: Michal Wajdeczko <[e-mail]>
Cc: Matthew Brost <[e-mail]>
Cc: Tomasz Lis <[e-mail]>
Reviewed-by: Michal Wajdeczko <[e-mail]>
Reviewed-by: Matthew Brost <[e-mail]>
Signed-off-by: Michal Wajdeczko <[e-mail]>
Link: https://patch.msgid.link/[e-mail]
(cherry picked from commit 8d8cf42b03f149dcb545b547906306f3b474565e)
Signed-off-by: Thomas Hellström <[e-mail]>

drivers/gpu/drm/xe/xe_gt_sriov_vf.c

···
 
 	spin_lock(&gt->sriov.vf.migration.lock);
 
-	if (!gt->sriov.vf.migration.recovery_queued ||
+	if (!gt->sriov.vf.migration.recovery_queued &&
 	    !gt->sriov.vf.migration.recovery_teardown) {
 		gt->sriov.vf.migration.recovery_queued = true;
 		WRITE_ONCE(gt->sriov.vf.migration.recovery_inprogress, true);