[PATCH v2 54/64] dmaengine: st_fdma: use dma_chan_kill_bh

From: Allen Pais

Date: Mon Jul 27 2026 - 16:45:55 EST


virt-dma now dispatches completion callbacks through per-channel BH
work instead of its tasklet. Cancel that work during teardown before
channel storage is released.

Signed-off-by: Allen Pais <allen.lkml@xxxxxxxxx>
---
drivers/dma/st_fdma.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/dma/st_fdma.c b/drivers/dma/st_fdma.c
index d9547017f3bd..d4cff851e1d5 100644
--- a/drivers/dma/st_fdma.c
+++ b/drivers/dma/st_fdma.c
@@ -733,7 +733,7 @@ static void st_fdma_free(struct st_fdma_dev *fdev)
for (i = 0; i < fdev->nr_channels; i++) {
fchan = &fdev->chans[i];
list_del(&fchan->vchan.chan.device_node);
- tasklet_kill(&fchan->vchan.task);
+ dma_chan_kill_bh(&fchan->vchan.chan);
}
}

--
2.43.0