5.15-stable review patch. If anyone has any objections, please let me know.
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From: Jarkko Nikula jarkko.nikula@linux.intel.com
[ Upstream commit 361acacaf7c706223968c8186f0d3b6e214e7403 ]
Ring Abort request will timeout in case there is an error in the Host Controller interrupt delivery or Ring Header configuration. Using BUG() makes hard to debug those cases.
Make it less severe and turn BUG() to WARN_ON().
Signed-off-by: Jarkko Nikula jarkko.nikula@linux.intel.com Link: https://lore.kernel.org/r/20230921055704.1087277-6-jarkko.nikula@linux.intel... Signed-off-by: Alexandre Belloni alexandre.belloni@bootlin.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/i3c/master/mipi-i3c-hci/dma.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/i3c/master/mipi-i3c-hci/dma.c b/drivers/i3c/master/mipi-i3c-hci/dma.c index dd2dc00399600..7ad2edd479157 100644 --- a/drivers/i3c/master/mipi-i3c-hci/dma.c +++ b/drivers/i3c/master/mipi-i3c-hci/dma.c @@ -450,10 +450,9 @@ static bool hci_dma_dequeue_xfer(struct i3c_hci *hci, /* * We're deep in it if ever this condition is ever met. * Hardware might still be writing to memory, etc. - * Better suspend the world than risking silent corruption. */ dev_crit(&hci->master.dev, "unable to abort the ring\n"); - BUG(); + WARN_ON(1); }
for (i = 0; i < n; i++) {