diff options
| author | Tudor Ambarus <tudor.ambarus@microchip.com> | 2022-10-25 12:02:50 +0300 |
|---|---|---|
| committer | Vinod Koul <vkoul@kernel.org> | 2022-11-11 12:15:08 +0530 |
| commit | 4c2e9ba05c7abac58bdb58e47eb69b156027fb7b (patch) | |
| tree | 7b799649f37456286ca2069c65eed8e2cce976d1 /drivers/dma | |
| parent | 3f134c9511d624ccbe6fa0c7c1e457c4ff89d94d (diff) | |
| download | linux-4c2e9ba05c7abac58bdb58e47eb69b156027fb7b.tar.bz2 | |
dmaengine: at_hdmac: Do not print messages on console while holding the lock
The descriptor was already removed from the transfer list, there's no
reason to keep the channel lock while printing desc info, thus do the
prints without holding the lock.
Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Acked-by: Nicolas Ferre <nicolas.ferre@microchip.com>
Link: https://lore.kernel.org/r/20221025090306.297886-1-tudor.ambarus@microchip.com
Link: https://lore.kernel.org/r/20221025090306.297886-17-tudor.ambarus@microchip.com
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma')
| -rw-r--r-- | drivers/dma/at_hdmac.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c index 858bd64f1313..f365ac4d87ff 100644 --- a/drivers/dma/at_hdmac.c +++ b/drivers/dma/at_hdmac.c @@ -549,6 +549,8 @@ static void atc_handle_error(struct at_dma_chan *atchan) atc_dostart(atchan, desc); } + spin_unlock_irqrestore(&atchan->lock, flags); + /* * KERN_CRITICAL may seem harsh, but since this only happens * when someone submits a bad physical address in a @@ -564,8 +566,6 @@ static void atc_handle_error(struct at_dma_chan *atchan) list_for_each_entry(child, &bad_desc->tx_list, desc_node) atc_dump_lli(atchan, &child->lli); - spin_unlock_irqrestore(&atchan->lock, flags); - /* Pretend the descriptor completed successfully */ atc_chain_complete(atchan, bad_desc); } |