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Commit eb114f27 authored by Bjorn Andersson's avatar Bjorn Andersson
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rpmsg: smd: Wake up all waiters 



It's possible to have multiple contexts waiting for new channel events
and with an upcoming change it's possible to have multiple contexts
waiting for a full FIFO. As such we need to wake them all up.

Signed-off-by: default avatarBjorn Andersson <bjorn.andersson@linaro.org>
parent c12fc451

drivers/rpmsg/qcom_smd.c

+2 −2
Original line number Diff line number Diff line
@@ -579,7 +579,7 @@ static bool qcom_smd_channel_intr(struct qcom_smd_channel *channel) 


	/* Signal waiting qcom_smd_send() about the interrupt */

	if (!GET_TX_CHANNEL_FLAG(channel, fBLOCKREADINTR))

		wake_up_interruptible(&channel->fblockread_event);

		wake_up_interruptible_all(&channel->fblockread_event);



	/* Don't consume any data until we've opened the channel */

	if (channel->state != SMD_CHANNEL_OPENED)
@@ -1191,7 +1191,7 @@ static void qcom_channel_scan_worker(struct work_struct *work) 
			dev_dbg(&edge->dev, "new channel found: '%s'\n", channel->name);

			set_bit(i, edge->allocated[tbl]);



			wake_up_interruptible(&edge->new_channel_event);

			wake_up_interruptible_all(&edge->new_channel_event);

		}

	}