Bjorn Andersson deb1682b6f rpmsg: glink: smem: Ensure ordering during tx
[ Upstream commit 9d32497361ff89d2fc8306407de6f04b2bfb2836 ]

Ensure the ordering of the fifo write and the update of the write index,
so that the index is not updated before the data has landed in the fifo.

Acked-By: Chris Lew <clew@codeaurora.org>
Reported-by: Arun Kumar Neelakantam <aneela@codeaurora.org>
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2020-04-24 08:01:06 +02:00
..