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(parent: 5a2f47a) | patch
linux-imx-rt: Add patch for imx-sdma CPU stall issue
authorDominic Sacré <dominic.sacre@gmx.de>
Mon, 20 Jul 2015 21:00:26 +0000 (23:00 +0200)
committerOtavio Salvador <otavio@ossystems.com.br>
Wed, 29 Jul 2015 02:26:59 +0000 (23:26 -0300)
commit62e212fe4812a6c726df4ac8e77d4a77e0e54247
treea667d4143b67dd81b3cac6c73688b1cf664d1029tree | snapshot
parent5a2f47ad7bda49ad8ac640e11670d7d711654f51commit | diff
linux-imx-rt: Add patch for imx-sdma CPU stall issue

Work around CPU stalls in the imx-sdma driver by replacing spinlocks
with raw spinlocks. This prevents preemption during the spinlock's
critical section, as is the case on non PREEMPT_RT kernels.

Signed-off-by: Dominic Sacré <dominic.sacre@gmx.de>
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>
recipes-kernel/linux/linux-imx-rt-3.14.28/0004-imx-sdma-channel-use-raw-spinlock.patch [new file with mode: 0644] blob
recipes-kernel/linux/linux-imx-rt_3.14.28.bb diff | blob | history