mirror of
https://github.com/Telecominfraproject/OpenCellular.git
synced 2026-01-03 21:49:32 +00:00
03857a3b35
spi_transaction() can be called from motionsense, hooks, hostcmd, console, and chipset tasks, so add a mutex to ensure an in-process transaction isn't preempted by another transaction. BUG=chrome-os-partner:57912 BRANCH=gru TEST=On kevin, run "while true; do ectool motionsense odr 0 0; sleep 1; ectool motionsense odr 0 1000000; sleep 1; done", verify watchdog crash not encountered after 20 minutes. Change-Id: I7ec495bab295dc03ce02372c20e5c7c5c196715d Signed-off-by: Shawn Nematbakhsh <shawnn@chromium.org> Reviewed-on: https://chromium-review.googlesource.com/391892 Reviewed-by: Aseda Aboagye <aaboagye@chromium.org> (cherry picked from commit eabdea443775fab834aaabbb7afae871306c7530) Reviewed-on: https://chromium-review.googlesource.com/392226 Commit-Ready: Shawn N <shawnn@chromium.org> Tested-by: Shawn N <shawnn@chromium.org> Reviewed-by: Shawn N <shawnn@chromium.org>