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authorSakari Ailus <sakari.ailus@linux.intel.com>2024-02-19 22:58:05 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-03-05 17:28:22 +0300
commit058a38acba15fd8e7b262ec6e17c4204cb15f984 (patch)
treea403faa94f66e12f4d043caeb6055cc04b736e65 /tools/perf/scripts/python
parente37db17dae6113f8f0b620753de5a1f9cb482771 (diff)
downloadlinux-058a38acba15fd8e7b262ec6e17c4204cb15f984.tar.xz
mei: vsc: Call wake_up() in the threaded IRQ handler
The hard IRQ handler vsc_tp_irq() is called with a raw spinlock taken. wake_up() acquires a spinlock, a sleeping lock on PREEMPT_RT. This leads to sleeping in atomic context. Move the wake_up() call to the threaded IRQ handler vsc_tp_thread_isr() where it can be safely called. Fixes: 566f5ca97680 ("mei: Add transport driver for IVSC device") Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com> Tested-and-Reviewed-by: Wentong Wu <wentong.wu@intel.com> Link: https://lore.kernel.org/r/20240219195807.517742-2-sakari.ailus@linux.intel.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'tools/perf/scripts/python')
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