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9f91139250
With CONFIG_DEBUG_ATOMIC_SLEEP enabled we can see the following with
wakeirqs and serial console idled:
BUG: sleeping function called from invalid context at drivers/bus/ti-sysc.c:242
...
(sysc_wait_softreset) from [<c0606894>] (sysc_enable_module+0x48/0x274)
(sysc_enable_module) from [<c0606c5c>] (sysc_runtime_resume+0x19c/0x1d8)
(sysc_runtime_resume) from [<c0606cf0>] (sysc_child_runtime_resume+0x58/0x84)
(sysc_child_runtime_resume) from [<c06eb7bc>] (__rpm_callback+0x30/0x12c)
(__rpm_callback) from [<c06eb8d8>] (rpm_callback+0x20/0x80)
(rpm_callback) from [<c06eb434>] (rpm_resume+0x638/0x7fc)
(rpm_resume) from [<c06eb658>] (__pm_runtime_resume+0x60/0x9c)
(__pm_runtime_resume) from [<c06edc08>] (handle_threaded_wake_irq+0x24/0x60)
(handle_threaded_wake_irq) from [<c01befec>] (irq_thread_fn+0x1c/0x78)
(irq_thread_fn) from [<c01bf30c>] (irq_thread+0x140/0x26c)
We have __pm_runtime_resume() call the sysc_runtime_resume() with spinlock
held and interrupts disabled.
Fixes:
|
||
|---|---|---|
| .. | ||
| fsl-mc | ||
| mhi | ||
| arm-cci.c | ||
| arm-integrator-lm.c | ||
| brcmstb_gisb.c | ||
| bt1-apb.c | ||
| bt1-axi.c | ||
| da8xx-mstpri.c | ||
| hisi_lpc.c | ||
| imx-weim.c | ||
| Kconfig | ||
| Makefile | ||
| mips_cdmm.c | ||
| moxtet.c | ||
| mvebu-mbus.c | ||
| omap_l3_noc.c | ||
| omap_l3_noc.h | ||
| omap_l3_smx.c | ||
| omap_l3_smx.h | ||
| omap-ocp2scp.c | ||
| qcom-ebi2.c | ||
| simple-pm-bus.c | ||
| sun50i-de2.c | ||
| sunxi-rsb.c | ||
| tegra-aconnect.c | ||
| tegra-gmi.c | ||
| ti-pwmss.c | ||
| ti-sysc.c | ||
| ts-nbus.c | ||
| uniphier-system-bus.c | ||
| vexpress-config.c | ||