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Merge "Remove code that just re-enables IRQ and GIA events" into main

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This commit is contained in:
Chintan Pandya 2024-12-06 23:10:12 +00:00 • committed by Android (Google) Code Review
commit 68a7a49504
1 changed files with 2 additions and 9 deletions
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11
interrupts/init.interrupts.rc
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@ -1,23 +1,16 @@
on init
# Create the directory for the trace instance during early init
mkdir /sys/kernel/tracing/instances/irq_gia_google 0755 root root
chmod 666 /sys/kernel/tracing/instances/irq_gia_google
chmod 666 /sys/kernel/tracing/instances/irq_gia_google/trace
chown system system /sys/kernel/tracing/instances/irq_gia_google
chown system system /sys/kernel/tracing/instances/irq_gia_google/trace
# Enable gia events
write /sys/kernel/tracing/instances/irq_gia_google/events/irq_gia/enable 1
# There are some very high frequency IRQ events happening all the time. Tracing
# them is not absolute necessity, but a flood of them is noise for more interesting
# events that we want to capture. All these high frequency IRQs have virq < 11.
write /sys/kernel/tracing/instances/irq_gia_google/events/irq/filter "irq > 11"
write /sys/kernel/tracing/instances/irq_gia_google/events/irq/irq_handler_entry/enable 1
write /sys/kernel/tracing/instances/irq_gia_google/events/irq/irq_handler_exit/enable 1
# Keep the buffer size small. This size is practically enough for debug purpose.
# Having low size helps because this entire buffer gets dumped in bugreport.
# Having a large size can impact bugreport size and time it takes to pack/unpack.
write /sys/kernel/tracing/instances/irq_gia_google/buffer_size_kb 512
# Go!
write /sys/kernel/tracing/instances/irq_gia_google/tracing_on 1