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rockchip: reliably distribute net interrupts

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On the NanoPI R4S it takes an average of 3..5 seconds for the network devices
to appear in '/proc/interrupts'.
Wait up to 10 seconds to ensure that the distribution of the interrupts
really happens.

Signed-off-by: Ronny Kotzschmar <ro.ok@me.com>
This commit is contained in:
Ronny Kotzschmar 2022-07-06 15:14:21 +02:00 committed by AmadeusGhost
parent ac5f5dcd28
commit 628ef82714
1 changed files with 4 additions and 3 deletions
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7
target/linux/rockchip/armv8/base-files/etc/hotplug.d/net/40-net-smp-affinity
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@ -5,12 +5,13 @@
get_device_irq() { get_device_irq() {
local device="$1" local device="$1"
local line local line
local seconds local seconds="0"
# wait up to 10 seconds for the irq/device to appear # wait up to 10 seconds for the irq/device to appear
for seconds in $(seq 0 9); do while [ "${seconds}" -le 10 ]; do
line=$(grep -m 1 "${device}\$" /proc/interrupts) && break line=$(grep -m 1 "${device}\$" /proc/interrupts) && break
sleep 1 seconds="$(( seconds + 2 ))"
sleep 2
done done
echo ${line} | sed 's/:.*//' echo ${line} | sed 's/:.*//'
} }