23 lines
480 B
Bash
Executable file
23 lines
480 B
Bash
Executable file
#!/bin/bash
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type getargs >/dev/null 2>&1 || . /lib/dracut-lib.sh
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cpumask="$(getargs tuned.non_isolcpus)"
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files=$(echo /sys/devices/virtual/workqueue{/,/*/}cpumask)
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log()
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{
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echo "tuned: $@" >> /dev/kmsg
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}
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if [ -n "$cpumask" ]; then
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log "setting workqueues CPU mask to $cpumask"
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for f in $files; do
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if [ -f $f ]; then
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if ! echo $cpumask > $f 2>/dev/null; then
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log "ERROR: could not write workqueue CPU mask '$cpumask' to '$f'"
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fi
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fi
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done
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fi
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