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14 lines
329 B
Bash
Executable File
14 lines
329 B
Bash
Executable File
#!/bin/bash
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#
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# usage: sudo who.sh
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#
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# Requires root permissions to both query who has the device open,
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# and to read the mappings of likely root-owned processes
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#
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for i in `lsof -t /dev/dri/card0`; do
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who=`readlink /proc/$i/exe`
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count=`grep /dev/dri/card0 /proc/$i/maps | wc -l | cut -f1 -d\ `
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echo "$who [$i]: $count"
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done
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