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bsnmpd: Only refresh devtree if devd event is a new or removed device.

Description

bsnmpd: Only refresh devtree if devd event is a new or removed device.

It makes sense to refresh the tree only when a device is inserted or
removed, otherwise bsnmpd wastes lot of CPU.

PR: 209368
MFC after: 1 week

Details

Provenance
pfgAuthored on
Parents
rS325066: Fix out-of-bounds read in libc/regex.
Branches
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Tags
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