Brad Fitzpatrick 8114c9db5f device: reduce allocs in Device.IpcGetOperation ...

Plenty more to go, but a start:

name       old time/op    new time/op    delta
UAPIGet-4    6.37µs ± 2%    5.56µs ± 1%  -12.70%  (p=0.000 n=8+8)

name       old alloc/op   new alloc/op   delta
UAPIGet-4    1.98kB ± 0%    1.22kB ± 0%  -38.71%  (p=0.000 n=10+10)

name       old allocs/op  new allocs/op  delta
UAPIGet-4      42.0 ± 0%      35.0 ± 0%  -16.67%  (p=0.000 n=10+10)

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>

2021-01-26 11:51:52 -08:00

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