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authorRussell King <rmk+kernel@armlinux.org.uk>2018-07-11 12:32:12 +0300
committerDaniel Borkmann <daniel@iogearbox.net>2018-07-12 21:45:23 +0300
commit828e2b90e8e9b5bd844a25f22ceeb8df4dd18b07 (patch)
treec487a6b61c89ce646578cad5950403c945517a46 /tools/perf/scripts/python/stackcollapse.py
parent1ca3b17b777c4136f9dba0195e13502c445f4ade (diff)
downloadlinux-828e2b90e8e9b5bd844a25f22ceeb8df4dd18b07.tar.xz
ARM: net: bpf: use immediate forms of instructions where possible
Rather than moving constants to a register and then using them in a subsequent instruction, use them directly in the desired instruction cutting out the "middle" register. This removes two instructions from the tail call code path. Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
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