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ARM: shmobile: defconfig: Do not enable CONFIG_CPU_BPREDICT_DISABLE
authorGeert Uytterhoeven <geert+renesas@glider.be>
Mon, 11 Jan 2016 18:41:14 +0000 (19:41 +0100)
committerSimon Horman <horms+renesas@verge.net.au>
Sun, 24 Jan 2016 23:47:11 +0000 (08:47 +0900)
commit406663ed61c8ad2b792824af1c1bc0e4faa711c6
treefe5ad259b9007c92ef989af88837ab212bfab7f7tree | snapshot
parent92e963f50fc74041b5e9e744c330dca48e04f08dcommit | diff
ARM: shmobile: defconfig: Do not enable CONFIG_CPU_BPREDICT_DISABLE

Do not disable branch prediction, as this has a big performance impact.

After re-enabling branch prediction, __loop_delay() runs 16 (Cortex A15)
or 11 (Cortex A9) times faster than before.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
arch/arm/configs/shmobile_defconfig diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git