Messages in this thread | | | Subject | Re: [patch 00/17] CFS Bandwidth Control v7.1 | From | Peter Zijlstra <> | Date | Fri, 08 Jul 2011 12:32:27 +0200 |
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On Fri, 2011-07-08 at 00:39 -0700, Paul Turner wrote: > > > Going beyond that > > would be using static_branch() to track if there is any bandwidth > > tracking required at all. > > > > I spent some time examining this option as well. Our toolchain > apparently is stuck on gcc-4.4 which left me scratching my head at the > supposed jump label assembly being omitted until I realized > CC_HAS_ASM_GOTO was missing. I will roll this up also and benchmark > tomorrow.
Ah, does it actually make things worse if it uses the static_branch fallbacks? If so we should probably use some HAVE_JUMP_LABEL foo.
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