Re: [GIT PULL] Re: REGRESSION: Performance regressions from switchinganon_vma->lock to mutex

From: Andi Kleen
Date: Thu Jun 16 2011 - 18:47:35 EST



There's a crazy solution for that: the idle thread could process RCU
callbacks carefully, as if it was running user-space code.

In Ben's kernel NFS server case the system may not be idle.

-Andi


--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/