Re: Nanosecond fs timestamp support: sad

From: Andi Kleen
Date: Sat Jul 23 2011 - 21:57:03 EST


> with a stat. So either you have a clock good enough to give a distinct
> timestamp for all of those, or you fall back on a global counter that
> ends up serializing all IO. I think. I admit I'm not sure I understand

Not global counter, but per inode. That's very reasonable because there's
already locking on the inode level.

-Andi
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