Messages in this thread |  | | Date | Tue, 9 Oct 2001 22:29:36 -0700 (PDT) | From | Davide Libenzi <> | Subject | Re: [Lse-tech] Re: RFC: patch to allow lock-free traversal of lists with insertion |
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On Wed, 10 Oct 2001, BALBIR SINGH wrote:
> What about cases like the pci device list or any other such list. Sometimes > you do not care if somebody added something, while you were looking through > the list as long as you do not get illegal addresses or data. > Wouldn't this be very useful there? Most of these lists come up > at system startup and change rearly, but we look through them often. > > Me too, Did I miss something?
What means that changes rarely that you're going to use rarely_lock() ? If you're going to remove even only 1 element in 1000000 jiffies then you've to lock. If your list can only grow, that's different.
- Davide
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