Messages in this thread | | | Date | Mon, 18 Aug 2003 16:16:06 +0200 | From | Andrea Arcangeli <> | Subject | Re: [PATCH] RCU: Reduce size of rcu_head 1 of 2 |
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Hi,
On Fri, Aug 08, 2003 at 12:21:04PM +1000, Rusty Russell wrote: > There are two patches. Both reduce the size of the "struct rcu_head". > One simply changes the struct rcu_head from a double linked list to a > single linked list. The other eliminates the "void *data" arg, and > changes the prototype of the call_rcu() function to take a pointer to > the struct rcu_head, rather than a user-defined data ptr. > > It is the latter that I am concerned about changing mid-stable-series.
given the number of users (a dozen) I wouldn't be concerned about the API change either. Much better to change it now that there arne't out of the tree users yet. IMHO kernel internal API changes aren't a problem if there are few users all in tree like in this case.
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