Messages in this thread | | | Date | Mon, 21 Aug 2006 14:32:05 +0400 | From | Kirill Korotaev <> | Subject | Re: [ckrm-tech] [RFC][PATCH 3/7] UBC: ub context and inheritance |
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Chandra Seetharaman wrote: > On Wed, 2006-08-16 at 19:38 +0400, Kirill Korotaev wrote: > >>Contains code responsible for setting UB on task, >>it's inheriting and setting host context in interrupts. >> >>Task references three beancounters: >> 1. exec_ub current context. all resources are >> charged to this beancounter. >> 2. task_ub beancounter to which task_struct is >> charged itself. > > > I do not see why task_ub is needed ? i do not see it being used > anywhere. it is used to charge task itself. will be heavily used in next patch set adding "numproc" UBC parameter.
>> 3. fork_sub beancounter which is inherited by >> task's children on fork > > >>From other emails it looks like renaming fork/exec to be real/effective > will be easier to understand. there is no "real". exec_ub is effective indeed, but fork_sub is the one to inherit on fork().
Kirill
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