Re: [pnfs] [PATCH 3/5] nfsd41: reclaim DRC memory on session free

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On Thu, Jul 16, 2009 at 10:18 AM, J. Bruce Fields<bfields@xxxxxxxxxxxx> wrote:
> On Wed, Jun 24, 2009 at 03:37:47PM -0400, andros@xxxxxxxxxx wrote:
>> From: Andy Adamson <andros@xxxxxxxxxx>
>>
>> Signed-off-by: Andy Adamson <andros@xxxxxxxxxx>
>> ---
>>  fs/nfsd/nfs4state.c |    3 +++
>>  1 files changed, 3 insertions(+), 0 deletions(-)
>>
>> diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
>> index b4a536d..991c3cc 100644
>> --- a/fs/nfsd/nfs4state.c
>> +++ b/fs/nfsd/nfs4state.c
>> @@ -583,6 +583,9 @@ free_session(struct kref *kref)
>>               struct nfsd4_cache_entry *e = &ses->se_slots[i].sl_cache_entry;
>>               nfsd4_release_respages(e->ce_respages, e->ce_resused);
>>       }
>> +     spin_lock(&nfsd_drc_lock);
>> +     nfsd_drc_mem_used -= ses->se_fchannel.maxreqs * NFSD_SLOT_CACHE_SIZE;
>> +     spin_unlock(&nfsd_drc_lock);
>>       kfree(ses);
>
> This patch has to be combined with the previous one.

OK, makes sense.

-->Andy

>
> --b.
>
>>  }
>>
>> --
>> 1.5.4.3
>>
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