| Re: [PATCH 2/5] SUNRPC: create unix gid cache per network namespace [message #44980 is a reply to message #44977] |
Thu, 19 January 2012 17:00   |
Stanislav Kinsbursky
Messages: 683
Registered: October 2011
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Senior Member |
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19.01.2012 20:24, J. Bruce Fields пишет:
> On Thu, Jan 19, 2012 at 06:49:14PM +0400, Stanislav Kinsbursky wrote:
>> This patch makes unix_gid_cache cache detail allocated and registered per
>> network namespace context.
>> Thus with this patch unix_gid_cache contents for network namespace "X" are
>> controlled from proc file system mount for the same network namespace "X".
>
> I'm confused--this seems half-done. I see that you're creating the gid
> caches dynamically, but there's still this static definition:
>
This static definition is used as a template now.
Have a look at the first path of the series: cache creation routine duplicates
incomming cache_detail and initializes net and hash_table fields in freshly
created copy.
This copy is the new per-net cache_detail instance.
>> struct cache_detail unix_gid_cache = {
>> .owner = THIS_MODULE,
>> .hash_size = GID_HASHMAX,
>> - .hash_table = gid_table,
>> .name = "auth.unix.gid",
>> .cache_put = unix_gid_put,
>> .cache_upcall = unix_gid_upcall,
>
> And it looks like unix_gid_lookup is still using this static
> unix_gid_cache. Maybe I'm missing something....
>
Yep, thanks for the catch.
My fault, I've missed this usage.
--
Best regards,
Stanislav Kinsbursky
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