Cedric Le Goater wrote:
> Pavel Emelyanov wrote:
>> The nslock spinlock is not used in the kernel at all.
>
> it's also useless now that you have put some RCU rules around it.
> right ?
Exactly!
> C.
>
>> Remove it.
>> Signed-off-by: Pavel Emelyanov <[email protected]>
>>
>> ---
>>
>> diff --git a/include/linux/init_task.h b/include/linux/init_task.h
>> index a3f2541..cae35b6 100644
>> --- a/include/linux/init_task.h
>> +++ b/include/linux/init_task.h
>> @@ -73,7 +73,6 @@ extern struct nsproxy init_nsproxy;
>> #define INIT_NSPROXY(nsproxy) { \
>> .pid_ns = &init_pid_ns, \
>> .count = ATOMIC_INIT(1), \
>> - .nslock = __SPIN_LOCK_UNLOCKED(nsproxy.nslock), \
>> .uts_ns = &init_uts_ns, \
>> .mnt_ns = NULL, \
>> INIT_NET_NS(net_ns) \
>> diff --git a/include/linux/nsproxy.h b/include/linux/nsproxy.h
>> index 4d564d8..0e66b57 100644
>> --- a/include/linux/nsproxy.h
>> +++ b/include/linux/nsproxy.h
>> @@ -23,7 +23,6 @@ struct pid_namespace;
>> */
>> struct nsproxy {
>> atomic_t count;
>> - spinlock_t nslock;
>> struct uts_namespace *uts_ns;
>> struct ipc_namespace *ipc_ns;
>> struct mnt_namespace *mnt_ns;
>> _______________________________________________
>> Containers mailing list
>> [email protected]
>> https://lists.linux-foundation.org/mailman/listinfo/containers
>>
>
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