Re: [PATCH 0/7] rcu: optimize RCU trace on the huge platform

Re: [PATCH 0/7] rcu: optimize RCU trace on the huge platform

[Paul E. McKenney]

On Thu, Sep 20, 2012 at 08:51:01AM +0800, Michael Wang wrote:
> This patch set optimize the RCU trace to make it perform better on the
> platform with thousands of cpus.
> 
> The optimization including:
> 	-- the cpu info will be separated by each flavor of rcu.
> 	-- implement the 'cpu units sequence reading' to avoid losing data.
> 
> Michael Wang (7):
> 	[PATCH 1/7] rcu: create directory for each flavor of rcu
> 	[PATCH 2/7] rcu: fundamental facility for 'cpu units sequence reading'
> 	[PATCH 3/7] rcu: optimize the 'rcudata' for RCU trace
> 	[PATCH 4/7] rcu: optimize the 'rcudata.csv' for RCU trace
> 	[PATCH 5/7] rcu: optimize the 'rcu_pending' for RCU trace
> 	[PATCH 6/7] rcu: replace the old interface with the new one
> 	[PATCH 7/7] rcu: remove the interface "rcudata.csv"
> 
> Signed-off-by: Michael Wang <wangyun@linux.vnet.ibm.com>
> ---
>  b/kernel/rcutree_trace.c |    8 +
>  kernel/rcutree_trace.c   |  368 ++++++++++++++++++++---------------------------
>  2 files changed, 170 insertions(+), 206 deletions(-)

Queued for 3.8, thank you Michael!

							Thanx, Paul

Re: [PATCH 0/7] rcu: optimize RCU trace on the huge platform

[Michael Wang]

On 09/29/2012 01:53 AM, Paul E. McKenney wrote:
> On Thu, Sep 20, 2012 at 08:51:01AM +0800, Michael Wang wrote:
>> This patch set optimize the RCU trace to make it perform better on the
>> platform with thousands of cpus.
>>
>> The optimization including:
>> 	-- the cpu info will be separated by each flavor of rcu.
>> 	-- implement the 'cpu units sequence reading' to avoid losing data.
>>
>> Michael Wang (7):
>> 	[PATCH 1/7] rcu: create directory for each flavor of rcu
>> 	[PATCH 2/7] rcu: fundamental facility for 'cpu units sequence reading'
>> 	[PATCH 3/7] rcu: optimize the 'rcudata' for RCU trace
>> 	[PATCH 4/7] rcu: optimize the 'rcudata.csv' for RCU trace
>> 	[PATCH 5/7] rcu: optimize the 'rcu_pending' for RCU trace
>> 	[PATCH 6/7] rcu: replace the old interface with the new one
>> 	[PATCH 7/7] rcu: remove the interface "rcudata.csv"
>>
>> Signed-off-by: Michael Wang <wangyun@linux.vnet.ibm.com>
>> ---
>>  b/kernel/rcutree_trace.c |    8 +
>>  kernel/rcutree_trace.c   |  368 ++++++++++++++++++++---------------------------
>>  2 files changed, 170 insertions(+), 206 deletions(-)
> 
> Queued for 3.8, thank you Michael!

Thanks for your review.

Regards,
Michael Wang

> 
> 							Thanx, Paul
>