Re: [PATCH for linux-next] mm/page-writeback.c: make changes of dirty_writeback_centisecs take effect immediately

2017-10-14 Thread Jens Axboe
On 10/14/2017 11:59 AM, Damian Tometzki wrote: > On Sat, 14. Oct 16:38, Yafang Shao wrote: >> This patch is the followup of the prvious patch: >> [writeback: schedule periodic writeback with sysctl]. >> >> There's another issue to fix. >> For example, >> - When the tunable was set to one hour and i

Re: [PATCH for linux-next] mm/page-writeback.c: make changes of dirty_writeback_centisecs take effect immediately

2017-10-14 Thread Damian Tometzki
On Sat, 14. Oct 16:38, Yafang Shao wrote: > This patch is the followup of the prvious patch: > [writeback: schedule periodic writeback with sysctl]. > > There's another issue to fix. > For example, > - When the tunable was set to one hour and is reset to one second, the > new setting will not ta

Re: [PATCH for linux-next] mm/page-writeback.c: make changes of dirty_writeback_centisecs take effect immediately

2017-10-14 Thread Jens Axboe
On 10/14/2017 02:38 AM, Yafang Shao wrote: > This patch is the followup of the prvious patch: > [writeback: schedule periodic writeback with sysctl]. > > There's another issue to fix. > For example, > - When the tunable was set to one hour and is reset to one second, the > new setting will not t

[PATCH for linux-next] mm/page-writeback.c: make changes of dirty_writeback_centisecs take effect immediately

2017-10-13 Thread Yafang Shao
This patch is the followup of the prvious patch: [writeback: schedule periodic writeback with sysctl]. There's another issue to fix. For example, - When the tunable was set to one hour and is reset to one second, the new setting will not take effect for up to one hour. Kicking the flusher threa