Messages in this thread | | | Date | Tue, 27 Jan 2015 12:23:07 +0900 | From | Minchan Kim <> | Subject | Re: [PATCH] mm/zsmalloc: add log for module load/unload |
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Hello Ganesh,
On Tue, Jan 27, 2015 at 10:07:53AM +0800, Ganesh Mahendran wrote: > Hello, Andrew > > 2015-01-27 7:19 GMT+08:00 Andrew Morton <akpm@linux-foundation.org>: > > On Sat, 24 Jan 2015 21:48:41 +0800 Ganesh Mahendran <opensource.ganesh@gmail.com> wrote: > > > >> Sometimes, we want to know whether a module is loaded or unloaded > >> from the log. > > > > Why? What's special about zsmalloc? > > > > Please provide much better justification than this. > > When I debug with the zsmalloc module built in kernel. > After system boots up, I did not see: > /sys/kernel/debug/zsmalloc dir. > > Although the reason for this is that I made a mistake. I > forgot to add debugfs entry in /etc/fstab. > But I think it is suitable to add information for a module load/unload. > Then we can get this by: > dmesg | grep zsmalloc.
I understand your trouble but it's general problem, not zsmalloc specific. Then, if you really want to fix, you should approach more generic ways.
Thanks.
-- Kind regards, Minchan Kim
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