On 2021-01-14 18:15:08 [+0100], Vitaly Wool wrote:

Basically, yes. Minchan was very clear that he didn't want to remove
that inter-function locking, so be it.
I wouldn't really advise to use zsmalloc with zswap because zsmalloc
has no support for reclaim, nevertheless I wouldn't like this
configuration to stop working for those who are already using it.

Would you or Mike be up for testing Tian Taos's patchset?

I will try to reproduce Mike's original report and the fix early next
week.

Best regards,
   Vitaly

Sebastian