Re: [PATCH net 0/2] net: revert lib/percpu_counter API for fragmentation mem accounting

2017-09-03 Thread David Miller
From: Jesper Dangaard Brouer Date: Fri, 01 Sep 2017 11:26:03 +0200 > There is a bug in fragmentation codes use of the percpu_counter API, > that can cause issues on systems with many CPUs, above 24 CPUs. > > After much consideration and different attempts at solving the API > usage. The conclus

[PATCH net 0/2] net: revert lib/percpu_counter API for fragmentation mem accounting

2017-09-01 Thread Jesper Dangaard Brouer
There is a bug in fragmentation codes use of the percpu_counter API, that can cause issues on systems with many CPUs, above 24 CPUs. After much consideration and different attempts at solving the API usage. The conclusion is to revert to the simple atomic_t API instead. The ratio between batch s