> -----Original Message----- > From: Mohsin Shaikh <mohsinsha...@niometrics.com> > Sent: Thursday, April 9, 2020 16:37 > To: dev@dpdk.org > Cc: sta...@dpdk.org; Alexander Kozyrev <akozy...@mellanox.com>; Mohsin > Shaikh <mohsinsha...@niometrics.com> > Subject: [PATCH] net/mlx5: use open/read/close for reading ib stat > > fgets(3)/fread(3)/fscanf(3) etc. use mmap(2)/munmap(2) which leads to TLB > shootdown interrupts to all dpdk app cores including RX cores. > This can cause packet drops. Use read(2)/write(2) instead. > > Bugzilla ID: 440 > Cc: sta...@dpdk.org > > Signed-off-by: Mohsin Shaikh <mohsinsha...@niometrics.com> > ---
Reviewed-by: Alexander Kozyrev <akozy...@mellanox.com>
