Re: [dpdk-dev] [v4] net/e1000: i219 unit hang issue fix on reset/close

2019-07-15 Thread Zhang, Xiao
Hi Anand, Sorry, I didn't get your last email. Thanks, Xiao > -Original Message- > From: Anand H. Krishnan [mailto:anandhkrish...@gmail.com] > Sent: Tuesday, July 16, 2019 9:03 AM > To: Zhang, Xiao > Cc: dev@dpdk.org; Zhao1, Wei > Subject: Re: [v4] net/e1000: i219 unit hang issue fix o

Re: [dpdk-dev] [v4] net/e1000: i219 unit hang issue fix on reset/close

2019-07-15 Thread Anand H. Krishnan
Xiao, I didn't hear back from you on the comments. Thanks, Anand On Wed, Jul 10, 2019 at 10:18 AM Anand H. Krishnan wrote: > > More comments inline: > > On Tue, Jul 9, 2019 at 9:16 PM Xiao Zhang wrote: > > > > Unit hang may occur if multiple descriptors are available in the rings > > during re

Re: [dpdk-dev] [v4] net/e1000: i219 unit hang issue fix on reset/close

2019-07-10 Thread Thomas Monjalon
Xiao, Qi, Please take care of keeping all versions of the patch in the same thread, by using --in-reply-to with git-send-email. When a new version is sent, please delegate it to the right maintainer (Qi in this case) and set the old version as superseded in patchwork. About the title, "fix" must b

Re: [dpdk-dev] [v4] net/e1000: i219 unit hang issue fix on reset/close

2019-07-09 Thread Anand H. Krishnan
More comments inline: On Tue, Jul 9, 2019 at 9:16 PM Xiao Zhang wrote: > > Unit hang may occur if multiple descriptors are available in the rings > during reset or close. This state can be detected by configure status > by bit 8 in register. If the bit is set and there are pending descriptors > i

[dpdk-dev] [v4] net/e1000: i219 unit hang issue fix on reset/close

2019-07-09 Thread Xiao Zhang
Unit hang may occur if multiple descriptors are available in the rings during reset or close. This state can be detected by configure status by bit 8 in register. If the bit is set and there are pending descriptors in one of the rings, we must flush them before reset or close. Signed-off-by: Xiao