Re: [PATCH 0/5] USB: fix tty unthrottle races

2019-04-29 Thread Johan Hovold
On Thu, Apr 25, 2019 at 06:05:35PM +0200, Johan Hovold wrote: > This series fixes a couple of long-standing issues in USB serial and > cdc-acm which essentially share the same implementation. > > As noted by Oliver a few years back, read-urb completion can race with > unthrottle() running on anoth

Re: [PATCH 0/5] USB: fix tty unthrottle races

2019-04-25 Thread Johan Hovold
On Thu, Apr 25, 2019 at 04:58:20PM -0400, Alan Stern wrote: > On Thu, 25 Apr 2019, Johan Hovold wrote: > > > This series fixes a couple of long-standing issues in USB serial and > > cdc-acm which essentially share the same implementation. > > > > As noted by Oliver a few years back, read-urb comp

Re: [PATCH 0/5] USB: fix tty unthrottle races

2019-04-25 Thread Alan Stern
On Thu, 25 Apr 2019, Johan Hovold wrote: > This series fixes a couple of long-standing issues in USB serial and > cdc-acm which essentially share the same implementation. > > As noted by Oliver a few years back, read-urb completion can race with > unthrottle() running on another CPU and this can