Re: [Qemu-devel] [PATCH v2 1/2] chardev: fix backend events regression with mux chardev

2017-11-03 Thread Kirill A. Shutemov
On Fri, Nov 03, 2017 at 03:28:23PM +, Marc-André Lureau wrote: > Kirill noticied that on recent versions on QEMU he was not able to > trigger SysRq to invoke debug capabilites of Linux Kernel. He tracked > it down to qemu_chr_be_event() ignoring CHR_EVENT_BREAK due s->be > being NULL. The bug

[Qemu-devel] [PATCH v2 1/2] chardev: fix backend events regression with mux chardev

2017-11-03 Thread Marc-André Lureau
Kirill noticied that on recent versions on QEMU he was not able to trigger SysRq to invoke debug capabilites of Linux Kernel. He tracked it down to qemu_chr_be_event() ignoring CHR_EVENT_BREAK due s->be being NULL. The bug was introduced in 2.8, commit a4afa548fc6d ("char: move front end handlers