Re: [Qemu-devel] [PATCH target-arm v2 00/11] Cadence UART cleanups and Tx path fixes

2014-01-06 Thread Peter Maydell
On 2 January 2014 01:57, Peter Crosthwaite wrote: > > When using QEMU in some terminal environments, char back-ends for serial > devices can return EAGAIN for non trivial periods. This coupled with use > of qemu_chr_fe_write_all() is a leading cause of: > > main-loop: WARNING: I/O thread spun for

[Qemu-devel] [PATCH target-arm v2 00/11] Cadence UART cleanups and Tx path fixes

2014-01-01 Thread Peter Crosthwaite
When using QEMU in some terminal environments, char back-ends for serial devices can return EAGAIN for non trivial periods. This coupled with use of qemu_chr_fe_write_all() is a leading cause of: main-loop: WARNING: I/O thread spun for 1000 iterations This series fixes this for cadence_uart by r