Re:Re: [PATCH RESEND] KVM: Add coalesced PIO support

2018-07-24 Thread peng.hao2
>>You've just stripped the authorship information and his/her >>signed-off-by even from Cc! >Will do in next version, I just help to make progress. I've tried to push the patch serveral times before but didn't make it and almost gave up .And Wanpeng told me that he wanted to make progress fo

Re: [PATCH RESEND] KVM: Add coalesced PIO support

2018-07-11 Thread David Woodhouse
On Wed, 2018-07-11 at 12:51 +, Wanpeng Li wrote: > > > > You've just stripped the authorship information and his/her > > signed-off-by even from Cc! > > Will do in next version, I just help to make progress.  If you must do this, please make very sure that you keep a leading 'From:' line

Re: [PATCH RESEND] KVM: Add coalesced PIO support

2018-07-11 Thread David Woodhouse
On Wed, 2018-07-11 at 11:45 +0800, Wanpeng Li wrote: > Thanks to Peng Hao's initial patch. I don't know about "thanks to..."; this *is* Peng Hao's initial patch, isn't it? https://patchwork.kernel.org/patch/9897723/ You've just stripped the authorship information and his/her signed-off-by eve

[PATCH RESEND] KVM: Add coalesced PIO support

2018-07-10 Thread Wanpeng Li
Windows I/O, such as the real-time clock. The address register (port 0x70 in the RTC case) can use coalesced I/O, cutting the number of userspace exits by half when reading or writing the RTC. Guest access rtc like this: write register index to 0x70, then write or read data from 0x71. writing 0x7