Re: [PATCH v1 0/3] manually add Error Synchronization Barrier at exception handler entry and exit

2017-11-01 Thread gengdongjiu
On 2017/11/1 19:32, James Morse wrote: >> RAS for firmware first support". In Huawei's platform, we do not >> support IESB, so software needs to insert that. > Surely you don't implement it because your CPU doesn't need it. Can > unrecoverable errors really cross an exception without becoming an

Re: [PATCH v1 0/3] manually add Error Synchronization Barrier at exception handler entry and exit

2017-11-01 Thread James Morse
Hi Dongjiu Geng, On 01/11/17 19:14, Dongjiu Geng wrote: > Some hardware platform can support RAS Extension, but not support IESB, > such as Huawei's platform, so software need to insert Synchronization Barrier > operations at exception handler entry. > > This series patches are based on James's

Re: [PATCH v1 0/3] manually add Error Synchronization Barrier at exception handler entry and exit

2017-11-01 Thread Robin Murphy
On 01/11/17 19:14, Dongjiu Geng wrote: > Some hardware platform can support RAS Extension, but not support IESB, > such as Huawei's platform, so software need to insert Synchronization Barrier > operations at exception handler entry. > > This series patches are based on James's series patches