Re: [PATCH] powerpc/rtas: Allow ibm,platform-dump RTAS call with null buffer address

2022-06-19 Thread Michael Ellerman
On Tue, 14 Jun 2022 23:49:52 +1000, Andrew Donnellan wrote: > Add a special case to block_rtas_call() to allow the ibm,platform-dump RTAS > call through the RTAS filter if the buffer address is 0. > > According to PAPR, ibm,platform-dump is called with a null buffer address > to notify the platfor

Re: [PATCH] powerpc/rtas: Allow ibm,platform-dump RTAS call with null buffer address

2022-06-14 Thread Tyrel Datwyler
On 6/14/22 06:49, Andrew Donnellan wrote: > Add a special case to block_rtas_call() to allow the ibm,platform-dump RTAS > call through the RTAS filter if the buffer address is 0. > > According to PAPR, ibm,platform-dump is called with a null buffer address > to notify the platform firmware that pr

Re: [PATCH] powerpc/rtas: Allow ibm,platform-dump RTAS call with null buffer address

2022-06-14 Thread Nathan Lynch
Andrew Donnellan writes: > Add a special case to block_rtas_call() to allow the ibm,platform-dump RTAS > call through the RTAS filter if the buffer address is 0. > > According to PAPR, ibm,platform-dump is called with a null buffer address > to notify the platform firmware that processing of a par

[PATCH] powerpc/rtas: Allow ibm,platform-dump RTAS call with null buffer address

2022-06-14 Thread Andrew Donnellan
Add a special case to block_rtas_call() to allow the ibm,platform-dump RTAS call through the RTAS filter if the buffer address is 0. According to PAPR, ibm,platform-dump is called with a null buffer address to notify the platform firmware that processing of a particular dump is finished. Without