Re: [PATCH 1/8] powerpc/rtas: ensure 8-byte alignment for struct rtas_args

2023-03-22 Thread Andrew Donnellan
On Mon, 2023-03-06 at 15:33 -0600, Nathan Lynch via B4 Relay wrote: > > From: Nathan Lynch > > > > CHRP and PAPR agree: "In order to make an RTAS call, the operating > > system must construct an argument call buffer aligned on an eight > > byte > > boundary in physically contiguous real memory

[PATCH 1/8] powerpc/rtas: ensure 8-byte alignment for struct rtas_args

2023-03-06 Thread Nathan Lynch via B4 Relay
From: Nathan Lynch CHRP and PAPR agree: "In order to make an RTAS call, the operating system must construct an argument call buffer aligned on an eight byte boundary in physically contiguous real memory [...]." (7.2.7 Calling Mechanism and Conventions). struct rtas_args is the type used for