Re: [PATCH v2 13/14] powerpc/64s: Fix comment on interrupt handler prologue

2022-08-10 Thread Rohan McLure
> Maybe it would be interesting to know from which patch the error comes. It’s hard to attribute this to a single commit, but the distance between r10’s save location and r11-r12’s save location has definitely grown over time. The comment is introduced in commit 7180e3e636de ("[POWERPC] force

Re: [PATCH v2 13/14] powerpc/64s: Fix comment on interrupt handler prologue

2022-08-08 Thread Christophe Leroy
Le 25/07/2022 à 08:31, Rohan McLure a écrit : > Interrupt handlers on 64s systems will often need to save register state > from the interrupted process to make space for loading special purpose > registers or for internal state. > > Fix a comment documenting a common code path macro in the

Re: [PATCH v2 13/14] powerpc/64s: Fix comment on interrupt handler prologue

2022-08-07 Thread Andrew Donnellan
On Mon, 2022-07-25 at 16:31 +1000, Rohan McLure wrote: > Interrupt handlers on 64s systems will often need to save register > state > from the interrupted process to make space for loading special > purpose > registers or for internal state. > > Fix a comment documenting a common code path macro

[PATCH v2 13/14] powerpc/64s: Fix comment on interrupt handler prologue

2022-07-25 Thread Rohan McLure
Interrupt handlers on 64s systems will often need to save register state from the interrupted process to make space for loading special purpose registers or for internal state. Fix a comment documenting a common code path macro in the beginning of interrupt handlers where r10 is saved to the PACA