diff options
| author | Benjamin Herrenschmidt | 2011-01-24 18:42:41 +1100 |
|---|---|---|
| committer | Benjamin Herrenschmidt | 2011-04-20 11:03:24 +1000 |
| commit | 948cf67c4726cca2fc57533dccadfb54d890689d (patch) | |
| tree | e763f1b49f66cf2c73b5a902063e2cb828e5d06c /arch/powerpc/include/asm/paca.h | |
| parent | 9d07bc841c9779b4d7902e417f4e509996ce805d (diff) | |
powerpc: Add NAP mode support on Power7 in HV mode
Wakeup comes from the system reset handler with a potential loss of
the non-hypervisor CPU state. We save the non-volatile state on the
stack and a pointer to it in the PACA, which the system reset handler
uses to restore things
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/include/asm/paca.h')
| -rw-r--r-- | arch/powerpc/include/asm/paca.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/powerpc/include/asm/paca.h b/arch/powerpc/include/asm/paca.h index ec57540cd7af..f6da4f517fca 100644 --- a/arch/powerpc/include/asm/paca.h +++ b/arch/powerpc/include/asm/paca.h @@ -125,7 +125,7 @@ struct paca_struct { struct task_struct *__current; /* Pointer to current */ u64 kstack; /* Saved Kernel stack addr */ u64 stab_rr; /* stab/slb round-robin counter */ - u64 saved_r1; /* r1 save for RTAS calls */ + u64 saved_r1; /* r1 save for RTAS calls or PM */ u64 saved_msr; /* MSR saved here by enter_rtas */ u16 trap_save; /* Used when bad stack is encountered */ u8 soft_enabled; /* irq soft-enable flag */ |