diff options
| author | Matt Evans <matt@ozlabs.org> | 2010-07-08 01:55:37 +0400 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2010-07-31 08:56:30 +0400 |
| commit | fc53b4202e61c7e9008c241933ae282aab8a6082 (patch) | |
| tree | c279a5256ba18a27ca0b785ecf6819f592a23509 /arch/powerpc/include | |
| parent | 7e3f36c3e107bd76b6709e358b1e7c703fb6f81a (diff) | |
| download | linux-fc53b4202e61c7e9008c241933ae282aab8a6082.tar.xz | |
powerpc/kexec: Switch to a static PACA on the way out
With dynamic PACAs, the kexecing CPU's PACA won't lie within the kernel
static data and there is a chance that something may stomp it when preparing
to kexec. This patch switches this final CPU to a static PACA just before
we pull the switch.
Signed-off-by: Matt Evans <matt@ozlabs.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/include')
| -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 8ce7963ad41d..1ff6662f7faf 100644 --- a/arch/powerpc/include/asm/paca.h +++ b/arch/powerpc/include/asm/paca.h @@ -146,7 +146,7 @@ struct paca_struct { extern struct paca_struct *paca; extern __initdata struct paca_struct boot_paca; extern void initialise_paca(struct paca_struct *new_paca, int cpu); - +extern void setup_paca(struct paca_struct *new_paca); extern void allocate_pacas(void); extern void free_unused_pacas(void); |