diff options
Diffstat (limited to 'arch/ppc/kernel/misc.S')
| -rw-r--r-- | arch/ppc/kernel/misc.S | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/arch/ppc/kernel/misc.S b/arch/ppc/kernel/misc.S index 2b81e71..e0c850d 100644 --- a/arch/ppc/kernel/misc.S +++ b/arch/ppc/kernel/misc.S @@ -499,12 +499,21 @@ END_FTR_SECTION_IFSET(CPU_FTR_COHERENT_ICACHE) addi r3,r3,L1_CACHE_BYTES bdnz 0b sync +#ifndef CONFIG_44x + /* We don't flush the icache on 44x. Those have a virtual icache + * and we don't have access to the virtual address here (it's + * not the page vaddr but where it's mapped in user space). The + * flushing of the icache on these is handled elsewhere, when + * a change in the address space occurs, before returning to + * user space + */ mtctr r4 1: icbi 0,r6 addi r6,r6,L1_CACHE_BYTES bdnz 1b sync isync +#endif /* CONFIG_44x */ blr /* |