Make globally leave_mm visible, specifically so that Xen can use it to shoot-down lazy uses of cr3.
Signed-off-by: Jeremy Fitzhardinge <[EMAIL PROTECTED]> --- arch/i386/kernel/smp.c | 5 +++-- include/asm-i386/mmu_context.h | 2 ++ 2 files changed, 5 insertions(+), 2 deletions(-) =================================================================== --- a/include/asm-i386/mmu_context.h +++ b/include/asm-i386/mmu_context.h @@ -31,6 +31,8 @@ static inline void enter_lazy_tlb(struct per_cpu(cpu_tlbstate, cpu).state = TLBSTATE_LAZY; #endif } + +void leave_mm (unsigned long cpu); static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next, =================================================================== --- a/arch/i386/kernel/smp.c +++ b/arch/i386/kernel/smp.c @@ -22,6 +22,7 @@ #include <asm/mtrr.h> #include <asm/tlbflush.h> +#include <asm/mmu_context.h> #include <mach_apic.h> /* @@ -249,13 +250,13 @@ static DEFINE_SPINLOCK(tlbstate_lock); static DEFINE_SPINLOCK(tlbstate_lock); /* - * We cannot call mmdrop() because we are in interrupt context, + * We cannot call mmdrop() because we are in interrupt context, * instead update mm->cpu_vm_mask. * * We need to reload %cr3 since the page tables may be going * away from under us.. */ -static inline void leave_mm (unsigned long cpu) +void leave_mm (unsigned long cpu) { if (per_cpu(cpu_tlbstate, cpu).state == TLBSTATE_OK) BUG(); -- _______________________________________________ Virtualization mailing list Virtualization@lists.linux-foundation.org https://lists.linux-foundation.org/mailman/listinfo/virtualization