include/asm/mmu_context.h

1 /* SPDX-License-Identifier: GPL-2.0 */
27 		struct mm_iommu_table_group_mem_t **pmem);
30 		struct mm_iommu_table_group_mem_t **pmem);
83 	VM_WARN_ON(mm->context.extended_id[index]);  in alloc_extended_context()
84 	mm->context.extended_id[index] = context_id;  in alloc_extended_context()
92 	context_id = get_user_context(&mm->context, ea);  in need_extra_context()
110 	return -ENOMEM;  in alloc_extended_context()
125 	atomic_inc(&mm->context.active_cpus);  in inc_mm_active_cpus()
130 	VM_WARN_ON_ONCE(atomic_read(&mm->context.active_cpus) <= 0);  in dec_mm_active_cpus()
131 	atomic_dec(&mm->context.active_cpus);  in dec_mm_active_cpus()
141 	if (atomic_inc_return(&mm->context.copros) == 1)  in mm_context_add_copro()
158 	 * same context, it can lead to over-flushing. It's hopefully  in mm_context_remove_copro()
165 	 * in-between.  in mm_context_remove_copro()
170 		c = atomic_dec_if_positive(&mm->context.copros);  in mm_context_remove_copro()
171 		/* Detect imbalance between add and remove */  in mm_context_remove_copro()
192 	atomic_inc(&mm->context.vas_windows);  in mm_context_add_vas_window()
201 	v = atomic_dec_if_positive(&mm->context.vas_windows);  in mm_context_remove_vas_window()
203 	/* Detect imbalance between add and remove */  in mm_context_remove_vas_window()
241  * After we have set current->mm to a new value, this activates
256 	/* 64-bit Book3E keeps track of current PGD in the PACA */  in enter_lazy_tlb()
257 	get_paca()->pgd = NULL;  in enter_lazy_tlb()
266 	unsigned long vdso_base = (unsigned long)mm->context.vdso;  in arch_unmap()
269 		mm->context.vdso = NULL;  in arch_unmap()
301 #include <asm-generic/mmu_context.h>