| /linux/drivers/gpu/drm/ |
| H A D | drm_buddy.c | 14 static struct drm_buddy_block *drm_block_alloc(struct drm_buddy *mm, in drm_block_alloc() argument
35 static void drm_block_free(struct drm_buddy *mm, in drm_block_free() argument
41 static void list_insert_sorted(struct drm_buddy *mm, in list_insert_sorted() argument
47 head = &mm->free_list[drm_buddy_block_order(block)]; in list_insert_sorted()
78 static void mark_free(struct drm_buddy *mm, in mark_free() argument
84 list_insert_sorted(mm, block); in mark_free()
120 static unsigned int __drm_buddy_free(struct drm_buddy *mm, in __drm_buddy_free() argument
150 mm->clear_avail -= drm_buddy_block_size(mm, buddy); in __drm_buddy_free()
152 drm_block_free(mm, block); in __drm_buddy_free()
153 drm_block_free(mm, buddy); in __drm_buddy_free()
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| /linux/arch/x86/include/asm/ |
| H A D | mmu_context.h | 55 static inline void init_new_context_ldt(struct mm_struct *mm) in init_new_context_ldt() argument
57 mm->context.ldt = NULL; in init_new_context_ldt()
58 init_rwsem(&mm->context.ldt_usr_sem); in init_new_context_ldt()
60 int ldt_dup_context(struct mm_struct *oldmm, struct mm_struct *mm);
61 void destroy_context_ldt(struct mm_struct *mm);
62 void ldt_arch_exit_mmap(struct mm_struct *mm);
64 static inline void init_new_context_ldt(struct mm_struct *mm) { } in init_new_context_ldt() argument
66 struct mm_struct *mm) in ldt_dup_context() argument
70 static inline void destroy_context_ldt(struct mm_struct *mm) { } in destroy_context_ldt() argument
71 static inline void ldt_arch_exit_mmap(struct mm_struct *mm) { } in ldt_arch_exit_mmap() argument
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| H A D | pgalloc.h | 6 #include <linux/mm.h> /* for struct page */
13 static inline int __paravirt_pgd_alloc(struct mm_struct *mm) { return 0; } in __paravirt_pgd_alloc() argument
18 #define paravirt_pgd_alloc(mm) __paravirt_pgd_alloc(mm) argument
19 static inline void paravirt_pgd_free(struct mm_struct *mm, pgd_t *pgd) {} in paravirt_pgd_free() argument
20 static inline void paravirt_alloc_pte(struct mm_struct *mm, unsigned long pfn) {} in paravirt_alloc_pte() argument
21 static inline void paravirt_alloc_pmd(struct mm_struct *mm, unsigned long pfn) {} in paravirt_alloc_pmd() argument
24 static inline void paravirt_alloc_pud(struct mm_struct *mm, unsigned long pfn) {} in paravirt_alloc_pud() argument
25 static inline void paravirt_alloc_p4d(struct mm_struct *mm, unsigned long pfn) {} in paravirt_alloc_p4d() argument
52 extern void pgd_free(struct mm_struct *mm, pgd_t *pgd);
64 static inline void pmd_populate_kernel(struct mm_struct *mm, in pmd_populate_kernel() argument
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| /linux/arch/s390/include/asm/ |
| H A D | pgalloc.h | 18 #include <linux/mm.h>
26 struct ptdesc *page_table_alloc_pgste(struct mm_struct *mm);
36 int crst_table_upgrade(struct mm_struct *mm, unsigned long limit);
38 static inline unsigned long check_asce_limit(struct mm_struct *mm, unsigned long addr, in check_asce_limit() argument
43 if (addr + len > mm->context.asce_limit && in check_asce_limit()
45 rc = crst_table_upgrade(mm, addr + len); in check_asce_limit()
52 static inline p4d_t *p4d_alloc_one(struct mm_struct *mm, unsigned long address) in p4d_alloc_one() argument
54 unsigned long *table = crst_table_alloc(mm); in p4d_alloc_one()
61 static inline void p4d_free(struct mm_struct *mm, p4d_t *p4d) in p4d_free() argument
63 if (!mm_p4d_folded(mm)) in p4d_free()
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| H A D | mmu_context.h | 20 struct mm_struct *mm) in init_new_context() argument
24 spin_lock_init(&mm->context.lock); in init_new_context()
25 INIT_LIST_HEAD(&mm->context.gmap_list); in init_new_context()
26 cpumask_clear(&mm->context.cpu_attach_mask); in init_new_context()
27 atomic_set(&mm->context.flush_count, 0); in init_new_context()
28 atomic_set(&mm->context.protected_count, 0); in init_new_context()
29 mm->context.gmap_asce = 0; in init_new_context()
30 mm->context.flush_mm = 0; in init_new_context()
32 mm->context.alloc_pgste = page_table_allocate_pgste || in init_new_context()
34 (current->mm && current->mm->context.alloc_pgste); in init_new_context()
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| /linux/drivers/gpu/drm/tests/ |
| H A D | drm_buddy_test.c | 31 struct drm_buddy mm; in drm_test_buddy_alloc_range_bias() local
41 KUNIT_ASSERT_FALSE_MSG(test, drm_buddy_init(&mm, mm_size, ps), in drm_test_buddy_alloc_range_bias()
65 drm_buddy_alloc_blocks(&mm, bias_start, in drm_test_buddy_alloc_range_bias()
74 drm_buddy_alloc_blocks(&mm, bias_start, in drm_test_buddy_alloc_range_bias()
83 drm_buddy_alloc_blocks(&mm, bias_start + ps, in drm_test_buddy_alloc_range_bias()
92 drm_buddy_alloc_blocks(&mm, bias_start + ps, in drm_test_buddy_alloc_range_bias()
102 drm_buddy_alloc_blocks(&mm, bias_start, in drm_test_buddy_alloc_range_bias()
108 drm_buddy_free_list(&mm, &tmp, 0); in drm_test_buddy_alloc_range_bias()
112 drm_buddy_alloc_blocks(&mm, bias_start, in drm_test_buddy_alloc_range_bias()
118 drm_buddy_free_list(&mm, &tmp, 0); in drm_test_buddy_alloc_range_bias()
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| H A D | drm_mm_test.c | 38 static bool assert_no_holes(struct kunit *test, const struct drm_mm *mm) in assert_no_holes() argument
45 drm_mm_for_each_hole(hole, mm, hole_start, hole_end) in assert_no_holes()
53 drm_mm_for_each_node(hole, mm) { in assert_no_holes()
63 static bool assert_one_hole(struct kunit *test, const struct drm_mm *mm, u64 start, u64 end) in assert_one_hole() argument
74 drm_mm_for_each_hole(hole, mm, hole_start, hole_end) { in assert_one_hole()
78 "empty mm has incorrect hole, found (%llx, %llx), expect (%llx, %llx)\n", in assert_one_hole()
103 static bool assert_node(struct kunit *test, struct drm_mm_node *node, struct drm_mm *mm, in assert_node() argument
108 if (!drm_mm_node_allocated(node) || node->mm != mm) { in assert_node()
138 struct drm_mm mm; in drm_test_mm_init() local
142 memset(&mm, 0, sizeof(mm)); in drm_test_mm_init()
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| /linux/Documentation/core-api/ |
| H A D | mm-api.rst | 14 .. kernel-doc:: mm/gup.c
40 .. kernel-doc:: mm/slub.c
43 .. kernel-doc:: mm/slab_common.c
46 .. kernel-doc:: mm/util.c
52 .. kernel-doc:: mm/vmalloc.c
61 .. kernel-doc:: mm/filemap.c
67 .. kernel-doc:: mm/readahead.c
70 .. kernel-doc:: mm/readahead.c
76 .. kernel-doc:: mm/page-writeback.c
82 .. kernel-doc:: mm/truncate.c
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| /linux/arch/powerpc/include/asm/ |
| H A D | mmu_context.h | 7 #include <linux/mm.h>
18 extern int init_new_context(struct task_struct *tsk, struct mm_struct *mm);
20 extern void destroy_context(struct mm_struct *mm);
24 extern bool mm_iommu_preregistered(struct mm_struct *mm);
25 extern long mm_iommu_new(struct mm_struct *mm,
28 extern long mm_iommu_newdev(struct mm_struct *mm, unsigned long ua,
31 extern long mm_iommu_put(struct mm_struct *mm,
33 extern void mm_iommu_init(struct mm_struct *mm);
34 extern struct mm_iommu_table_group_mem_t *mm_iommu_lookup(struct mm_struct *mm,
36 extern struct mm_iommu_table_group_mem_t *mm_iommu_get(struct mm_struct *mm,
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| /linux/include/trace/events/ |
| H A D | ksm.h | 71 * @mm: address of the mm object of the process
77 TP_PROTO(void *mm),
79 TP_ARGS(mm),
82 __field(void *, mm)
86 __entry->mm = mm;
89 TP_printk("mm %p", __entry->mm)
95 * @mm: address of the mm object of the process
101 TP_PROTO(void *mm),
103 TP_ARGS(mm)
109 * @mm: address of the mm object of the process
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| H A D | huge_memory.h | 58 TP_PROTO(struct mm_struct *mm, struct page *page, bool writable,
61 TP_ARGS(mm, page, writable, referenced, none_or_zero, status, unmapped),
64 __field(struct mm_struct *, mm)
74 __entry->mm = mm;
83 …TP_printk("mm=%p, scan_pfn=0x%lx, writable=%d, referenced=%d, none_or_zero=%d, status=%s, unmapped…
84 __entry->mm,
95 TP_PROTO(struct mm_struct *mm, int isolated, int status),
97 TP_ARGS(mm, isolated, status),
100 __field(struct mm_struct *, mm)
106 __entry->mm = mm;
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| /linux/arch/s390/mm/ |
| H A D | pgtable.c | 11 #include <linux/mm.h>
47 static inline void ptep_ipte_local(struct mm_struct *mm, unsigned long addr, in ptep_ipte_local() argument
54 asce = READ_ONCE(mm->context.gmap_asce); in ptep_ipte_local()
58 asce = asce ? : mm->context.asce; in ptep_ipte_local()
67 static inline void ptep_ipte_global(struct mm_struct *mm, unsigned long addr, in ptep_ipte_global() argument
74 asce = READ_ONCE(mm->context.gmap_asce); in ptep_ipte_global()
78 asce = asce ? : mm->context.asce; in ptep_ipte_global()
87 static inline pte_t ptep_flush_direct(struct mm_struct *mm, in ptep_flush_direct() argument
96 atomic_inc(&mm->context.flush_count); in ptep_flush_direct()
98 cpumask_equal(mm_cpumask(mm), cpumask_of(smp_processor_id()))) in ptep_flush_direct()
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| /linux/arch/m68k/include/asm/ |
| H A D | mmu_context.h | 28 static inline void get_mmu_context(struct mm_struct *mm) in get_mmu_context() argument
32 if (mm->context != NO_CONTEXT) in get_mmu_context()
45 mm->context = ctx; in get_mmu_context()
46 context_mm[ctx] = mm; in get_mmu_context()
52 #define init_new_context(tsk, mm) (((mm)->context = NO_CONTEXT), 0) argument
58 static inline void destroy_context(struct mm_struct *mm) in destroy_context() argument
60 if (mm->context != NO_CONTEXT) { in destroy_context()
61 clear_bit(mm->context, context_map); in destroy_context()
62 mm->context = NO_CONTEXT; in destroy_context()
75 get_mmu_context(tsk->mm); in switch_mm()
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| /linux/mm/ |
| H A D | mmu_notifier.c | 3 * linux/mm/mmu_notifier.c
13 #include <linux/mm.h>
19 #include <linux/sched/mm.h>
35 * mm->notifier_subscriptions inside the mm_take_all_locks() protected
40 /* all mmu notifiers registered in this mm are queued in this list */
56 * this mm, such that PTES cannot be read into SPTEs (shadow PTEs) while any
59 * Note that the core mm creates nested invalidate_range_start()/end() regions
62 * progress on the mm side.
69 * - mm->active_invalidate_ranges != 0
75 * - mm->active_invalidate_ranges != 0
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| H A D | debug.c | 3 * mm/debug.c
5 * mm/ specific debug routines.
10 #include <linux/mm.h>
178 pr_emerg("vma %px start %px end %px mm %px\n" in dump_vma()
190 void dump_mm(const struct mm_struct *mm) in dump_mm() argument
192 pr_emerg("mm %px task_size %lu\n" in dump_mm()
217 mm, mm->task_size, in dump_mm()
218 mm->mmap_base, mm->mmap_legacy_base, in dump_mm()
219 mm->pgd, atomic_read(&mm->mm_users), in dump_mm()
220 atomic_read(&mm->mm_count), in dump_mm()
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| /linux/include/linux/ |
| H A D | page_table_check.h | 17 void __page_table_check_pte_clear(struct mm_struct *mm, pte_t pte);
18 void __page_table_check_pmd_clear(struct mm_struct *mm, pmd_t pmd);
19 void __page_table_check_pud_clear(struct mm_struct *mm, pud_t pud);
20 void __page_table_check_ptes_set(struct mm_struct *mm, pte_t *ptep, pte_t pte,
22 void __page_table_check_pmd_set(struct mm_struct *mm, pmd_t *pmdp, pmd_t pmd);
23 void __page_table_check_pud_set(struct mm_struct *mm, pud_t *pudp, pud_t pud);
24 void __page_table_check_pte_clear_range(struct mm_struct *mm,
44 static inline void page_table_check_pte_clear(struct mm_struct *mm, pte_t pte) in page_table_check_pte_clear() argument
49 __page_table_check_pte_clear(mm, pte); in page_table_check_pte_clear()
52 static inline void page_table_check_pmd_clear(struct mm_struct *mm, pmd_t pmd) in page_table_check_pmd_clear() argument
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| H A D | mmu_notifier.h | 40 * that the mm refcount is zero and the range is no longer accessible.
66 * Called either by mmu_notifier_unregister or when the mm is
69 * methods (the ones invoked outside the mm context) and it
74 * tsk->mm == mm exits.
81 * last thread of this mm quits, you've also to be sure that
89 struct mm_struct *mm);
101 struct mm_struct *mm,
111 struct mm_struct *mm,
122 struct mm_struct *mm,
199 struct mm_struct *mm,
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| /linux/arch/arm/include/asm/ |
| H A D | mmu_context.h | 24 void __check_vmalloc_seq(struct mm_struct *mm);
27 static inline void check_vmalloc_seq(struct mm_struct *mm) in check_vmalloc_seq() argument
30 unlikely(atomic_read(&mm->context.vmalloc_seq) != in check_vmalloc_seq()
32 __check_vmalloc_seq(mm); in check_vmalloc_seq()
38 void check_and_switch_context(struct mm_struct *mm, struct task_struct *tsk);
42 init_new_context(struct task_struct *tsk, struct mm_struct *mm) in init_new_context() argument
44 atomic64_set(&mm->context.id, 0); in init_new_context()
49 void a15_erratum_get_cpumask(int this_cpu, struct mm_struct *mm,
52 static inline void a15_erratum_get_cpumask(int this_cpu, struct mm_struct *mm, in a15_erratum_get_cpumask() argument
62 static inline void check_and_switch_context(struct mm_struct *mm, in check_and_switch_context() argument
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| /linux/tools/testing/vma/ |
| H A D | vma.c | 11 #include "../../../mm/vma.h"
23 #include "../../../mm/vma.c"
49 static struct vm_area_struct *alloc_vma(struct mm_struct *mm, in alloc_vma() argument
55 struct vm_area_struct *ret = vm_area_alloc(mm); in alloc_vma()
69 static struct vm_area_struct *alloc_and_link_vma(struct mm_struct *mm, in alloc_and_link_vma() argument
75 struct vm_area_struct *vma = alloc_vma(mm, start, end, pgoff, flags); in alloc_and_link_vma()
80 if (vma_link(mm, vma)) { in alloc_and_link_vma()
152 static struct vm_area_struct *try_merge_new_vma(struct mm_struct *mm, in try_merge_new_vma() argument
173 return alloc_and_link_vma(mm, start, end, pgoff, flags); in try_merge_new_vma()
190 static int cleanup_mm(struct mm_struct *mm, struct vma_iterator *vmi) in cleanup_mm() argument
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| /linux/fs/proc/ |
| H A D | task_nommu.c | 3 #include <linux/mm.h>
11 #include <linux/sched/mm.h>
21 void task_mem(struct seq_file *m, struct mm_struct *mm) in task_mem() argument
23 VMA_ITERATOR(vmi, mm, 0); in task_mem()
28 mmap_read_lock(mm); in task_mem()
40 if (atomic_read(&mm->mm_count) > 1 || in task_mem()
50 if (atomic_read(&mm->mm_count) > 1) in task_mem()
51 sbytes += kobjsize(mm); in task_mem()
53 bytes += kobjsize(mm); in task_mem()
72 mmap_read_unlock(mm); in task_mem()
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| /linux/drivers/net/ethernet/mscc/ |
| H A D | ocelot_mm.c | 55 struct ocelot_mm_state *mm = &ocelot->mm[port]; in ocelot_port_update_active_preemptible_tcs() local
66 ocelot_port->speed == SPEED_1000) && mm->tx_active) in ocelot_port_update_active_preemptible_tcs()
67 val = mm->preemptible_tcs; in ocelot_port_update_active_preemptible_tcs()
75 mm->active_preemptible_tcs = val; in ocelot_port_update_active_preemptible_tcs()
79 "port %d %s/%s, MM TX %s, preemptible TCs 0x%x, active 0x%x\n", in ocelot_port_update_active_preemptible_tcs()
82 mm->tx_active ? "active" : "inactive", mm->preemptible_tcs, in ocelot_port_update_active_preemptible_tcs()
83 mm->active_preemptible_tcs); in ocelot_port_update_active_preemptible_tcs()
93 struct ocelot_mm_state *mm = &ocelot->mm[port]; in ocelot_port_change_fp() local
97 if (mm->preemptible_tcs == preemptible_tcs) in ocelot_port_change_fp()
100 mm->preemptible_tcs = preemptible_tcs; in ocelot_port_change_fp()
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| /linux/arch/x86/kernel/ |
| H A D | ldt.c | 19 #include <linux/mm.h>
42 void load_mm_ldt(struct mm_struct *mm) in load_mm_ldt() argument
47 ldt = READ_ONCE(mm->context.ldt); in load_mm_ldt()
50 * Any change to mm->context.ldt is followed by an IPI to all in load_mm_ldt()
51 * CPUs with the mm active. The LDT will not be freed until in load_mm_ldt()
93 * Load the LDT if either the old or new mm had an LDT. in switch_ldt()
95 * An mm will never go from having an LDT to not having an LDT. Two in switch_ldt()
138 struct mm_struct *mm = __mm; in flush_ldt() local
140 if (this_cpu_read(cpu_tlbstate.loaded_mm) != mm) in flush_ldt()
143 load_mm_ldt(mm); in flush_ldt()
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| /linux/include/asm-generic/ |
| H A D | mmu_context.h | 15 * @mm: the currently active mm context which is becoming lazy
18 * tsk->mm will be NULL
21 static inline void enter_lazy_tlb(struct mm_struct *mm, in enter_lazy_tlb() argument
29 * @tsk: task struct for the mm
30 * @mm: the new mm struct
35 struct mm_struct *mm) in init_new_context() argument
42 * destroy_context - Undo init_new_context when the mm is going away
43 * @mm: old mm struct
46 static inline void destroy_context(struct mm_struct *mm) in destroy_context() argument
52 * activate_mm - called after exec switches the current task to a new mm, to switch to it
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| /linux/arch/powerpc/mm/book3s64/ |
| H A D | mmu_context.c | 13 #include <linux/mm.h>
95 static int hash__init_new_context(struct mm_struct *mm) in hash__init_new_context() argument
99 mm->context.hash_context = kmalloc(sizeof(struct hash_mm_context), in hash__init_new_context()
101 if (!mm->context.hash_context) in hash__init_new_context()
111 * initialize context slice details for newly allocated mm's (which will in hash__init_new_context()
118 if (mm->context.id == 0) { in hash__init_new_context()
119 memset(mm->context.hash_context, 0, sizeof(struct hash_mm_context)); in hash__init_new_context()
120 slice_init_new_context_exec(mm); in hash__init_new_context()
122 /* This is fork. Copy hash_context details from current->mm */ in hash__init_new_context()
123 …memcpy(mm->context.hash_context, current->mm->context.hash_context, sizeof(struct hash_mm_context)… in hash__init_new_context()
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| /linux/kernel/ |
| H A D | fork.c | 12 * management can be a bitch. See 'mm/memory.c': 'copy_page_range()'
18 #include <linux/sched/mm.h>
46 #include <linux/mm.h>
437 /* SLAB cache for mm_struct structures (tsk->mm) */
469 struct vm_area_struct *vm_area_alloc(struct mm_struct *mm) in vm_area_alloc() argument
477 vma_init(vma, mm); in vm_area_alloc()
619 static void dup_mm_exe_file(struct mm_struct *mm, struct mm_struct *oldmm) in dup_mm_exe_file() argument
624 RCU_INIT_POINTER(mm->exe_file, exe_file); in dup_mm_exe_file()
628 static __latent_entropy int dup_mmap(struct mm_struct *mm, in dup_mmap() argument
635 VMA_ITERATOR(vmi, mm, 0); in dup_mmap()
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