| /linux-6.3-rc2/include/linux/ |
| A D | mmap_lock.h | 12 .mmap_lock = __RWSEM_INITIALIZER((name).mmap_lock),
65 init_rwsem(&mm->mmap_lock); in mmap_init_lock()
71 down_write(&mm->mmap_lock); in mmap_write_lock()
87 ret = down_write_killable(&mm->mmap_lock); in mmap_write_lock_killable()
105 up_write(&mm->mmap_lock); in mmap_write_unlock()
111 downgrade_write(&mm->mmap_lock); in mmap_write_downgrade()
117 down_read(&mm->mmap_lock); in mmap_read_lock()
126 ret = down_read_killable(&mm->mmap_lock); in mmap_read_lock_killable()
144 up_read(&mm->mmap_lock); in mmap_read_unlock()
150 up_read_non_owner(&mm->mmap_lock); in mmap_read_unlock_non_owner()
[all …]
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| A D | mm_types.h | 633 struct rw_semaphore mmap_lock; member
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| /linux-6.3-rc2/include/trace/events/ |
| A D | mmap_lock.h | 3 #define TRACE_SYSTEM mmap_lock
16 DECLARE_EVENT_CLASS(mmap_lock,
43 DEFINE_EVENT_FN(mmap_lock, name, \
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| /linux-6.3-rc2/drivers/media/common/videobuf2/ |
| A D | videobuf2-core.c | 773 mutex_lock(&q->mmap_lock); in vb2_core_reqbufs()
806 mutex_lock(&q->mmap_lock); in vb2_core_reqbufs()
873 mutex_lock(&q->mmap_lock); in vb2_core_reqbufs()
898 mutex_lock(&q->mmap_lock); in vb2_core_reqbufs()
931 mutex_lock(&q->mmap_lock); in vb2_core_create_bufs()
992 mutex_lock(&q->mmap_lock); in vb2_core_create_bufs()
1017 mutex_lock(&q->mmap_lock); in vb2_core_create_bufs()
2332 mutex_lock(&q->mmap_lock); in vb2_mmap()
2389 mutex_lock(&q->mmap_lock); in vb2_get_unmapped_area()
2443 mutex_init(&q->mmap_lock); in vb2_core_queue_init()
[all …]
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| /linux-6.3-rc2/kernel/bpf/ |
| A D | mmap_unlock_work.h | 60 rwsem_release(&mm->mmap_lock.dep_map, _RET_IP_); in bpf_mmap_unlock_mm()
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| /linux-6.3-rc2/mm/ |
| A D | init-mm.c | 31 .mm_mt = MTREE_INIT_EXT(mm_mt, MM_MT_FLAGS, init_mm.mmap_lock),
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| A D | Makefile | 57 debug.o gup.o mmap_lock.o $(mmu-y)
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| A D | mmu_notifier.c | 1003 might_lock(&mm->mmap_lock); in mmu_interval_notifier_insert()
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| A D | mmap.c | 2281 mt_set_external_lock(&mt_detach, &mm->mmap_lock); in do_vmi_align_munmap()
3415 down_write_nest_lock(&anon_vma->root->rwsem, &mm->mmap_lock); in vm_lock_anon_vma()
3445 down_write_nest_lock(&mapping->i_mmap_rwsem, &mm->mmap_lock); in vm_lock_mapping()
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| A D | gup.c | 2967 might_lock_read(¤t->mm->mmap_lock); in internal_get_user_pages_fast()
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| /linux-6.3-rc2/drivers/infiniband/hw/cxgb4/ |
| A D | iw_cxgb4.h | 525 spinlock_t mmap_lock; member
548 spin_lock(&ucontext->mmap_lock); in remove_mmap()
554 spin_unlock(&ucontext->mmap_lock); in remove_mmap()
560 spin_unlock(&ucontext->mmap_lock); in remove_mmap()
567 spin_lock(&ucontext->mmap_lock); in insert_mmap()
571 spin_unlock(&ucontext->mmap_lock); in insert_mmap()
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| A D | provider.c | 89 spin_lock_init(&context->mmap_lock); in c4iw_alloc_ucontext()
103 spin_lock(&context->mmap_lock); in c4iw_alloc_ucontext()
106 spin_unlock(&context->mmap_lock); in c4iw_alloc_ucontext()
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| A D | cq.c | 1109 spin_lock(&ucontext->mmap_lock); in c4iw_create_cq()
1119 spin_unlock(&ucontext->mmap_lock); in c4iw_create_cq()
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| A D | qp.c | 2262 spin_lock(&ucontext->mmap_lock); in c4iw_create_qp()
2279 spin_unlock(&ucontext->mmap_lock); in c4iw_create_qp()
2754 spin_lock(&ucontext->mmap_lock); in c4iw_create_srq()
2759 spin_unlock(&ucontext->mmap_lock); in c4iw_create_srq()
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| /linux-6.3-rc2/arch/ia64/mm/ |
| A D | fault.c | 79 prefetchw(&mm->mmap_lock); in ia64_do_page_fault()
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| /linux-6.3-rc2/Documentation/mm/ |
| A D | transhuge.rst | 94 mmap_lock in read (or write) mode to be sure a huge pmd cannot be
96 takes the mmap_lock in write mode in addition to the anon_vma lock). If
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| /linux-6.3-rc2/include/media/ |
| A D | videobuf2-core.h | 619 struct mutex mmap_lock; member
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| /linux-6.3-rc2/Documentation/admin-guide/mm/ |
| A D | numa_memory_policy.rst | 372 task's mm's mmap_lock for read during the query. The set_mempolicy() and
373 mbind() APIs [see below] always acquire the mmap_lock for write when
379 we hold them mmap_lock for read. Again, because replacing the task or vma
380 policy requires that the mmap_lock be held for write, the policy can't be
384 shared memory policy while another task, with a distinct mmap_lock, is
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| A D | multigen_lru.rst | 41 theoretically worsen lock contention (mmap_lock). If it is
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| A D | userfaultfd.rst | 37 ``userfaultfd`` runtime load never takes the mmap_lock for writing).
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| /linux-6.3-rc2/arch/x86/kernel/ |
| A D | tboot.c | 98 .mm_mt = MTREE_INIT_EXT(mm_mt, MM_MT_FLAGS, tboot_mm.mmap_lock),
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| /linux-6.3-rc2/drivers/gpu/drm/etnaviv/ |
| A D | etnaviv_gem.c | 648 might_lock_read(¤t->mm->mmap_lock); in etnaviv_gem_userptr_get_pages()
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| /linux-6.3-rc2/arch/x86/mm/ |
| A D | fault.c | 1515 prefetchw(¤t->mm->mmap_lock); in DEFINE_IDTENTRY_RAW_ERRORCODE()
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| /linux-6.3-rc2/drivers/firmware/efi/ |
| A D | efi.c | 64 .mm_mt = MTREE_INIT_EXT(mm_mt, MM_MT_FLAGS, efi_mm.mmap_lock),
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| /linux-6.3-rc2/Documentation/filesystems/ |
| A D | locking.rst | 643 ops mmap_lock PageLocked(page)
|