Searched refs:i_mmap_writable (Results 1 - 3 of 3) sorted by relevance

/linux-master/include/linux/
H A Dfs.h450 * @i_mmap_writable: Number of VM_SHARED, VM_MAYWRITE mappings.
453 * @i_mmap_rwsem: Protects @i_mmap and @i_mmap_writable.
468 atomic_t i_mmap_writable; member in struct:address_space
553 * Note that i_mmap_writable counts all VM_SHARED, VM_MAYWRITE vmas: do_mmap
557 * If i_mmap_writable is negative, no new writable mappings are allowed. You
562 return atomic_read(&mapping->i_mmap_writable) > 0;
567 return atomic_inc_unless_negative(&mapping->i_mmap_writable) ?
573 atomic_dec(&mapping->i_mmap_writable);
578 return atomic_dec_unless_positive(&mapping->i_mmap_writable) ?
584 atomic_inc(&mapping->i_mmap_writable);
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/linux-master/mm/
H A Dswap_state.c718 atomic_set(&space->i_mmap_writable, 0);
/linux-master/fs/
H A Dinode.c207 atomic_set(&mapping->i_mmap_writable, 0);

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