1INVALIDATE_MAPPING_P(9)   Memory Management in Linux   INVALIDATE_MAPPING_P(9)
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NAME

6       invalidate_mapping_pages - Invalidate all the unlocked pages of one
7       inode
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SYNOPSIS

10       unsigned long invalidate_mapping_pages(struct address_space * mapping,
11                                              pgoff_t start, pgoff_t end);
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ARGUMENTS

14       mapping
15           the address_space which holds the pages to invalidate
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17       start
18           the offset 'from' which to invalidate
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20       end
21           the offset 'to' which to invalidate (inclusive)
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DESCRIPTION

24       This function only removes the unlocked pages, if you want to remove
25       all the pages of one inode, you must call truncate_inode_pages.
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27       invalidate_mapping_pages will not block on IO activity. It will not
28       invalidate pages which are dirty, locked, under writeback or mapped
29       into pagetables.
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32Kernel Hackers Manual 3.10         June 2019           INVALIDATE_MAPPING_P(9)
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