table of contents
| INVALIDATE_MAPPING_P(9) | Memory Management in Linux | INVALIDATE_MAPPING_P(9) |
NAME¶
invalidate_mapping_pages - Invalidate all the unlocked pages of one inode
SYNOPSIS¶
unsigned long invalidate_mapping_pages(struct address_space * mapping, pgoff_t start, pgoff_t end);
ARGUMENTS¶
mapping
the address_space which holds the pages to
invalidate
start
the offset ´from´ which to invalidate
end
the offset ´to´ which to invalidate
(inclusive)
DESCRIPTION¶
This function only removes the unlocked pages, if you want to remove all the pages of one inode, you must call truncate_inode_pages.
invalidate_mapping_pages will not block on IO activity. It will not invalidate pages which are dirty, locked, under writeback or mapped into pagetables.
COPYRIGHT¶
| April 2023 | Kernel Hackers Manual 2.6. |