| TRUNCATE_INODE_PAGES(9) | Memory Management in Linux | TRUNCATE_INODE_PAGES(9) |
NAME¶
truncate_inode_pages - truncate *all* the pages from an offset
SYNOPSIS¶
void truncate_inode_pages(struct address_space * mapping, loff_t lstart);
ARGUMENTS¶
mapping
mapping to truncate
lstart
offset from which to truncate
DESCRIPTION¶
Called under (and serialised by) inode->i_mutex.
NOTE¶
When this function returns, there can be a page in the process of deletion (inside __delete_from_page_cache) in the specified range. Thus mapping->nrpages can be non-zero when this function returns even after truncation of the whole mapping.
COPYRIGHT¶
| May 2024 | Kernel Hackers Manual 2.6. |