Query: block_invalidatepage
OS: centos
Section: 9
Format: Original Unix Latex Style Formatted with HTML and a Horizontal Scroll Bar
BLOCK_INVALIDATEPAGE(9) The Linux VFS BLOCK_INVALIDATEPAGE(9)NAMEblock_invalidatepage - invalidate part or all of a buffer-backed pageSYNOPSISvoid block_invalidatepage(struct page * page, unsigned long offset);ARGUMENTSpage the page which is affected offset the index of the truncation pointDESCRIPTIONblock_invalidatepage is called when all or part of the page has become invalidated by a truncate operation. block_invalidatepage does not have to release all buffers, but it must ensure that no dirty buffer is left outside offset and that no I/O is underway against any of the blocks which are outside the truncation point. Because the caller is about to free (and possibly reuse) those blocks on-disk.COPYRIGHTKernel Hackers Manual 3.10 June 2014 BLOCK_INVALIDATEPAGE(9)
Related Man Pages |
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sync_file_range(2) - linux |
sync_file_range2(2) - linux |
__get_user_pages(9) - centos |
mpage_readpages(9) - centos |
readahead(2) - suse |
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