fs: Add invalidate_folio() aops method

This is used in preference to invalidatepage, if defined.

Matthew Wilcox (Oracle) committed 4 years ago

Commit 128d1f81 parent 020df9b4 files · +21 −12Browse files

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@@ -387,6 +387,7 @@ struct address_space_operations { · 386 unmodified lines
387	387
388	388	/* Unfortunately this kludge is needed for FIBMAP. Don't use it */
389	389	sector_t (bmap)(struct address_space , sector_t);
	390	+ void (invalidate_folio) (struct folio , size_t offset, size_t len);
390	391	void (invalidatepage) (struct page , unsigned int, unsigned int);
391	392	int (releasepage) (struct page , gfp_t);
392	393	void (freepage)(struct page );

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