mm/truncate: fix truncation for pages of arbitrary size
Remove the assumption that a compound page is HPAGE_PMD_SIZE, and the assumption that any page is PAGE_SIZE. Signed-off-by:Matthew Wilcox (Oracle) <willy@infradead.org> Signed-off-by:
Andrew Morton <akpm@linux-foundation.org> Reviewed-by:
SeongJae Park <sjpark@amazon.de> Acked-by:
Kirill A. Shutemov <kirill.shutemov@linux.intel.com> Cc: Huang Ying <ying.huang@intel.com> Link: https://lkml.kernel.org/r/20200908195539.25896-10-willy@infradead.org Signed-off-by:
Linus Torvalds <torvalds@linux-foundation.org>
parent
5eaf35ab
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