On Mon, Dec 18, 2023 at 01:58:37PM +0000, Matthew Wilcox (Oracle) wrote:
On 32-bit systems, we'll lose the top bits of index because arithmetic will be performed in unsigned long instead of unsigned long long. This affects files over 4GB in size.
Fixes: 6100e34b2526 ("mm, memory_failure: Teach memory_failure() about dev_pagemap pages") Cc: stable@vger.kernel.org Signed-off-by: Matthew Wilcox (Oracle) willy@infradead.org
Acked-by: Naoya Horiguchi naoya.horiguchi@nec.com