Matthew Wilcox <[email protected]> 於 2021年3月31日 週三 上午2:14寫道： > > On Tue, Mar 30, 2021 at 08:51:26PM +0300, Mike Rapoport wrote: > > From: Mike Rapoport <[email protected]> > > > > Commit cb9f753a3731 ("mm: fix races between swapoff and flush dcache") > > updated flush_dcache_page implementations on several architectures to use > > page_mapping_file() in order to avoid races between page_mapping() and > > swapoff(). > > > > This update missed arch/nds32 and there is a possibility of a race there. > > > > Replace page_mapping() with page_mapping_file() in nds32 implementation of > > flush_dcache_page(). > > > > Fixes: cb9f753a3731 ("mm: fix races between swapoff and flush dcache") > > Signed-off-by: Mike Rapoport <[email protected]> > > Reviewed-by: Matthew Wilcox (Oracle) <[email protected]>
Acked-by: Greentiime Hu <[email protected]>
