On 2/13/24 10:37, Pankaj Raghav (Samsung) wrote:
From: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx> Some filesystems want to be able to limit the maximum size of folios, and some want to be able to ensure that folios are at least a certain size. Add mapping_set_folio_orders() to allow this level of control. The max folio order parameter is ignored and it is always set to MAX_PAGECACHE_ORDER. Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx> Signed-off-by: Pankaj Raghav <p.raghav@xxxxxxxxxxx> Signed-off-by: Luis Chamberlain <mcgrof@xxxxxxxxxx> --- include/linux/pagemap.h | 92 ++++++++++++++++++++++++++++++++--------- 1 file changed, 73 insertions(+), 19 deletions(-)
Reviewed-by: Hannes Reinecke <hare@xxxxxxx> Cheers, Hannes