On Mon, Sep 30, 2024 at 3:12 PM Kanchana P Sridhar <kanchana.p.sridhar@xxxxxxxxx> wrote: > > For zswap_store() to be able to store a large folio by compressing it > one page at a time, zswap_compress() needs to accept a page as input. > This will allow us to iterate through each page in the folio in > zswap_store(), compress it and store it in the zpool. > > Signed-off-by: Kanchana P Sridhar <kanchana.p.sridhar@xxxxxxxxx> > Reviewed-by: Nhat Pham <nphamcs@xxxxxxxxx> > Reviewed-by: Chengming Zhou <chengming.zhou@xxxxxxxxx> > Acked-by: Johannes Weiner <hannes@xxxxxxxxxxx> Acked-by: Yosry Ahmed <yosryahmed@xxxxxxxxxx> > --- > mm/zswap.c | 6 +++--- > 1 file changed, 3 insertions(+), 3 deletions(-) > > diff --git a/mm/zswap.c b/mm/zswap.c > index efad4e941e44..fd7a8c14457a 100644 > --- a/mm/zswap.c > +++ b/mm/zswap.c > @@ -875,7 +875,7 @@ static int zswap_cpu_comp_dead(unsigned int cpu, struct hlist_node *node) > return 0; > } > > -static bool zswap_compress(struct folio *folio, struct zswap_entry *entry) > +static bool zswap_compress(struct page *page, struct zswap_entry *entry) > { > struct crypto_acomp_ctx *acomp_ctx; > struct scatterlist input, output; > @@ -893,7 +893,7 @@ static bool zswap_compress(struct folio *folio, struct zswap_entry *entry) > > dst = acomp_ctx->buffer; > sg_init_table(&input, 1); > - sg_set_folio(&input, folio, PAGE_SIZE, 0); > + sg_set_page(&input, page, PAGE_SIZE, 0); > > /* > * We need PAGE_SIZE * 2 here since there maybe over-compression case, > @@ -1456,7 +1456,7 @@ bool zswap_store(struct folio *folio) > mem_cgroup_put(memcg); > } > > - if (!zswap_compress(folio, entry)) > + if (!zswap_compress(&folio->page, entry)) > goto put_pool; > > entry->swpentry = swp; > -- > 2.27.0 >