ioremap_prot() with flag set to 0 relies on a hack in __ioremap_caller() which adds PAGE_KERNEL flags when the handed flags don't look like a valid set of flags (ie don't include _PAGE_PRESENT) The intention being to map cached memory, use ioremap_cache() instead. Signed-off-by: Christophe Leroy <christophe.leroy@xxxxxx> --- drivers/soc/fsl/qbman/qman_ccsr.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/soc/fsl/qbman/qman_ccsr.c b/drivers/soc/fsl/qbman/qman_ccsr.c index 79cba58387a5..0fbb201346c7 100644 --- a/drivers/soc/fsl/qbman/qman_ccsr.c +++ b/drivers/soc/fsl/qbman/qman_ccsr.c @@ -418,7 +418,7 @@ static size_t fqd_sz, pfdr_sz; static int zero_priv_mem(phys_addr_t addr, size_t sz) { /* map as cacheable, non-guarded */ - void __iomem *tmpp = ioremap_prot(addr, sz, 0); + void __iomem *tmpp = ioremap_cache(addr, sz); if (!tmpp) return -ENOMEM; -- 2.13.3