From: Nathan Chancellor Date: Thu, 26 Mar 2026 02:19:26 +0000 (-0700) Subject: perf/arm-cmn: Fix resource_size_t printk specifier in arm_cmn_init_dtc() X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=47f06ebbe8dad695002e5d9a2ab436411f88e985;p=thirdparty%2Flinux.git perf/arm-cmn: Fix resource_size_t printk specifier in arm_cmn_init_dtc() When building for 32-bit ARM, there is a warning when using the %llx specifier to print a resource_size_t variable: drivers/perf/arm-cmn.c: In function 'arm_cmn_init_dtc': drivers/perf/arm-cmn.c:2149:73: error: format '%llx' expects argument of type 'long long unsigned int', but argument 4 has type 'resource_size_t' {aka 'unsigned int'} [-Werror=format=] 2149 | "Failed to request DTC region 0x%llx\n", base); | ~~~^ ~~~~ | | | | | resource_size_t {aka unsigned int} | long long unsigned int | %x Use the %pa specifier to handle the possible sizes of phys_addr_t properly. This requires passing the variable by reference. Fixes: 5394396ff548 ("perf/arm-cmn: Stop claiming entire iomem region") Signed-off-by: Nathan Chancellor Reviewed-by: Robin murphy Signed-off-by: Will Deacon --- diff --git a/drivers/perf/arm-cmn.c b/drivers/perf/arm-cmn.c index 9fe00d0f4deb3..f5305c8fdca43 100644 --- a/drivers/perf/arm-cmn.c +++ b/drivers/perf/arm-cmn.c @@ -2146,7 +2146,7 @@ static int arm_cmn_init_dtc(struct arm_cmn *cmn, struct arm_cmn_node *dn, int id size = cmn->part == PART_CMN600 ? SZ_16K : SZ_64K; if (!devm_request_mem_region(cmn->dev, base, size, dev_name(cmn->dev))) return dev_err_probe(cmn->dev, -EBUSY, - "Failed to request DTC region 0x%llx\n", base); + "Failed to request DTC region 0x%pa\n", &base); writel_relaxed(CMN_DT_DTC_CTL_DT_EN, dtc->base + CMN_DT_DTC_CTL); writel_relaxed(CMN_DT_PMCR_PMU_EN | CMN_DT_PMCR_OVFL_INTR_EN, CMN_DT_PMCR(dtc));