diff mbox series

[RFC,V3,20/43] rv64ilp32_abi: drivers/perf: Adapt xlen_t of sbiret

Message ID 20250325121624.523258-21-guoren@kernel.org (mailing list archive)
State New
Headers show
Series rv64ilp32_abi: Build CONFIG_64BIT kernel-self with ILP32 ABI | expand

Commit Message

Guo Ren March 25, 2025, 12:16 p.m. UTC 
From: "Guo Ren (Alibaba DAMO Academy)" <guoren@kernel.org>

Because rv64ilp32_abi change the sbiret struct,

from:
struct sbiret {
        long error;
        long value;
};

to:
struct sbiret {
        xlen_t error;
        xlen_t value;
};

So, use a cast long to prevent compile warning.

Signed-off-by: Guo Ren (Alibaba DAMO Academy) <guoren@kernel.org>
---
 drivers/perf/riscv_pmu_sbi.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/perf/riscv_pmu_sbi.c b/drivers/perf/riscv_pmu_sbi.c
index 698de8ddf895..e2c4d1bcbc7c 100644
--- a/drivers/perf/riscv_pmu_sbi.c
+++ b/drivers/perf/riscv_pmu_sbi.c
@@ -638,7 +638,7 @@  static int pmu_sbi_snapshot_setup(struct riscv_pmu *pmu, int cpu)
 	/* Free up the snapshot area memory and fall back to SBI PMU calls without snapshot */
 	if (ret.error) {
 		if (ret.error != SBI_ERR_NOT_SUPPORTED)
-			pr_warn("pmu snapshot setup failed with error %ld\n", ret.error);
+			pr_warn("pmu snapshot setup failed with error %ld\n", (long)ret.error);
 		return sbi_err_map_linux_errno(ret.error);
 	}
 
@@ -679,7 +679,7 @@  static u64 pmu_sbi_ctr_read(struct perf_event *event)
 				val |= ((u64)ret.value << 32);
 			else
 				WARN_ONCE(1, "Unable to read upper 32 bits of firmware counter error: %ld\n",
-					  ret.error);
+					  (long)ret.error);
 		}
 	} else {
 		val = riscv_pmu_ctr_read_csr(info.csr);