[PATCH] spi: spi.c: Add missing __percpu annotations in users of spi_statistics

From: David Jander
Date: Fri Aug 05 2022 - 04:45:16 EST


Fixes sparse warnings of this kind:
drivers/spi/spi.c:117:16: sparse: expected struct spi_statistics *
drivers/spi/spi.c:117:16: sparse: got struct spi_statistics [noderef]
__percpu *[assigned] pcpu_stats

Reported-by: kernel test robot <lkp@xxxxxxxxx>
Signed-off-by: David Jander <david@xxxxxxxxxxx>
---
drivers/spi/spi.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 8f97a3eacdea..83da8862b8f2 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -95,7 +95,7 @@ static ssize_t driver_override_show(struct device *dev,
}
static DEVICE_ATTR_RW(driver_override);

-static struct spi_statistics *spi_alloc_pcpu_stats(struct device *dev)
+static struct spi_statistics __percpu *spi_alloc_pcpu_stats(struct device *dev)
{
struct spi_statistics __percpu *pcpu_stats;

@@ -162,7 +162,7 @@ static struct device_attribute dev_attr_spi_device_##field = { \
}

#define SPI_STATISTICS_SHOW_NAME(name, file, field) \
-static ssize_t spi_statistics_##name##_show(struct spi_statistics *stat, \
+static ssize_t spi_statistics_##name##_show(struct spi_statistics __percpu *stat, \
char *buf) \
{ \
ssize_t len; \
@@ -309,7 +309,7 @@ static const struct attribute_group *spi_master_groups[] = {
NULL,
};

-static void spi_statistics_add_transfer_stats(struct spi_statistics *pcpu_stats,
+static void spi_statistics_add_transfer_stats(struct spi_statistics __percpu *pcpu_stats,
struct spi_transfer *xfer,
struct spi_controller *ctlr)
{
@@ -1275,8 +1275,8 @@ static int spi_transfer_wait(struct spi_controller *ctlr,
struct spi_message *msg,
struct spi_transfer *xfer)
{
- struct spi_statistics *statm = ctlr->pcpu_statistics;
- struct spi_statistics *stats = msg->spi->pcpu_statistics;
+ struct spi_statistics __percpu *statm = ctlr->pcpu_statistics;
+ struct spi_statistics __percpu *stats = msg->spi->pcpu_statistics;
u32 speed_hz = xfer->speed_hz;
unsigned long long ms;

@@ -1432,8 +1432,8 @@ static int spi_transfer_one_message(struct spi_controller *ctlr,
struct spi_transfer *xfer;
bool keep_cs = false;
int ret = 0;
- struct spi_statistics *statm = ctlr->pcpu_statistics;
- struct spi_statistics *stats = msg->spi->pcpu_statistics;
+ struct spi_statistics __percpu *statm = ctlr->pcpu_statistics;
+ struct spi_statistics __percpu *stats = msg->spi->pcpu_statistics;

spi_set_cs(msg->spi, true, false);

--
2.32.0