[PATCH 178/437] soc: sifive: ccache: convert to read/write iterators

Jens Axboe
2024-04-11T15:36:42Z

drivers/cache/sifive_ccache.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/cache/sifive_ccache.c b/drivers/cache/sifive_ccache.c
index 89ed6cd6b059..bcb6691f8f7c 100644
--- a/drivers/cache/sifive_ccache.c
+++ b/drivers/cache/sifive_ccache.c
@@ -71,12 +71,12 @@ enum {
#ifdef CONFIG_DEBUG_FS
static struct dentry *sifive_test;

-static ssize_t ccache_write(struct file *file, const char __user *data,
- size_t count, loff_t *ppos)
+static ssize_t ccache_write(struct kiocb *iocb, struct iov_iter *from)
{
+ size_t count = iov_iter_count(from);
unsigned int val;

- if (kstrtouint_from_user(data, count, 0, &val))
+ if (kstrtouint_from_iter(from, count, 0, &val))
return -EINVAL;
if ((val < 0xFF) || (val >= 0x10000 && val < 0x100FF))
writel(val, ccache_base + SIFIVE_CCACHE_ECCINJECTERR);
@@ -88,7 +88,7 @@ static ssize_t ccache_write(struct file *file, const char __user *data,
static const struct file_operations ccache_fops = {
.owner = THIS_MODULE,
.open = simple_open,
- .write = ccache_write
+ .write_iter = ccache_write
};

static void setup_sifive_debug(void)
--
2.43.0