[PATCH] misc: ocxl: Replace scnprintf() with sysfs_emit() in sysfs show functions
Ankit Chauhan
ankitchauhan2065 at gmail.com
Fri Jun 20 12:47:05 AEST 2025
Replace scnprintf() with sysfs_emit() in sysfs show functions.
These helpers are preferred in sysfs callbacks because they automatically
handle buffer size and improve safety and readability.
Signed-off-by: Ankit Chauhan <ankitchauhan2065 at gmail.com>
---
drivers/misc/ocxl/sysfs.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/drivers/misc/ocxl/sysfs.c b/drivers/misc/ocxl/sysfs.c
index e849641687a0..f194c159a778 100644
--- a/drivers/misc/ocxl/sysfs.c
+++ b/drivers/misc/ocxl/sysfs.c
@@ -16,7 +16,7 @@ static ssize_t global_mmio_size_show(struct device *device,
{
struct ocxl_afu *afu = to_afu(device);
- return scnprintf(buf, PAGE_SIZE, "%d\n",
+ return sysfs_emit(buf, "%d\n",
afu->config.global_mmio_size);
}
@@ -26,7 +26,7 @@ static ssize_t pp_mmio_size_show(struct device *device,
{
struct ocxl_afu *afu = to_afu(device);
- return scnprintf(buf, PAGE_SIZE, "%d\n",
+ return sysfs_emit(buf, "%d\n",
afu->config.pp_mmio_stride);
}
@@ -36,7 +36,7 @@ static ssize_t afu_version_show(struct device *device,
{
struct ocxl_afu *afu = to_afu(device);
- return scnprintf(buf, PAGE_SIZE, "%hhu:%hhu\n",
+ return sysfs_emit(buf, "%hhu:%hhu\n",
afu->config.version_major,
afu->config.version_minor);
}
@@ -47,7 +47,7 @@ static ssize_t contexts_show(struct device *device,
{
struct ocxl_afu *afu = to_afu(device);
- return scnprintf(buf, PAGE_SIZE, "%d/%d\n",
+ return sysfs_emit(buf, "%d/%d\n",
afu->pasid_count, afu->pasid_max);
}
@@ -61,9 +61,9 @@ static ssize_t reload_on_reset_show(struct device *device,
int val;
if (ocxl_config_get_reset_reload(pci_dev, &val))
- return scnprintf(buf, PAGE_SIZE, "unavailable\n");
+ return sysfs_emit(buf, "unavailable\n");
- return scnprintf(buf, PAGE_SIZE, "%d\n", val);
+ return sysfs_emit(buf, "%d\n", val);
}
static ssize_t reload_on_reset_store(struct device *device,
--
2.34.1
More information about the Linuxppc-dev
mailing list