1 files changed, 16 insertions, 18 deletions

diff --git a/arch/powerpc/platforms/pseries/papr_scm.c b/arch/powerpc/platforms/pseries/papr_scm.c
index 39962c905542..317d4513db7b 100644
--- a/arch/powerpc/platforms/pseries/papr_scm.c
+++ b/arch/powerpc/platforms/pseries/papr_scm.c
@@ -12,7 +12,7 @@
 #include <linux/libnvdimm.h>
 #include <linux/platform_device.h>
 #include <linux/delay.h>
-#include <linux/seq_buf.h>
+#include <linux/printbuf.h>
 #include <linux/nd.h>
 
 #include <asm/plpar_wrappers.h>
@@ -1145,7 +1145,7 @@ static ssize_t perf_stats_show(struct device *dev,
 {
 	int index;
 	ssize_t rc;
-	struct seq_buf s;
+	struct printbuf s = PRINTBUF_EXTERN(buf, PAGE_SIZE);
 	struct papr_scm_perf_stat *stat;
 	struct papr_scm_perf_stats *stats;
 	struct nvdimm *dimm = to_nvdimm(dev);
@@ -1168,18 +1168,17 @@ static ssize_t perf_stats_show(struct device *dev,
 	 * values. Since stat_id is essentially a char string of
 	 * 8 bytes, simply use the string format specifier to print it.
 	 */
-	seq_buf_init(&s, buf, PAGE_SIZE);
 	for (index = 0, stat = stats->scm_statistic;
 	     index < be32_to_cpu(stats->num_statistics);
 	     ++index, ++stat) {
-		seq_buf_printf(&s, "%.8s = 0x%016llX\n",
-			       stat->stat_id,
-			       be64_to_cpu(stat->stat_val));
+		prt_printf(&s, "%.8s = 0x%016llX\n",
+		       stat->stat_id,
+		       be64_to_cpu(stat->stat_val));
 	}
 
 free_stats:
 	kfree(stats);
-	return rc ? rc : (ssize_t)seq_buf_used(&s);
+	return rc ?: printbuf_written(&s);
 }
 static DEVICE_ATTR_ADMIN_RO(perf_stats);
 
@@ -1188,7 +1187,7 @@ static ssize_t flags_show(struct device *dev,
 {
 	struct nvdimm *dimm = to_nvdimm(dev);
 	struct papr_scm_priv *p = nvdimm_provider_data(dimm);
-	struct seq_buf s;
+	struct printbuf s = PRINTBUF_EXTERN(buf, PAGE_SIZE);
 	u64 health;
 	int rc;
 
@@ -1199,29 +1198,28 @@ static ssize_t flags_show(struct device *dev,
 	/* Copy health_bitmap locally, check masks & update out buffer */
 	health = READ_ONCE(p->health_bitmap);
 
-	seq_buf_init(&s, buf, PAGE_SIZE);
 	if (health & PAPR_PMEM_UNARMED_MASK)
-		seq_buf_printf(&s, "not_armed ");
+		prt_printf(&s, "not_armed ");
 
 	if (health & PAPR_PMEM_BAD_SHUTDOWN_MASK)
-		seq_buf_printf(&s, "flush_fail ");
+		prt_printf(&s, "flush_fail ");
 
 	if (health & PAPR_PMEM_BAD_RESTORE_MASK)
-		seq_buf_printf(&s, "restore_fail ");
+		prt_printf(&s, "restore_fail ");
 
 	if (health & PAPR_PMEM_ENCRYPTED)
-		seq_buf_printf(&s, "encrypted ");
+		prt_printf(&s, "encrypted ");
 
 	if (health & PAPR_PMEM_SMART_EVENT_MASK)
-		seq_buf_printf(&s, "smart_notify ");
+		prt_printf(&s, "smart_notify ");
 
 	if (health & PAPR_PMEM_SCRUBBED_AND_LOCKED)
-		seq_buf_printf(&s, "scrubbed locked ");
+		prt_printf(&s, "scrubbed locked ");
 
-	if (seq_buf_used(&s))
-		seq_buf_printf(&s, "\n");
+	if (printbuf_written(&s))
+		prt_printf(&s, "\n");
 
-	return seq_buf_used(&s);
+	return printbuf_written(&s);
 }
 DEVICE_ATTR_RO(flags);