[PATCH 03/11] tools/testing/nvdimm: Convert to printbuf

[Kent Overstreet]

From: Kent Overstreet <kent.overstr...@gmail.com>

This converts from seq_buf to printbuf. Here we're using printbuf with
an external buffer, meaning it's a direct conversion.

Signed-off-by: Kent Overstreet <kent.overstr...@gmail.com>
Cc: Dan Williams <dan.j.willi...@intel.com>
Cc: Dave Hansen <dave.han...@linux.intel.com>
Cc: nvd...@lists.linux.dev
Acked-by: Dan Williams <dan.j.willi...@intel.com>
Tested-By: Shivaprasad G Bhat <sb...@linux.ibm.com>
---
 tools/testing/nvdimm/test/ndtest.c | 22 ++++++++++------------
 1 file changed, 10 insertions(+), 12 deletions(-)

diff --git a/tools/testing/nvdimm/test/ndtest.c 
b/tools/testing/nvdimm/test/ndtest.c
index 4d1a947367..a2097955da 100644
--- a/tools/testing/nvdimm/test/ndtest.c
+++ b/tools/testing/nvdimm/test/ndtest.c
@@ -12,7 +12,7 @@
 #include <linux/ndctl.h>
 #include <nd-core.h>
 #include <linux/printk.h>
-#include <linux/seq_buf.h>
+#include <linux/printbuf.h>
 
 #include "../watermark.h"
 #include "nfit_test.h"
@@ -740,32 +740,30 @@ static ssize_t flags_show(struct device *dev,
 {
        struct nvdimm *nvdimm = to_nvdimm(dev);
        struct ndtest_dimm *dimm = nvdimm_provider_data(nvdimm);
-       struct seq_buf s;
+       struct printbuf s = PRINTBUF_EXTERN(buf, PAGE_SIZE);
        u64 flags;
 
        flags = dimm->flags;
 
-       seq_buf_init(&s, buf, PAGE_SIZE);
        if (flags & PAPR_PMEM_UNARMED_MASK)
-               seq_buf_printf(&s, "not_armed ");
+               prt_printf(&s, "not_armed ");
 
        if (flags & PAPR_PMEM_BAD_SHUTDOWN_MASK)
-               seq_buf_printf(&s, "flush_fail ");
+               prt_printf(&s, "flush_fail ");
 
        if (flags & PAPR_PMEM_BAD_RESTORE_MASK)
-               seq_buf_printf(&s, "restore_fail ");
+               prt_printf(&s, "restore_fail ");
 
        if (flags & PAPR_PMEM_SAVE_MASK)
-               seq_buf_printf(&s, "save_fail ");
+               prt_printf(&s, "save_fail ");
 
        if (flags & PAPR_PMEM_SMART_EVENT_MASK)
-               seq_buf_printf(&s, "smart_notify ");
+               prt_printf(&s, "smart_notify ");
 
+       if (printbuf_written(&s))
+               prt_printf(&s, "\n");
 
-       if (seq_buf_used(&s))
-               seq_buf_printf(&s, "\n");
-
-       return seq_buf_used(&s);
+       return printbuf_written(&s);
 }
 static DEVICE_ATTR_RO(flags);
 
-- 
2.36.1