From: Martin Peschke <mp3@xxxxxxxxxx>
Signed-off-by: Martin Peschke <mp3@xxxxxxxxxx>
Signed-off-by: Christof Schmitt <christof.schmitt@xxxxxxxxxx>
---
drivers/s390/scsi/zfcp_dbf.c | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
--- a/drivers/s390/scsi/zfcp_dbf.c
+++ b/drivers/s390/scsi/zfcp_dbf.c
@@ -31,6 +31,24 @@ MODULE_PARM_DESC(dbfsize,
#define ZFCP_LOG_AREA ZFCP_LOG_AREA_OTHER
+static void zfcp_dbf_hexdump(debug_info_t *dbf, void *to, int to_len,
+ int level, char *from, int from_len)
+{
+ int offset;
+ struct zfcp_dbf_dump *dump = to;
+ int room = to_len - sizeof(*dump);
+
+ for (offset = 0; offset < from_len; offset += dump->size) {
+ memset(to, 0, to_len);
+ strncpy(dump->tag, "dump", ZFCP_DBF_TAG_SIZE);
+ dump->total_size = from_len;
+ dump->offset = offset;
+ dump->size = min(from_len - offset, room);
+ memcpy(dump->data, from + offset, dump->size);
+ debug_event(dbf, level, dump, dump->size);
+ }
+}
+
static int
zfcp_dbf_stck(char *out_buf, const char *label, unsigned long long stck)
{
--
--
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