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WSL2-Linux-Kernel
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[SCSI] zfcp: simplify zfcp_dbf_timestamp() 

Change zfcp_dbf_timestamp() so that it just calculates timespec from
timestamp. First step to be able to rip this code out of zfcp.
Besides, this change makes it easier to rip out old-style debug view
functions.

Signed-off-by: Martin Peschke <mp3@de.ibm.com>
Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
Martin Peschke 2008-03-31 11:15:23 +02:00 коммит произвёл James Bottomley
Родитель 81e56ded87
Коммит 8fc5af1687
1 изменённых файлов: 16 добавлений и 14 удалений
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30
drivers/s390/scsi/zfcp_dbf.c
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@ -49,23 +49,17 @@ static void zfcp_dbf_hexdump(debug_info_t *dbf, void *to, int to_len,
}
}
static int
zfcp_dbf_stck(char *out_buf, const char *label, unsigned long long stck)
/* FIXME: this duplicate this code in s390 debug feature */
static void zfcp_dbf_timestamp(unsigned long long stck, struct timespec *time)
{
unsigned long long sec;
struct timespec dbftime;
int len = 0;
stck -= 0x8126d60e46000000LL - (0x3c26700LL * 1000000 * 4096);
sec = stck >> 12;
do_div(sec, 1000000);
dbftime.tv_sec = sec;
time->tv_sec = sec;
stck -= (sec * 1000000) << 12;
dbftime.tv_nsec = ((stck * 1000) >> 12);
len += sprintf(out_buf + len, "%-24s%011lu:%06lu\n",
label, dbftime.tv_sec, dbftime.tv_nsec);
return len;
time->tv_nsec = ((stck * 1000) >> 12);
}
static int zfcp_dbf_tag(char *out_buf, const char *label, const char *tag)
@ -146,10 +140,12 @@ zfcp_dbf_view_header(debug_info_t * id, struct debug_view *view, int area,
{
struct zfcp_dbf_dump *dump = (struct zfcp_dbf_dump *)DEBUG_DATA(entry);
int len = 0;
struct timespec t;
if (strncmp(dump->tag, "dump", ZFCP_DBF_TAG_SIZE) != 0) {
len += zfcp_dbf_stck(out_buf + len, "timestamp",
entry->id.stck);
zfcp_dbf_timestamp(entry->id.stck, &t);
len += zfcp_dbf_view(out_buf + len, "timestamp", "%011lu:%06lu",
t.tv_sec, t.tv_nsec);
len += zfcp_dbf_view(out_buf + len, "cpu", "%02i",
entry->id.fields.cpuid);
} else {
@ -363,6 +359,7 @@ zfcp_hba_dbf_view_response(char *out_buf,
struct zfcp_hba_dbf_record_response *rec)
{
int len = 0;
struct timespec t;
len += zfcp_dbf_view(out_buf + len, "fsf_command", "0x%08x",
rec->fsf_command);
@ -370,7 +367,9 @@ zfcp_hba_dbf_view_response(char *out_buf,
rec->fsf_reqid);
len += zfcp_dbf_view(out_buf + len, "fsf_seqno", "0x%08x",
rec->fsf_seqno);
len += zfcp_dbf_stck(out_buf + len, "fsf_issued", rec->fsf_issued);
zfcp_dbf_timestamp(rec->fsf_issued, &t);
len += zfcp_dbf_view(out_buf + len, "fsf_issued", "%011lu:%06lu",
t.tv_sec, t.tv_nsec);
len += zfcp_dbf_view(out_buf + len, "fsf_prot_status", "0x%08x",
rec->fsf_prot_status);
len += zfcp_dbf_view(out_buf + len, "fsf_status", "0x%08x",
@ -1222,6 +1221,7 @@ zfcp_scsi_dbf_view_format(debug_info_t * id, struct debug_view *view,
struct zfcp_scsi_dbf_record *rec =
(struct zfcp_scsi_dbf_record *)in_buf;
int len = 0;
struct timespec t;
if (strncmp(rec->tag, "dump", ZFCP_DBF_TAG_SIZE) == 0)
return 0;
@ -1253,7 +1253,9 @@ zfcp_scsi_dbf_view_format(debug_info_t * id, struct debug_view *view,
rec->fsf_reqid);
len += zfcp_dbf_view(out_buf + len, "fsf_seqno", "0x%08x",
rec->fsf_seqno);
len += zfcp_dbf_stck(out_buf + len, "fsf_issued", rec->fsf_issued);
zfcp_dbf_timestamp(rec->fsf_issued, &t);
len += zfcp_dbf_view(out_buf + len, "fsf_issued", "%011lu:%06lu",
t.tv_sec, t.tv_nsec);
if (strncmp(rec->tag, "rslt", ZFCP_DBF_TAG_SIZE) == 0) {
len +=
zfcp_dbf_view(out_buf + len, "fcp_rsp_validity", "0x%02x",