Wall time obtained from do_gettimeofday is susceptible to sudden jumps due to
user setting the time or due to NTP.
Monotonic time is constantly increasing time better suited for comparing two
timestamps.
Signed-off-by: Abhilash Jindal <klock.andr...@gmail.com>
---
drivers/scsi/bfa/bfa_port.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/drivers/scsi/bfa/bfa_port.c b/drivers/scsi/bfa/bfa_port.c
index 8ea7697..179ab23 100644
--- a/drivers/scsi/bfa/bfa_port.c
+++ b/drivers/scsi/bfa/bfa_port.c
@@ -95,13 +95,13 @@ bfa_port_get_stats_isr(struct bfa_port_s *port,
bfa_status_t status)
port->stats_busy = BFA_FALSE;
if (status == BFA_STATUS_OK) {
- struct timeval tv;
+ struct timespec tv;
memcpy(port->stats, port->stats_dma.kva,
sizeof(union bfa_port_stats_u));
bfa_port_stats_swap(port, port->stats);
- do_gettimeofday(&tv);
+ ktime_get_ts(&tv);
port->stats->fc.secs_reset = tv.tv_sec - port->stats_reset_time;
}
@@ -123,7 +123,7 @@ bfa_port_get_stats_isr(struct bfa_port_s *port,
bfa_status_t status)
static void
bfa_port_clear_stats_isr(struct bfa_port_s *port, bfa_status_t status)
{
- struct timeval tv;
+ struct timespec tv;
port->stats_status = status;
port->stats_busy = BFA_FALSE;
@@ -131,7 +131,7 @@ bfa_port_clear_stats_isr(struct bfa_port_s *port,
bfa_status_t status)
/*
* re-initialize time stamp for stats reset
*/
- do_gettimeofday(&tv);
+ ktime_get_ts(&tv);
port->stats_reset_time = tv.tv_sec;
if (port->stats_cbfn) {
@@ -470,7 +470,7 @@ void
bfa_port_attach(struct bfa_port_s *port, struct bfa_ioc_s *ioc,
void *dev, struct bfa_trc_mod_s *trcmod)
{
- struct timeval tv;
+ struct timespec tv;
WARN_ON(!port);
@@ -493,7 +493,7 @@ bfa_port_attach(struct bfa_port_s *port, struct bfa_ioc_s
*ioc,
/*
* initialize time stamp for stats reset
*/
- do_gettimeofday(&tv);
+ ktime_get_ts(&tv);
port->stats_reset_time = tv.tv_sec;
bfa_trc(port, 0);
--
1.7.9.5
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