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authorThomas Gleixner <tglx@linutronix.de>2016-12-25 12:43:07 +0100
committerThomas Gleixner <tglx@linutronix.de>2016-12-25 17:21:23 +0100
commit1f3a8e49d8f28f498b8694464623ac20aebfe62a (patch)
treeda0b5101c3be3e18b55b0a11974f63a3195704f9
parent8b0e195314fabd58a331c4f7b6db75a1565535d7 (diff)
downloadlinux-stericsson-1f3a8e49d8f28f498b8694464623ac20aebfe62a.tar.gz
ktime: Get rid of ktime_equal()
No point in going through loops and hoops instead of just comparing the values. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Cc: Peter Zijlstra <peterz@infradead.org>
-rw-r--r--fs/dlm/lock.c5
-rw-r--r--fs/nfs/flexfilelayout/flexfilelayout.c2
-rw-r--r--include/linux/ktime.h15
-rw-r--r--net/ipv6/mip6.c2
4 files changed, 4 insertions, 20 deletions
diff --git a/fs/dlm/lock.c b/fs/dlm/lock.c
index f631a70407f6..6df332296c66 100644
--- a/fs/dlm/lock.c
+++ b/fs/dlm/lock.c
@@ -1395,7 +1395,6 @@ static int nodeid_warned(int nodeid, int num_nodes, int *warned)
void dlm_scan_waiters(struct dlm_ls *ls)
{
struct dlm_lkb *lkb;
- ktime_t zero = 0;
s64 us;
s64 debug_maxus = 0;
u32 debug_scanned = 0;
@@ -1409,7 +1408,7 @@ void dlm_scan_waiters(struct dlm_ls *ls)
mutex_lock(&ls->ls_waiters_mutex);
list_for_each_entry(lkb, &ls->ls_waiters, lkb_wait_reply) {
- if (ktime_equal(lkb->lkb_wait_time, zero))
+ if (!lkb->lkb_wait_time)
continue;
debug_scanned++;
@@ -1419,7 +1418,7 @@ void dlm_scan_waiters(struct dlm_ls *ls)
if (us < dlm_config.ci_waitwarn_us)
continue;
- lkb->lkb_wait_time = zero;
+ lkb->lkb_wait_time = 0;
debug_expired++;
if (us > debug_maxus)
diff --git a/fs/nfs/flexfilelayout/flexfilelayout.c b/fs/nfs/flexfilelayout/flexfilelayout.c
index c98f6db9aa6b..0ca4af8cca5d 100644
--- a/fs/nfs/flexfilelayout/flexfilelayout.c
+++ b/fs/nfs/flexfilelayout/flexfilelayout.c
@@ -623,7 +623,7 @@ nfs4_ff_layoutstat_start_io(struct nfs4_ff_layout_mirror *mirror,
struct nfs4_flexfile_layout *ffl = FF_LAYOUT_FROM_HDR(mirror->layout);
nfs4_ff_start_busy_timer(&layoutstat->busy_timer, now);
- if (ktime_equal(mirror->start_time, 0))
+ if (!mirror->start_time)
mirror->start_time = now;
if (mirror->report_interval != 0)
report_interval = (s64)mirror->report_interval * 1000LL;
diff --git a/include/linux/ktime.h b/include/linux/ktime.h
index 8e573deda55e..0c8bd45c8206 100644
--- a/include/linux/ktime.h
+++ b/include/linux/ktime.h
@@ -96,21 +96,6 @@ static inline ktime_t timeval_to_ktime(struct timeval tv)
/* Convert ktime_t to nanoseconds - NOP in the scalar storage format: */
#define ktime_to_ns(kt) (kt)
-
-/**
- * ktime_equal - Compares two ktime_t variables to see if they are equal
- * @cmp1: comparable1
- * @cmp2: comparable2
- *
- * Compare two ktime_t variables.
- *
- * Return: 1 if equal.
- */
-static inline int ktime_equal(const ktime_t cmp1, const ktime_t cmp2)
-{
- return cmp1 == cmp2;
-}
-
/**
* ktime_compare - Compares two ktime_t variables for less, greater or equal
* @cmp1: comparable1
diff --git a/net/ipv6/mip6.c b/net/ipv6/mip6.c
index 60c79a08e14a..64f0f7be9e5e 100644
--- a/net/ipv6/mip6.c
+++ b/net/ipv6/mip6.c
@@ -191,7 +191,7 @@ static inline int mip6_report_rl_allow(ktime_t stamp,
int allow = 0;
spin_lock_bh(&mip6_report_rl.lock);
- if (!ktime_equal(mip6_report_rl.stamp, stamp) ||
+ if (mip6_report_rl.stamp != stamp ||
mip6_report_rl.iif != iif ||
!ipv6_addr_equal(&mip6_report_rl.src, src) ||
!ipv6_addr_equal(&mip6_report_rl.dst, dst)) {