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authorArnd Bergmann <arnd@arndb.de>2017-10-20 11:25:34 +0200
committerJ. Bruce Fields <bfields@redhat.com>2019-12-19 17:46:08 -0500
commitb3f255ef6bffc18a28c3b6295357f2a3380c033f (patch)
treee1b9c1c7615c3502002397cf527007c4fb9b3ca7
parentfc1b20659597015a30e8ea032f168e97848c1d39 (diff)
nfsd: use ktime_get_seconds() for timestamps
The delegation logic in nfsd uses the somewhat inefficient seconds_since_boot() function to record time intervals. Signed-off-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
-rw-r--r--fs/nfsd/nfs4state.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index be141136aec2..7bba1e150a4a 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -854,7 +854,7 @@ static void nfs4_free_deleg(struct nfs4_stid *stid)
static DEFINE_SPINLOCK(blocked_delegations_lock);
static struct bloom_pair {
int entries, old_entries;
- time_t swap_time;
+ time64_t swap_time;
int new; /* index into 'set' */
DECLARE_BITMAP(set[2], 256);
} blocked_delegations;
@@ -866,15 +866,15 @@ static int delegation_blocked(struct knfsd_fh *fh)
if (bd->entries == 0)
return 0;
- if (seconds_since_boot() - bd->swap_time > 30) {
+ if (ktime_get_seconds() - bd->swap_time > 30) {
spin_lock(&blocked_delegations_lock);
- if (seconds_since_boot() - bd->swap_time > 30) {
+ if (ktime_get_seconds() - bd->swap_time > 30) {
bd->entries -= bd->old_entries;
bd->old_entries = bd->entries;
memset(bd->set[bd->new], 0,
sizeof(bd->set[0]));
bd->new = 1-bd->new;
- bd->swap_time = seconds_since_boot();
+ bd->swap_time = ktime_get_seconds();
}
spin_unlock(&blocked_delegations_lock);
}
@@ -904,7 +904,7 @@ static void block_delegations(struct knfsd_fh *fh)
__set_bit((hash>>8)&255, bd->set[bd->new]);
__set_bit((hash>>16)&255, bd->set[bd->new]);
if (bd->entries == 0)
- bd->swap_time = seconds_since_boot();
+ bd->swap_time = ktime_get_seconds();
bd->entries += 1;
spin_unlock(&blocked_delegations_lock);
}