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-rw-r--r--fs/nfs/flexfilelayout/flexfilelayout.c10
-rw-r--r--fs/nfs/flexfilelayout/flexfilelayout.h1
2 files changed, 8 insertions, 3 deletions
diff --git a/fs/nfs/flexfilelayout/flexfilelayout.c b/fs/nfs/flexfilelayout/flexfilelayout.c
index 8ac31fbf040a..4215278c9c76 100644
--- a/fs/nfs/flexfilelayout/flexfilelayout.c
+++ b/fs/nfs/flexfilelayout/flexfilelayout.c
@@ -451,9 +451,13 @@ nfs4_ff_layout_calc_completion_time(struct rpc_task *task)
}
static void
-nfs4_ff_layoutstat_start_io(struct nfs4_ff_layoutstat *layoutstat)
+nfs4_ff_layoutstat_start_io(struct nfs4_ff_layout_mirror *mirror,
+ struct nfs4_ff_layoutstat *layoutstat)
{
+ static const ktime_t notime = {0};
+
nfs4_ff_start_busy_timer(&layoutstat->busy_timer);
+ cmpxchg(&mirror->start_time, notime, ktime_get());
}
static void
@@ -491,7 +495,7 @@ nfs4_ff_layout_stat_io_start_read(struct nfs4_ff_layout_mirror *mirror,
__u64 requested)
{
spin_lock(&mirror->lock);
- nfs4_ff_layoutstat_start_io(&mirror->read_stat);
+ nfs4_ff_layoutstat_start_io(mirror, &mirror->read_stat);
nfs4_ff_layout_stat_io_update_requested(&mirror->read_stat, requested);
spin_unlock(&mirror->lock);
}
@@ -514,7 +518,7 @@ nfs4_ff_layout_stat_io_start_write(struct nfs4_ff_layout_mirror *mirror,
__u64 requested)
{
spin_lock(&mirror->lock);
- nfs4_ff_layoutstat_start_io(&mirror->write_stat);
+ nfs4_ff_layoutstat_start_io(mirror, &mirror->write_stat);
nfs4_ff_layout_stat_io_update_requested(&mirror->write_stat, requested);
spin_unlock(&mirror->lock);
}
diff --git a/fs/nfs/flexfilelayout/flexfilelayout.h b/fs/nfs/flexfilelayout/flexfilelayout.h
index f7493f7cf13c..0e7366f44d11 100644
--- a/fs/nfs/flexfilelayout/flexfilelayout.h
+++ b/fs/nfs/flexfilelayout/flexfilelayout.h
@@ -74,6 +74,7 @@ struct nfs4_ff_layout_mirror {
spinlock_t lock;
struct nfs4_ff_layoutstat read_stat;
struct nfs4_ff_layoutstat write_stat;
+ ktime_t start_time;
};
struct nfs4_ff_layout_segment {