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FS-Cache: Count the number of initialised operations

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Count and display through /proc/fs/fscache/stats the number of initialised
operations.

Signed-off-by: David Howells <[email protected]>
Reviewed-by: Steve Dickson <[email protected]>
Acked-by: Jeff Layton <[email protected]>
This commit is contained in:
David Howells 2015-02-25 13:21:15 +00:00
commit 03cdd0e4b9
4 changed files with 7 additions and 2 deletions
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1
fs/fscache/internal.h
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@ -165,6 +165,7 @@ extern atomic_t fscache_n_op_pend;
extern atomic_t fscache_n_op_run;
extern atomic_t fscache_n_op_enqueue;
extern atomic_t fscache_n_op_deferred_release;
extern atomic_t fscache_n_op_initialised;
extern atomic_t fscache_n_op_release;
extern atomic_t fscache_n_op_gc;
extern atomic_t fscache_n_op_cancelled;

1
fs/fscache/operation.c
View file

@ -39,6 +39,7 @@ void fscache_operation_init(struct fscache_operation *op,
op->processor = processor;
op->release = release;
INIT_LIST_HEAD(&op->pend_link);
fscache_stat(&fscache_n_op_initialised);
}
EXPORT_SYMBOL(fscache_operation_init);

4
fs/fscache/stats.c
View file

@ -23,6 +23,7 @@ atomic_t fscache_n_op_run;
atomic_t fscache_n_op_enqueue;
atomic_t fscache_n_op_requeue;
atomic_t fscache_n_op_deferred_release;
atomic_t fscache_n_op_initialised;
atomic_t fscache_n_op_release;
atomic_t fscache_n_op_gc;
atomic_t fscache_n_op_cancelled;
@ -251,7 +252,8 @@ static int fscache_stats_show(struct seq_file *m, void *v)
atomic_read(&fscache_n_op_enqueue),
atomic_read(&fscache_n_op_cancelled),
atomic_read(&fscache_n_op_rejected));
seq_printf(m, "Ops : dfr=%u rel=%u gc=%u\n",
seq_printf(m, "Ops : ini=%u dfr=%u rel=%u gc=%u\n",
atomic_read(&fscache_n_op_initialised),
atomic_read(&fscache_n_op_deferred_release),
atomic_read(&fscache_n_op_release),
atomic_read(&fscache_n_op_gc));