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Message-Id: <1296537712-14059-1-git-send-email-amwang@redhat.com>
Date: Tue, 1 Feb 2011 13:21:51 +0800
From: Amerigo Wang <amwang@...hat.com>
To: linux-kernel@...r.kernel.org
Cc: David Howells <dhowells@...hat.com>, WANG Cong <amwang@...hat.com>,
linux-cachefs@...hat.com
Subject: [Patch] fscache: remove dead code under CONFIG_WORKQUEUE_DEBUGFS
There is no CONFIG_WORKQUEUE_DEBUGFS any more, these code are dead.
Cc: David Howells <dhowells@...hat.com>
Signed-off-by: WANG Cong <amwang@...hat.com>
---
diff --git a/fs/fscache/operation.c b/fs/fscache/operation.c
index 48a18f1..30afdfa 100644
--- a/fs/fscache/operation.c
+++ b/fs/fscache/operation.c
@@ -33,8 +33,6 @@ void fscache_enqueue_operation(struct fscache_operation *op)
_enter("{OBJ%x OP%x,%u}",
op->object->debug_id, op->debug_id, atomic_read(&op->usage));
- fscache_set_op_state(op, "EnQ");
-
ASSERT(list_empty(&op->pend_link));
ASSERT(op->processor != NULL);
ASSERTCMP(op->object->state, >=, FSCACHE_OBJECT_AVAILABLE);
@@ -66,8 +64,6 @@ EXPORT_SYMBOL(fscache_enqueue_operation);
static void fscache_run_op(struct fscache_object *object,
struct fscache_operation *op)
{
- fscache_set_op_state(op, "Run");
-
object->n_in_progress++;
if (test_and_clear_bit(FSCACHE_OP_WAITING, &op->flags))
wake_up_bit(&op->flags, FSCACHE_OP_WAITING);
@@ -88,8 +84,6 @@ int fscache_submit_exclusive_op(struct fscache_object *object,
_enter("{OBJ%x OP%x},", object->debug_id, op->debug_id);
- fscache_set_op_state(op, "SubmitX");
-
spin_lock(&object->lock);
ASSERTCMP(object->n_ops, >=, object->n_in_progress);
ASSERTCMP(object->n_ops, >=, object->n_exclusive);
@@ -194,8 +188,6 @@ int fscache_submit_op(struct fscache_object *object,
ASSERTCMP(atomic_read(&op->usage), >, 0);
- fscache_set_op_state(op, "Submit");
-
spin_lock(&object->lock);
ASSERTCMP(object->n_ops, >=, object->n_in_progress);
ASSERTCMP(object->n_ops, >=, object->n_exclusive);
@@ -335,8 +327,6 @@ void fscache_put_operation(struct fscache_operation *op)
if (!atomic_dec_and_test(&op->usage))
return;
- fscache_set_op_state(op, "Put");
-
_debug("PUT OP");
if (test_and_set_bit(FSCACHE_OP_DEAD, &op->flags))
BUG();
diff --git a/fs/fscache/page.c b/fs/fscache/page.c
index 41c441c..a2a5d19 100644
--- a/fs/fscache/page.c
+++ b/fs/fscache/page.c
@@ -155,11 +155,9 @@ static void fscache_attr_changed_op(struct fscache_operation *op)
fscache_stat(&fscache_n_attr_changed_calls);
if (fscache_object_is_active(object)) {
- fscache_set_op_state(op, "CallFS");
fscache_stat(&fscache_n_cop_attr_changed);
ret = object->cache->ops->attr_changed(object);
fscache_stat_d(&fscache_n_cop_attr_changed);
- fscache_set_op_state(op, "Done");
if (ret < 0)
fscache_abort_object(object);
}
@@ -190,7 +188,6 @@ int __fscache_attr_changed(struct fscache_cookie *cookie)
fscache_operation_init(op, fscache_attr_changed_op, NULL);
op->flags = FSCACHE_OP_ASYNC | (1 << FSCACHE_OP_EXCLUSIVE);
- fscache_set_op_name(op, "Attr");
spin_lock(&cookie->lock);
@@ -257,7 +254,6 @@ static struct fscache_retrieval *fscache_alloc_retrieval(
op->context = context;
op->start_time = jiffies;
INIT_LIST_HEAD(&op->to_do);
- fscache_set_op_name(&op->op, "Retr");
return op;
}
@@ -368,7 +364,6 @@ int __fscache_read_or_alloc_page(struct fscache_cookie *cookie,
_leave(" = -ENOMEM");
return -ENOMEM;
}
- fscache_set_op_name(&op->op, "RetrRA1");
spin_lock(&cookie->lock);
@@ -487,7 +482,6 @@ int __fscache_read_or_alloc_pages(struct fscache_cookie *cookie,
op = fscache_alloc_retrieval(mapping, end_io_func, context);
if (!op)
return -ENOMEM;
- fscache_set_op_name(&op->op, "RetrRAN");
spin_lock(&cookie->lock);
@@ -589,7 +583,6 @@ int __fscache_alloc_page(struct fscache_cookie *cookie,
op = fscache_alloc_retrieval(page->mapping, NULL, NULL);
if (!op)
return -ENOMEM;
- fscache_set_op_name(&op->op, "RetrAL1");
spin_lock(&cookie->lock);
@@ -662,8 +655,6 @@ static void fscache_write_op(struct fscache_operation *_op)
_enter("{OP%x,%d}", op->op.debug_id, atomic_read(&op->op.usage));
- fscache_set_op_state(&op->op, "GetPage");
-
spin_lock(&object->lock);
cookie = object->cookie;
@@ -698,15 +689,12 @@ static void fscache_write_op(struct fscache_operation *_op)
spin_unlock(&cookie->stores_lock);
spin_unlock(&object->lock);
- fscache_set_op_state(&op->op, "Store");
fscache_stat(&fscache_n_store_pages);
fscache_stat(&fscache_n_cop_write_page);
ret = object->cache->ops->write_page(op, page);
fscache_stat_d(&fscache_n_cop_write_page);
- fscache_set_op_state(&op->op, "EndWrite");
fscache_end_page_write(object, page);
if (ret < 0) {
- fscache_set_op_state(&op->op, "Abort");
fscache_abort_object(object);
} else {
fscache_enqueue_operation(&op->op);
@@ -778,7 +766,6 @@ int __fscache_write_page(struct fscache_cookie *cookie,
fscache_operation_init(&op->op, fscache_write_op,
fscache_release_write_op);
op->op.flags = FSCACHE_OP_ASYNC | (1 << FSCACHE_OP_WAITING);
- fscache_set_op_name(&op->op, "Write1");
ret = radix_tree_preload(gfp & ~__GFP_HIGHMEM);
if (ret < 0)
diff --git a/include/linux/fscache-cache.h b/include/linux/fscache-cache.h
index b8581c0..31b18a7 100644
--- a/include/linux/fscache-cache.h
+++ b/include/linux/fscache-cache.h
@@ -100,17 +100,6 @@ struct fscache_operation {
/* operation releaser */
fscache_operation_release_t release;
-
-#ifdef CONFIG_WORKQUEUE_DEBUGFS
- struct work_struct put_work; /* work to delay operation put */
- const char *name; /* operation name */
- const char *state; /* operation state */
-#define fscache_set_op_name(OP, N) do { (OP)->name = (N); } while(0)
-#define fscache_set_op_state(OP, S) do { (OP)->state = (S); } while(0)
-#else
-#define fscache_set_op_name(OP, N) do { } while(0)
-#define fscache_set_op_state(OP, S) do { } while(0)
-#endif
};
extern atomic_t fscache_op_debug_id;
@@ -137,7 +126,6 @@ static inline void fscache_operation_init(struct fscache_operation *op,
op->processor = processor;
op->release = release;
INIT_LIST_HEAD(&op->pend_link);
- fscache_set_op_state(op, "Init");
}
/*
--
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