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Date: Sun, 16 Aug 2020 18:34:08 -0700
From: Joe Perches <joe@...ches.com>
To: Ilya Dryomov <idryomov@...il.com>,
Dongsheng Yang <dongsheng.yang@...ystack.cn>,
Jens Axboe <axboe@...nel.dk>
Cc: ceph-devel@...r.kernel.org, linux-block@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: [PATCH V2 5/6] rbd: Use generic debugging facility
The dout macro duplicates the generic features of pr_debug with
__FILE__ and __func__ output capability when using dynamic_debug.
Convert dout to pr_debug and remove the "pretty" print feature
of dout.
Miscellanea:
o Realign arguments
Signed-off-by: Joe Perches <joe@...ches.com>
---
drivers/block/rbd.c | 231 +++++++++++++++++++++++---------------------
1 file changed, 120 insertions(+), 111 deletions(-)
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index d9c0e7d154f9..19696962c4f4 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -758,7 +758,7 @@ static struct rbd_client *rbd_client_create(struct ceph_options *ceph_opts)
struct rbd_client *rbdc;
int ret = -ENOMEM;
- dout("%s:\n", __func__);
+ pr_debug("%s:\n", __func__);
rbdc = kmalloc(sizeof(struct rbd_client), GFP_KERNEL);
if (!rbdc)
goto out_opt;
@@ -779,7 +779,7 @@ static struct rbd_client *rbd_client_create(struct ceph_options *ceph_opts)
list_add_tail(&rbdc->node, &rbd_client_list);
spin_unlock(&rbd_client_list_lock);
- dout("%s: rbdc %p\n", __func__, rbdc);
+ pr_debug("%s: rbdc %p\n", __func__, rbdc);
return rbdc;
out_client:
@@ -789,7 +789,7 @@ static struct rbd_client *rbd_client_create(struct ceph_options *ceph_opts)
out_opt:
if (ceph_opts)
ceph_destroy_options(ceph_opts);
- dout("%s: error %d\n", __func__, ret);
+ pr_debug("%s: error %d\n", __func__, ret);
return ERR_PTR(ret);
}
@@ -926,7 +926,7 @@ static void rbd_client_release(struct kref *kref)
{
struct rbd_client *rbdc = container_of(kref, struct rbd_client, kref);
- dout("%s: rbdc %p\n", __func__, rbdc);
+ pr_debug("%s: rbdc %p\n", __func__, rbdc);
spin_lock(&rbd_client_list_lock);
list_del(&rbdc->node);
spin_unlock(&rbd_client_list_lock);
@@ -1310,7 +1310,7 @@ static void zero_bvecs(struct ceph_bvec_iter *bvec_pos, u32 off, u32 bytes)
static void rbd_obj_zero_range(struct rbd_obj_request *obj_req, u32 off,
u32 bytes)
{
- dout("%s %p data buf %u~%u\n", __func__, obj_req, off, bytes);
+ pr_debug("%s %p data buf %u~%u\n", __func__, obj_req, off, bytes);
switch (obj_req->img_request->data_type) {
case OBJ_REQUEST_BIO:
@@ -1329,8 +1329,8 @@ static void rbd_obj_request_destroy(struct kref *kref);
static void rbd_obj_request_put(struct rbd_obj_request *obj_request)
{
rbd_assert(obj_request != NULL);
- dout("%s: obj %p (was %d)\n", __func__, obj_request,
- kref_read(&obj_request->kref));
+ pr_debug("%s: obj %p (was %d)\n",
+ __func__, obj_request, kref_read(&obj_request->kref));
kref_put(&obj_request->kref, rbd_obj_request_destroy);
}
@@ -1341,13 +1341,13 @@ static inline void rbd_img_obj_request_add(struct rbd_img_request *img_request,
/* Image request now owns object's original reference */
obj_request->img_request = img_request;
- dout("%s: img %p obj %p\n", __func__, img_request, obj_request);
+ pr_debug("%s: img %p obj %p\n", __func__, img_request, obj_request);
}
static inline void rbd_img_obj_request_del(struct rbd_img_request *img_request,
struct rbd_obj_request *obj_request)
{
- dout("%s: img %p obj %p\n", __func__, img_request, obj_request);
+ pr_debug("%s: img %p obj %p\n", __func__, img_request, obj_request);
list_del(&obj_request->ex.oe_item);
rbd_assert(obj_request->img_request == img_request);
rbd_obj_request_put(obj_request);
@@ -1357,9 +1357,9 @@ static void rbd_osd_submit(struct ceph_osd_request *osd_req)
{
struct rbd_obj_request *obj_req = osd_req->r_priv;
- dout("%s osd_req %p for obj_req %p objno %llu %llu~%llu\n",
- __func__, osd_req, obj_req, obj_req->ex.oe_objno,
- obj_req->ex.oe_off, obj_req->ex.oe_len);
+ pr_debug("%s osd_req %p for obj_req %p objno %llu %llu~%llu\n",
+ __func__, osd_req, obj_req, obj_req->ex.oe_objno,
+ obj_req->ex.oe_off, obj_req->ex.oe_len);
ceph_osdc_start_request(osd_req->r_osdc, osd_req, false);
}
@@ -1432,8 +1432,8 @@ static void rbd_osd_req_callback(struct ceph_osd_request *osd_req)
struct rbd_obj_request *obj_req = osd_req->r_priv;
int result;
- dout("%s osd_req %p result %d for obj_req %p\n", __func__, osd_req,
- osd_req->r_result, obj_req);
+ pr_debug("%s osd_req %p result %d for obj_req %p\n",
+ __func__, osd_req, osd_req->r_result, obj_req);
/*
* Writes aren't allowed to return a data payload. In some
@@ -1522,7 +1522,7 @@ static struct rbd_obj_request *rbd_obj_request_create(void)
mutex_init(&obj_request->state_mutex);
kref_init(&obj_request->kref);
- dout("%s %p\n", __func__, obj_request);
+ pr_debug("%s %p\n", __func__, obj_request);
return obj_request;
}
@@ -1534,7 +1534,7 @@ static void rbd_obj_request_destroy(struct kref *kref)
obj_request = container_of(kref, struct rbd_obj_request, kref);
- dout("%s: obj %p\n", __func__, obj_request);
+ pr_debug("%s: obj %p\n", __func__, obj_request);
while (!list_empty(&obj_request->osd_reqs)) {
osd_req = list_first_entry(&obj_request->osd_reqs,
@@ -1661,7 +1661,7 @@ static void rbd_img_request_destroy(struct rbd_img_request *img_request)
struct rbd_obj_request *obj_request;
struct rbd_obj_request *next_obj_request;
- dout("%s: img %p\n", __func__, img_request);
+ pr_debug("%s: img %p\n", __func__, img_request);
WARN_ON(!list_empty(&img_request->lock_item));
for_each_obj_request_safe(img_request, obj_request, next_obj_request)
@@ -2037,8 +2037,8 @@ static void rbd_object_map_callback(struct ceph_osd_request *osd_req)
struct rbd_obj_request *obj_req = osd_req->r_priv;
int result;
- dout("%s osd_req %p result %d for obj_req %p\n", __func__, osd_req,
- osd_req->r_result, obj_req);
+ pr_debug("%s osd_req %p result %d for obj_req %p\n",
+ __func__, osd_req, osd_req->r_result, obj_req);
result = rbd_object_map_update_finish(obj_req, osd_req);
rbd_obj_handle_request(obj_req, result);
@@ -2347,9 +2347,10 @@ static int rbd_obj_init_discard(struct rbd_obj_request *obj_req)
if (off >= next_off)
return 1;
- dout("%s %p %llu~%llu -> %llu~%llu\n", __func__,
- obj_req, obj_req->ex.oe_off, obj_req->ex.oe_len,
- off, next_off - off);
+ pr_debug("%s %p %llu~%llu -> %llu~%llu\n",
+ __func__, obj_req,
+ obj_req->ex.oe_off, obj_req->ex.oe_len,
+ off, next_off - off);
obj_req->ex.oe_off = off;
obj_req->ex.oe_len = next_off - off;
}
@@ -2661,7 +2662,7 @@ static void set_bio_pos(struct ceph_object_extent *ex, u32 bytes, void *arg)
container_of(ex, struct rbd_obj_request, ex);
struct ceph_bio_iter *it = arg;
- dout("%s objno %llu bytes %u\n", __func__, ex->oe_objno, bytes);
+ pr_debug("%s objno %llu bytes %u\n", __func__, ex->oe_objno, bytes);
obj_req->bio_pos = *it;
ceph_bio_iter_advance(it, bytes);
}
@@ -2672,7 +2673,7 @@ static void count_bio_bvecs(struct ceph_object_extent *ex, u32 bytes, void *arg)
container_of(ex, struct rbd_obj_request, ex);
struct ceph_bio_iter *it = arg;
- dout("%s objno %llu bytes %u\n", __func__, ex->oe_objno, bytes);
+ pr_debug("%s objno %llu bytes %u\n", __func__, ex->oe_objno, bytes);
ceph_bio_iter_advance_step(it, bytes, ({
obj_req->bvec_count++;
}));
@@ -2685,7 +2686,7 @@ static void copy_bio_bvecs(struct ceph_object_extent *ex, u32 bytes, void *arg)
container_of(ex, struct rbd_obj_request, ex);
struct ceph_bio_iter *it = arg;
- dout("%s objno %llu bytes %u\n", __func__, ex->oe_objno, bytes);
+ pr_debug("%s objno %llu bytes %u\n", __func__, ex->oe_objno, bytes);
ceph_bio_iter_advance_step(it, bytes, ({
obj_req->bvec_pos.bvecs[obj_req->bvec_idx++] = bv;
obj_req->bvec_pos.iter.bi_size += bv.bv_len;
@@ -2808,8 +2809,8 @@ static bool rbd_obj_may_exist(struct rbd_obj_request *obj_req)
return true;
}
- dout("%s %p objno %llu assuming dne\n", __func__, obj_req,
- obj_req->ex.oe_objno);
+ pr_debug("%s %p objno %llu assuming dne\n",
+ __func__, obj_req, obj_req->ex.oe_objno);
return false;
}
@@ -2854,8 +2855,8 @@ static int rbd_obj_read_from_parent(struct rbd_obj_request *obj_req)
rbd_img_capture_header(child_img_req);
up_read(&parent->header_rwsem);
- dout("%s child_img_req %p for obj_req %p\n", __func__, child_img_req,
- obj_req);
+ pr_debug("%s child_img_req %p for obj_req %p\n",
+ __func__, child_img_req, obj_req);
if (!rbd_img_is_write(img_req)) {
switch (img_req->data_type) {
@@ -2977,7 +2978,7 @@ static bool rbd_obj_write_is_noop(struct rbd_obj_request *obj_req)
if (!(obj_req->flags & RBD_OBJ_FLAG_MAY_EXIST) &&
(obj_req->flags & RBD_OBJ_FLAG_NOOP_FOR_NONEXISTENT)) {
- dout("%s %p noop for nonexistent\n", __func__, obj_req);
+ pr_debug("%s %p noop for nonexistent\n", __func__, obj_req);
return true;
}
@@ -3063,7 +3064,7 @@ static int rbd_obj_copyup_empty_snapc(struct rbd_obj_request *obj_req,
struct ceph_osd_request *osd_req;
int ret;
- dout("%s obj_req %p bytes %u\n", __func__, obj_req, bytes);
+ pr_debug("%s obj_req %p bytes %u\n", __func__, obj_req, bytes);
rbd_assert(bytes > 0 && bytes != MODS_ONLY);
osd_req = __rbd_obj_add_osd_request(obj_req, &rbd_empty_snapc, 1);
@@ -3092,7 +3093,7 @@ static int rbd_obj_copyup_current_snapc(struct rbd_obj_request *obj_req,
int which = 0;
int ret;
- dout("%s obj_req %p bytes %u\n", __func__, obj_req, bytes);
+ pr_debug("%s obj_req %p bytes %u\n", __func__, obj_req, bytes);
if (bytes != MODS_ONLY)
num_ops++; /* copyup */
@@ -3278,7 +3279,7 @@ static bool rbd_obj_advance_copyup(struct rbd_obj_request *obj_req, int *result)
if (is_zero_bvecs(obj_req->copyup_bvecs,
rbd_obj_img_extents_bytes(obj_req))) {
- dout("%s %p detected zeros\n", __func__, obj_req);
+ pr_debug("%s %p detected zeros\n", __func__, obj_req);
obj_req->flags |= RBD_OBJ_FLAG_COPYUP_ZEROS;
}
@@ -3530,7 +3531,7 @@ static int rbd_img_exclusive_lock(struct rbd_img_request *img_req)
* Note the use of mod_delayed_work() in rbd_acquire_lock()
* and cancel_delayed_work() in wake_lock_waiters().
*/
- dout("%s rbd_dev %p queueing lock_dwork\n", __func__, rbd_dev);
+ pr_debug("%s rbd_dev %p queueing lock_dwork\n", __func__, rbd_dev);
queue_delayed_work(rbd_dev->task_wq, &rbd_dev->lock_dwork, 0);
return 0;
}
@@ -3679,9 +3680,10 @@ static struct rbd_client_id rbd_get_cid(struct rbd_device *rbd_dev)
static void rbd_set_owner_cid(struct rbd_device *rbd_dev,
const struct rbd_client_id *cid)
{
- dout("%s rbd_dev %p %llu-%llu -> %llu-%llu\n", __func__, rbd_dev,
- rbd_dev->owner_cid.gid, rbd_dev->owner_cid.handle,
- cid->gid, cid->handle);
+ pr_debug("%s rbd_dev %p %llu-%llu -> %llu-%llu\n",
+ __func__, rbd_dev,
+ rbd_dev->owner_cid.gid, rbd_dev->owner_cid.handle,
+ cid->gid, cid->handle);
rbd_dev->owner_cid = *cid; /* struct */
}
@@ -3759,7 +3761,7 @@ static int __rbd_notify_op_lock(struct rbd_device *rbd_dev,
int buf_size = sizeof(buf);
void *p = buf;
- dout("%s rbd_dev %p notify_op %d\n", __func__, rbd_dev, notify_op);
+ pr_debug("%s rbd_dev %p notify_op %d\n", __func__, rbd_dev, notify_op);
/* encode *LockPayload NotifyMessage (op + ClientId) */
ceph_start_encoding(&p, 2, 1, buf_size - CEPH_ENCODING_START_BLK_LEN);
@@ -3801,7 +3803,7 @@ static int rbd_request_lock(struct rbd_device *rbd_dev)
bool lock_owner_responded = false;
int ret;
- dout("%s rbd_dev %p\n", __func__, rbd_dev);
+ pr_debug("%s rbd_dev %p\n", __func__, rbd_dev);
ret = __rbd_notify_op_lock(rbd_dev, RBD_NOTIFY_OP_REQUEST_LOCK,
&reply_pages, &reply_len);
@@ -3870,7 +3872,7 @@ static void wake_lock_waiters(struct rbd_device *rbd_dev, int result)
{
struct rbd_img_request *img_req;
- dout("%s rbd_dev %p result %d\n", __func__, rbd_dev, result);
+ pr_debug("%s rbd_dev %p result %d\n", __func__, rbd_dev, result);
lockdep_assert_held_write(&rbd_dev->lock_rwsem);
cancel_delayed_work(&rbd_dev->lock_dwork);
@@ -3900,7 +3902,7 @@ static int get_lock_owner_info(struct rbd_device *rbd_dev,
char *lock_tag;
int ret;
- dout("%s rbd_dev %p\n", __func__, rbd_dev);
+ pr_debug("%s rbd_dev %p\n", __func__, rbd_dev);
ret = ceph_cls_lock_info(osdc, &rbd_dev->header_oid,
&rbd_dev->header_oloc, RBD_LOCK_NAME,
@@ -3909,7 +3911,8 @@ static int get_lock_owner_info(struct rbd_device *rbd_dev,
return ret;
if (*num_lockers == 0) {
- dout("%s rbd_dev %p no lockers detected\n", __func__, rbd_dev);
+ pr_debug("%s rbd_dev %p no lockers detected\n",
+ __func__, rbd_dev);
goto out;
}
@@ -3965,15 +3968,15 @@ static int find_watcher(struct rbd_device *rbd_dev,
.handle = cookie,
};
- dout("%s rbd_dev %p found cid %llu-%llu\n", __func__,
- rbd_dev, cid.gid, cid.handle);
+ pr_debug("%s rbd_dev %p found cid %llu-%llu\n",
+ __func__, rbd_dev, cid.gid, cid.handle);
rbd_set_owner_cid(rbd_dev, &cid);
ret = 1;
goto out;
}
}
- dout("%s rbd_dev %p no watchers\n", __func__, rbd_dev);
+ pr_debug("%s rbd_dev %p no watchers\n", __func__, rbd_dev);
ret = 0;
out:
kfree(watchers);
@@ -4058,8 +4061,8 @@ static int rbd_try_acquire_lock(struct rbd_device *rbd_dev)
int ret;
down_read(&rbd_dev->lock_rwsem);
- dout("%s rbd_dev %p read lock_state %d\n", __func__, rbd_dev,
- rbd_dev->lock_state);
+ pr_debug("%s rbd_dev %p read lock_state %d\n",
+ __func__, rbd_dev, rbd_dev->lock_state);
if (__rbd_is_lock_owner(rbd_dev)) {
up_read(&rbd_dev->lock_rwsem);
return 0;
@@ -4067,8 +4070,8 @@ static int rbd_try_acquire_lock(struct rbd_device *rbd_dev)
up_read(&rbd_dev->lock_rwsem);
down_write(&rbd_dev->lock_rwsem);
- dout("%s rbd_dev %p write lock_state %d\n", __func__, rbd_dev,
- rbd_dev->lock_state);
+ pr_debug("%s rbd_dev %p write lock_state %d\n",
+ __func__, rbd_dev, rbd_dev->lock_state);
if (__rbd_is_lock_owner(rbd_dev)) {
up_write(&rbd_dev->lock_rwsem);
return 0;
@@ -4113,11 +4116,12 @@ static void rbd_acquire_lock(struct work_struct *work)
struct rbd_device, lock_dwork);
int ret;
- dout("%s rbd_dev %p\n", __func__, rbd_dev);
+ pr_debug("%s rbd_dev %p\n", __func__, rbd_dev);
again:
ret = rbd_try_acquire_lock(rbd_dev);
if (ret <= 0) {
- dout("%s rbd_dev %p ret %d - done\n", __func__, rbd_dev, ret);
+ pr_debug("%s rbd_dev %p ret %d - done\n",
+ __func__, rbd_dev, ret);
return;
}
@@ -4138,8 +4142,8 @@ static void rbd_acquire_lock(struct work_struct *work)
* lock owner acked, but resend if we don't see them
* release the lock
*/
- dout("%s rbd_dev %p requeuing lock_dwork\n", __func__,
- rbd_dev);
+ pr_debug("%s rbd_dev %p requeuing lock_dwork\n",
+ __func__, rbd_dev);
mod_delayed_work(rbd_dev->task_wq, &rbd_dev->lock_dwork,
msecs_to_jiffies(2 * RBD_NOTIFY_TIMEOUT * MSEC_PER_SEC));
}
@@ -4149,7 +4153,7 @@ static bool rbd_quiesce_lock(struct rbd_device *rbd_dev)
{
bool need_wait;
- dout("%s rbd_dev %p\n", __func__, rbd_dev);
+ pr_debug("%s rbd_dev %p\n", __func__, rbd_dev);
lockdep_assert_held_write(&rbd_dev->lock_rwsem);
if (rbd_dev->lock_state != RBD_LOCK_STATE_LOCKED)
@@ -4222,7 +4226,7 @@ static void maybe_kick_acquire(struct rbd_device *rbd_dev)
{
bool have_requests;
- dout("%s rbd_dev %p\n", __func__, rbd_dev);
+ pr_debug("%s rbd_dev %p\n", __func__, rbd_dev);
if (__rbd_is_lock_owner(rbd_dev))
return;
@@ -4230,7 +4234,8 @@ static void maybe_kick_acquire(struct rbd_device *rbd_dev)
have_requests = !list_empty(&rbd_dev->acquiring_list);
spin_unlock(&rbd_dev->lock_lists_lock);
if (have_requests || delayed_work_pending(&rbd_dev->lock_dwork)) {
- dout("%s rbd_dev %p kicking lock_dwork\n", __func__, rbd_dev);
+ pr_debug("%s rbd_dev %p kicking lock_dwork\n",
+ __func__, rbd_dev);
mod_delayed_work(rbd_dev->task_wq, &rbd_dev->lock_dwork, 0);
}
}
@@ -4245,8 +4250,8 @@ static void rbd_handle_acquired_lock(struct rbd_device *rbd_dev, u8 struct_v,
cid.handle = ceph_decode_64(p);
}
- dout("%s rbd_dev %p cid %llu-%llu\n", __func__, rbd_dev, cid.gid,
- cid.handle);
+ pr_debug("%s rbd_dev %p cid %llu-%llu\n",
+ __func__, rbd_dev, cid.gid, cid.handle);
if (!rbd_cid_equal(&cid, &rbd_empty_cid)) {
down_write(&rbd_dev->lock_rwsem);
if (rbd_cid_equal(&cid, &rbd_dev->owner_cid)) {
@@ -4278,14 +4283,14 @@ static void rbd_handle_released_lock(struct rbd_device *rbd_dev, u8 struct_v,
cid.handle = ceph_decode_64(p);
}
- dout("%s rbd_dev %p cid %llu-%llu\n", __func__, rbd_dev, cid.gid,
- cid.handle);
+ pr_debug("%s rbd_dev %p cid %llu-%llu\n",
+ __func__, rbd_dev, cid.gid, cid.handle);
if (!rbd_cid_equal(&cid, &rbd_empty_cid)) {
down_write(&rbd_dev->lock_rwsem);
if (!rbd_cid_equal(&cid, &rbd_dev->owner_cid)) {
- dout("%s rbd_dev %p unexpected owner, cid %llu-%llu != owner_cid %llu-%llu\n",
- __func__, rbd_dev, cid.gid, cid.handle,
- rbd_dev->owner_cid.gid, rbd_dev->owner_cid.handle);
+ pr_debug("%s rbd_dev %p unexpected owner, cid %llu-%llu != owner_cid %llu-%llu\n",
+ __func__, rbd_dev, cid.gid, cid.handle,
+ rbd_dev->owner_cid.gid, rbd_dev->owner_cid.handle);
up_write(&rbd_dev->lock_rwsem);
return;
}
@@ -4316,8 +4321,8 @@ static int rbd_handle_request_lock(struct rbd_device *rbd_dev, u8 struct_v,
cid.handle = ceph_decode_64(p);
}
- dout("%s rbd_dev %p cid %llu-%llu\n", __func__, rbd_dev, cid.gid,
- cid.handle);
+ pr_debug("%s rbd_dev %p cid %llu-%llu\n",
+ __func__, rbd_dev, cid.gid, cid.handle);
if (rbd_cid_equal(&cid, &my_cid))
return result;
@@ -4335,8 +4340,8 @@ static int rbd_handle_request_lock(struct rbd_device *rbd_dev, u8 struct_v,
if (rbd_dev->lock_state == RBD_LOCK_STATE_LOCKED) {
if (!rbd_dev->opts->exclusive) {
- dout("%s rbd_dev %p queueing unlock_work\n",
- __func__, rbd_dev);
+ pr_debug("%s rbd_dev %p queueing unlock_work\n",
+ __func__, rbd_dev);
queue_work(rbd_dev->task_wq,
&rbd_dev->unlock_work);
} else {
@@ -4380,14 +4385,14 @@ static void __rbd_acknowledge_notify(struct rbd_device *rbd_dev,
static void rbd_acknowledge_notify(struct rbd_device *rbd_dev, u64 notify_id,
u64 cookie)
{
- dout("%s rbd_dev %p\n", __func__, rbd_dev);
+ pr_debug("%s rbd_dev %p\n", __func__, rbd_dev);
__rbd_acknowledge_notify(rbd_dev, notify_id, cookie, NULL);
}
static void rbd_acknowledge_notify_result(struct rbd_device *rbd_dev,
u64 notify_id, u64 cookie, s32 result)
{
- dout("%s rbd_dev %p result %d\n", __func__, rbd_dev, result);
+ pr_debug("%s rbd_dev %p result %d\n", __func__, rbd_dev, result);
__rbd_acknowledge_notify(rbd_dev, notify_id, cookie, &result);
}
@@ -4402,8 +4407,8 @@ static void rbd_watch_cb(void *arg, u64 notify_id, u64 cookie,
u32 notify_op;
int ret;
- dout("%s rbd_dev %p cookie %llu notify_id %llu data_len %zu\n",
- __func__, rbd_dev, cookie, notify_id, data_len);
+ pr_debug("%s rbd_dev %p cookie %llu notify_id %llu data_len %zu\n",
+ __func__, rbd_dev, cookie, notify_id, data_len);
if (data_len) {
ret = ceph_start_decoding(&p, end, 1, "NotifyMessage",
&struct_v, &len);
@@ -4420,7 +4425,7 @@ static void rbd_watch_cb(void *arg, u64 notify_id, u64 cookie,
len = 0;
}
- dout("%s rbd_dev %p notify_op %u\n", __func__, rbd_dev, notify_op);
+ pr_debug("%s rbd_dev %p notify_op %u\n", __func__, rbd_dev, notify_op);
switch (notify_op) {
case RBD_NOTIFY_OP_ACQUIRED_LOCK:
rbd_handle_acquired_lock(rbd_dev, struct_v, &p);
@@ -4486,7 +4491,7 @@ static int __rbd_register_watch(struct rbd_device *rbd_dev)
struct ceph_osd_linger_request *handle;
rbd_assert(!rbd_dev->watch_handle);
- dout("%s rbd_dev %p\n", __func__, rbd_dev);
+ pr_debug("%s rbd_dev %p\n", __func__, rbd_dev);
handle = ceph_osdc_watch(osdc, &rbd_dev->header_oid,
&rbd_dev->header_oloc, rbd_watch_cb,
@@ -4507,7 +4512,7 @@ static void __rbd_unregister_watch(struct rbd_device *rbd_dev)
int ret;
rbd_assert(rbd_dev->watch_handle);
- dout("%s rbd_dev %p\n", __func__, rbd_dev);
+ pr_debug("%s rbd_dev %p\n", __func__, rbd_dev);
ret = ceph_osdc_unwatch(osdc, rbd_dev->watch_handle);
if (ret)
@@ -4536,7 +4541,7 @@ static int rbd_register_watch(struct rbd_device *rbd_dev)
static void cancel_tasks_sync(struct rbd_device *rbd_dev)
{
- dout("%s rbd_dev %p\n", __func__, rbd_dev);
+ pr_debug("%s rbd_dev %p\n", __func__, rbd_dev);
cancel_work_sync(&rbd_dev->acquired_lock_work);
cancel_work_sync(&rbd_dev->released_lock_work);
@@ -4602,7 +4607,7 @@ static void rbd_reregister_watch(struct work_struct *work)
struct rbd_device, watch_dwork);
int ret;
- dout("%s rbd_dev %p\n", __func__, rbd_dev);
+ pr_debug("%s rbd_dev %p\n", __func__, rbd_dev);
mutex_lock(&rbd_dev->watch_mutex);
if (rbd_dev->watch_state != RBD_WATCH_STATE_ERROR) {
@@ -4713,7 +4718,7 @@ static void rbd_queue_workfn(struct work_struct *work)
/* Ignore/skip any zero-length requests */
if (!length) {
- dout("%s: zero-length request\n", __func__);
+ pr_debug("%s: zero-length request\n", __func__);
result = 0;
goto err_img_request;
}
@@ -4732,8 +4737,9 @@ static void rbd_queue_workfn(struct work_struct *work)
goto err_img_request;
}
- dout("%s rbd_dev %p img_req %p %s %llu~%llu\n", __func__, rbd_dev,
- img_request, obj_op_name(op_type), offset, length);
+ pr_debug("%s rbd_dev %p img_req %p %s %llu~%llu\n",
+ __func__, rbd_dev, img_request,
+ obj_op_name(op_type), offset, length);
if (op_type == OBJ_OP_DISCARD || op_type == OBJ_OP_ZEROOUT)
result = rbd_img_fill_nodata(img_request, offset, length);
@@ -4919,7 +4925,8 @@ static void rbd_dev_update_size(struct rbd_device *rbd_dev)
if (test_bit(RBD_DEV_FLAG_EXISTS, &rbd_dev->flags) &&
!test_bit(RBD_DEV_FLAG_REMOVING, &rbd_dev->flags)) {
size = (sector_t)rbd_dev->mapping.size / SECTOR_SIZE;
- dout("setting size to %llu sectors", (unsigned long long)size);
+ pr_debug("setting size to %llu sectors\n",
+ (unsigned long long)size);
set_capacity(rbd_dev->disk, size);
revalidate_disk(rbd_dev->disk);
}
@@ -5454,7 +5461,8 @@ static struct rbd_device *rbd_dev_create(struct rbd_client *rbdc,
/* we have a ref from do_rbd_add() */
__module_get(THIS_MODULE);
- dout("%s rbd_dev %p dev_id %d\n", __func__, rbd_dev, rbd_dev->dev_id);
+ pr_debug("%s rbd_dev %p dev_id %d\n",
+ __func__, rbd_dev, rbd_dev->dev_id);
return rbd_dev;
fail_dev_id:
@@ -5489,7 +5497,7 @@ static int _rbd_dev_v2_snap_size(struct rbd_device *rbd_dev, u64 snap_id,
&rbd_dev->header_oloc, "get_size",
&snapid, sizeof(snapid),
&size_buf, sizeof(size_buf));
- dout("%s: rbd_obj_method_sync returned %d\n", __func__, ret);
+ pr_debug("%s: rbd_obj_method_sync returned %d\n", __func__, ret);
if (ret < 0)
return ret;
if (ret < sizeof (size_buf))
@@ -5497,13 +5505,13 @@ static int _rbd_dev_v2_snap_size(struct rbd_device *rbd_dev, u64 snap_id,
if (order) {
*order = size_buf.order;
- dout(" order %u", (unsigned int)*order);
+ pr_debug("order %u\n", (unsigned int)*order);
}
*snap_size = le64_to_cpu(size_buf.size);
- dout(" snap_id 0x%016llx snap_size = %llu\n",
- (unsigned long long)snap_id,
- (unsigned long long)*snap_size);
+ pr_debug("snap_id 0x%016llx snap_size = %llu\n",
+ (unsigned long long)snap_id,
+ (unsigned long long)*snap_size);
return 0;
}
@@ -5531,7 +5539,7 @@ static int rbd_dev_v2_object_prefix(struct rbd_device *rbd_dev)
ret = rbd_obj_method_sync(rbd_dev, &rbd_dev->header_oid,
&rbd_dev->header_oloc, "get_object_prefix",
NULL, 0, reply_buf, size);
- dout("%s: rbd_obj_method_sync returned %d\n", __func__, ret);
+ pr_debug("%s: rbd_obj_method_sync returned %d\n", __func__, ret);
if (ret < 0)
goto out;
@@ -5544,7 +5552,7 @@ static int rbd_dev_v2_object_prefix(struct rbd_device *rbd_dev)
ret = PTR_ERR(rbd_dev->header.object_prefix);
rbd_dev->header.object_prefix = NULL;
} else {
- dout(" object_prefix = %s\n", rbd_dev->header.object_prefix);
+ pr_debug("object_prefix = %s\n", rbd_dev->header.object_prefix);
}
out:
kfree(reply_buf);
@@ -5573,7 +5581,7 @@ static int _rbd_dev_v2_snap_features(struct rbd_device *rbd_dev, u64 snap_id,
&rbd_dev->header_oloc, "get_features",
&features_in, sizeof(features_in),
&features_buf, sizeof(features_buf));
- dout("%s: rbd_obj_method_sync returned %d\n", __func__, ret);
+ pr_debug("%s: rbd_obj_method_sync returned %d\n", __func__, ret);
if (ret < 0)
return ret;
if (ret < sizeof (features_buf))
@@ -5588,10 +5596,10 @@ static int _rbd_dev_v2_snap_features(struct rbd_device *rbd_dev, u64 snap_id,
*snap_features = le64_to_cpu(features_buf.features);
- dout(" snap_id 0x%016llx features = 0x%016llx incompat = 0x%016llx\n",
- (unsigned long long)snap_id,
- (unsigned long long)*snap_features,
- (unsigned long long)le64_to_cpu(features_buf.incompat));
+ pr_debug("snap_id 0x%016llx features = 0x%016llx incompat = 0x%016llx\n",
+ (unsigned long long)snap_id,
+ (unsigned long long)*snap_features,
+ (unsigned long long)le64_to_cpu(features_buf.incompat));
return 0;
}
@@ -5795,9 +5803,9 @@ static int rbd_dev_v2_parent_info(struct rbd_device *rbd_dev)
if (ret)
goto out_err;
- dout("%s pool_id %llu pool_ns %s image_id %s snap_id %llu has_overlap %d overlap %llu\n",
- __func__, pii.pool_id, pii.pool_ns, pii.image_id, pii.snap_id,
- pii.has_overlap, pii.overlap);
+ pr_debug("%s pool_id %llu pool_ns %s image_id %s snap_id %llu has_overlap %d overlap %llu\n",
+ __func__, pii.pool_id, pii.pool_ns, pii.image_id, pii.snap_id,
+ pii.has_overlap, pii.overlap);
if (pii.pool_id == CEPH_NOPOOL || !pii.has_overlap) {
/*
@@ -5890,7 +5898,7 @@ static int rbd_dev_v2_striping_info(struct rbd_device *rbd_dev)
ret = rbd_obj_method_sync(rbd_dev, &rbd_dev->header_oid,
&rbd_dev->header_oloc, "get_stripe_unit_count",
NULL, 0, &striping_info_buf, size);
- dout("%s: rbd_obj_method_sync returned %d\n", __func__, ret);
+ pr_debug("%s: rbd_obj_method_sync returned %d\n", __func__, ret);
if (ret < 0)
return ret;
if (ret < size)
@@ -5963,7 +5971,8 @@ static char *rbd_dev_image_name(struct rbd_device *rbd_dev)
if (IS_ERR(image_name))
image_name = NULL;
else
- dout("%s: name is %s len is %zd\n", __func__, image_name, len);
+ pr_debug("%s: name is %s len is %zd\n",
+ __func__, image_name, len);
out:
kfree(reply_buf);
kfree(image_id);
@@ -6135,7 +6144,7 @@ static int rbd_dev_v2_snap_context(struct rbd_device *rbd_dev)
ret = rbd_obj_method_sync(rbd_dev, &rbd_dev->header_oid,
&rbd_dev->header_oloc, "get_snapcontext",
NULL, 0, reply_buf, size);
- dout("%s: rbd_obj_method_sync returned %d\n", __func__, ret);
+ pr_debug("%s: rbd_obj_method_sync returned %d\n", __func__, ret);
if (ret < 0)
goto out;
@@ -6172,8 +6181,8 @@ static int rbd_dev_v2_snap_context(struct rbd_device *rbd_dev)
ceph_put_snap_context(rbd_dev->header.snapc);
rbd_dev->header.snapc = snapc;
- dout(" snap context seq = %llu, snap_count = %u\n",
- (unsigned long long)seq, (unsigned int)snap_count);
+ pr_debug(" snap context seq = %llu, snap_count = %u\n",
+ (unsigned long long)seq, (unsigned int)snap_count);
out:
kfree(reply_buf);
@@ -6200,7 +6209,7 @@ static const char *rbd_dev_v2_snap_name(struct rbd_device *rbd_dev,
ret = rbd_obj_method_sync(rbd_dev, &rbd_dev->header_oid,
&rbd_dev->header_oloc, "get_snapshot_name",
&snapid, sizeof(snapid), reply_buf, size);
- dout("%s: rbd_obj_method_sync returned %d\n", __func__, ret);
+ pr_debug("%s: rbd_obj_method_sync returned %d\n", __func__, ret);
if (ret < 0) {
snap_name = ERR_PTR(ret);
goto out;
@@ -6212,8 +6221,8 @@ static const char *rbd_dev_v2_snap_name(struct rbd_device *rbd_dev,
if (IS_ERR(snap_name))
goto out;
- dout(" snap_id 0x%016llx snap_name = %s\n",
- (unsigned long long)snap_id, snap_name);
+ pr_debug(" snap_id 0x%016llx snap_name = %s\n",
+ (unsigned long long)snap_id, snap_name);
out:
kfree(reply_buf);
@@ -6320,7 +6329,7 @@ static int rbd_parse_param(struct fs_parameter *param,
return ret;
token = __fs_parse(&log, rbd_parameters, param, &result);
- dout("%s fs_parse '%s' token %d\n", __func__, param->key, token);
+ pr_debug("%s fs_parse '%s' token %d\n", __func__, param->key, token);
if (token < 0) {
if (token == -ENOPARAM)
return inval_plog(&log, "Unknown parameter '%s'",
@@ -6409,7 +6418,7 @@ static int rbd_parse_options(char *options, struct rbd_parse_opts_ctx *pctx)
char *key;
int ret = 0;
- dout("%s '%s'\n", __func__, options);
+ pr_debug("%s '%s'\n", __func__, options);
while ((key = strsep(&options, ",")) != NULL) {
if (*key) {
struct fs_parameter param = {
@@ -6692,7 +6701,7 @@ static int rbd_dev_image_id(struct rbd_device *rbd_dev)
if (ret)
return ret;
- dout("rbd id object name is %s\n", oid.name);
+ pr_debug("rbd id object name is %s\n", oid.name);
/* Response will be an encoded string, which includes a length */
size = sizeof (__le32) + RBD_IMAGE_ID_LEN_MAX;
@@ -6707,7 +6716,7 @@ static int rbd_dev_image_id(struct rbd_device *rbd_dev)
ret = rbd_obj_method_sync(rbd_dev, &oid, &rbd_dev->header_oloc,
"get_id", NULL, 0,
response, size);
- dout("%s: rbd_obj_method_sync returned %d\n", __func__, ret);
+ pr_debug("%s: rbd_obj_method_sync returned %d\n", __func__, ret);
if (ret == -ENOENT) {
image_id = kstrdup("", GFP_KERNEL);
ret = image_id ? 0 : -ENOMEM;
@@ -6725,7 +6734,7 @@ static int rbd_dev_image_id(struct rbd_device *rbd_dev)
if (!ret) {
rbd_dev->spec->image_id = image_id;
- dout("image_id is %s\n", image_id);
+ pr_debug("image_id is %s\n", image_id);
}
out:
kfree(response);
@@ -7031,8 +7040,8 @@ static int rbd_dev_image_probe(struct rbd_device *rbd_dev, int depth)
if (ret)
goto err_out_probe;
- dout("discovered format %u image, header name is %s\n",
- rbd_dev->image_format, rbd_dev->header_oid.name);
+ pr_debug("discovered format %u image, header name is %s\n",
+ rbd_dev->image_format, rbd_dev->header_oid.name);
return 0;
err_out_probe:
--
2.26.0
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