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UBI: improve debugging messages 

Various minor improvements to the debugging messages which
I found useful while hunting problems.

Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
This commit is contained in:
Artem Bityutskiy 2009-05-07 18:24:14 +03:00
Родитель f089c0b28c
Коммит e1cf7e6dd4
3 изменённых файлов: 15 добавлений и 10 удалений
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6
drivers/mtd/ubi/cdev.c
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@ -113,7 +113,8 @@ static int vol_cdev_open(struct inode *inode, struct file *file)
else else
mode = UBI_READONLY; mode = UBI_READONLY;
dbg_gen("open volume %d, mode %d", vol_id, mode); dbg_gen("open device %d, volume %d, mode %d",
ubi_num, vol_id, mode);
desc = ubi_open_volume(ubi_num, vol_id, mode); desc = ubi_open_volume(ubi_num, vol_id, mode);
if (IS_ERR(desc)) if (IS_ERR(desc))
@ -128,7 +129,8 @@ static int vol_cdev_release(struct inode *inode, struct file *file)
struct ubi_volume_desc *desc = file->private_data; struct ubi_volume_desc *desc = file->private_data;
struct ubi_volume *vol = desc->vol; struct ubi_volume *vol = desc->vol;
dbg_gen("release volume %d, mode %d", vol->vol_id, desc->mode); dbg_gen("release device %d, volume %d, mode %d",
vol->ubi->ubi_num, vol->vol_id, desc->mode);
if (vol->updating) { if (vol->updating) {
ubi_warn("update of volume %d not finished, volume is damaged", ubi_warn("update of volume %d not finished, volume is damaged",

9
drivers/mtd/ubi/kapi.c
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@ -106,7 +106,7 @@ struct ubi_volume_desc *ubi_open_volume(int ubi_num, int vol_id, int mode)
struct ubi_device *ubi; struct ubi_device *ubi;
struct ubi_volume *vol; struct ubi_volume *vol;
dbg_gen("open device %d volume %d, mode %d", ubi_num, vol_id, mode); dbg_gen("open device %d, volume %d, mode %d", ubi_num, vol_id, mode);
if (ubi_num < 0 || ubi_num >= UBI_MAX_DEVICES) if (ubi_num < 0 || ubi_num >= UBI_MAX_DEVICES)
return ERR_PTR(-EINVAL); return ERR_PTR(-EINVAL);
@ -196,6 +196,8 @@ out_free:
kfree(desc); kfree(desc);
out_put_ubi: out_put_ubi:
ubi_put_device(ubi); ubi_put_device(ubi);
dbg_err("cannot open device %d, volume %d, error %d",
ubi_num, vol_id, err);
return ERR_PTR(err); return ERR_PTR(err);
} }
EXPORT_SYMBOL_GPL(ubi_open_volume); EXPORT_SYMBOL_GPL(ubi_open_volume);
@ -215,7 +217,7 @@ struct ubi_volume_desc *ubi_open_volume_nm(int ubi_num, const char *name,
struct ubi_device *ubi; struct ubi_device *ubi;
struct ubi_volume_desc *ret; struct ubi_volume_desc *ret;
dbg_gen("open volume %s, mode %d", name, mode); dbg_gen("open device %d, volume %s, mode %d", ubi_num, name, mode);
if (!name) if (!name)
return ERR_PTR(-EINVAL); return ERR_PTR(-EINVAL);
@ -266,7 +268,8 @@ void ubi_close_volume(struct ubi_volume_desc *desc)
struct ubi_volume *vol = desc->vol; struct ubi_volume *vol = desc->vol;
struct ubi_device *ubi = vol->ubi; struct ubi_device *ubi = vol->ubi;
dbg_gen("close volume %d, mode %d", vol->vol_id, desc->mode); dbg_gen("close device %d, volume %d, mode %d",
ubi->ubi_num, vol->vol_id, desc->mode);
spin_lock(&ubi->volumes_lock); spin_lock(&ubi->volumes_lock);
switch (desc->mode) { switch (desc->mode) {

10
drivers/mtd/ubi/vmt.c
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@ -232,8 +232,8 @@ int ubi_create_volume(struct ubi_device *ubi, struct ubi_mkvol_req *req)
req->vol_id = vol_id; req->vol_id = vol_id;
} }
dbg_gen("volume ID %d, %llu bytes, type %d, name %s", dbg_gen("create device %d, volume %d, %llu bytes, type %d, name %s",
vol_id, (unsigned long long)req->bytes, ubi->ubi_num, vol_id, (unsigned long long)req->bytes,
(int)req->vol_type, req->name); (int)req->vol_type, req->name);
/* Ensure that this volume does not exist */ /* Ensure that this volume does not exist */
@ -412,7 +412,7 @@ int ubi_remove_volume(struct ubi_volume_desc *desc, int no_vtbl)
struct ubi_device *ubi = vol->ubi; struct ubi_device *ubi = vol->ubi;
int i, err, vol_id = vol->vol_id, reserved_pebs = vol->reserved_pebs; int i, err, vol_id = vol->vol_id, reserved_pebs = vol->reserved_pebs;
dbg_gen("remove UBI volume %d", vol_id); dbg_gen("remove device %d, volume %d", ubi->ubi_num, vol_id);
ubi_assert(desc->mode == UBI_EXCLUSIVE); ubi_assert(desc->mode == UBI_EXCLUSIVE);
ubi_assert(vol == ubi->volumes[vol_id]); ubi_assert(vol == ubi->volumes[vol_id]);
@ -498,8 +498,8 @@ int ubi_resize_volume(struct ubi_volume_desc *desc, int reserved_pebs)
if (ubi->ro_mode) if (ubi->ro_mode)
return -EROFS; return -EROFS;
dbg_gen("re-size volume %d to from %d to %d PEBs", dbg_gen("re-size device %d, volume %d to from %d to %d PEBs",
vol_id, vol->reserved_pebs, reserved_pebs); ubi->ubi_num, vol_id, vol->reserved_pebs, reserved_pebs);
if (vol->vol_type == UBI_STATIC_VOLUME && if (vol->vol_type == UBI_STATIC_VOLUME &&
reserved_pebs < vol->used_ebs) { reserved_pebs < vol->used_ebs) {