diff options
| author | Artem Bityutskiy <Artem.Bityutskiy@nokia.com> | 2008-01-16 14:24:14 +0200 |
|---|---|---|
| committer | Artem Bityutskiy <Artem.Bityutskiy@nokia.com> | 2008-01-25 16:41:24 +0200 |
| commit | 896c0c06aa30147630e9a75949b6ae2014c841fc (patch) | |
| tree | d34cbb7ed0995b92883311134e624b0d82686e4f /drivers/mtd/ubi/ubi.h | |
| parent | ae616e1be13599c3b64e544ebe99e69ea851e99c (diff) | |
UBI: use bit-fields
Save 12 bytes of RAM per volume by using bit-fields instead of integers.
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'drivers/mtd/ubi/ubi.h')
| -rw-r--r-- | drivers/mtd/ubi/ubi.h | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/drivers/mtd/ubi/ubi.h b/drivers/mtd/ubi/ubi.h index 3cf1aa1a024..90cdcad83cb 100644 --- a/drivers/mtd/ubi/ubi.h +++ b/drivers/mtd/ubi/ubi.h @@ -144,7 +144,6 @@ struct ubi_volume_desc; * @readers: number of users holding this volume in read-only mode * @writers: number of users holding this volume in read-write mode * @exclusive: whether somebody holds this volume in exclusive mode - * @checked: if this static volume was checked * * @reserved_pebs: how many physical eraseblocks are reserved for this volume * @vol_type: volume type (%UBI_DYNAMIC_VOLUME or %UBI_STATIC_VOLUME) @@ -152,21 +151,22 @@ struct ubi_volume_desc; * @used_ebs: how many logical eraseblocks in this volume contain data * @last_eb_bytes: how many bytes are stored in the last logical eraseblock * @used_bytes: how many bytes of data this volume contains - * @upd_marker: non-zero if the update marker is set for this volume - * @corrupted: non-zero if the volume is corrupted (static volumes only) * @alignment: volume alignment * @data_pad: how many bytes are not used at the end of physical eraseblocks to * satisfy the requested alignment * @name_len: volume name length * @name: volume name * - * @updating: whether the volume is being updated * @upd_ebs: how many eraseblocks are expected to be updated * @upd_bytes: how many bytes are expected to be received * @upd_received: how many update bytes were already received * @upd_buf: update buffer which is used to collect update data * * @eba_tbl: EBA table of this volume (LEB->PEB mapping) + * @checked: %1 if this static volume was checked + * @corrupted: %1 if the volume is corrupted (static volumes only) + * @upd_marker: %1 if the update marker is set for this volume + * @updating: %1 if the volume is being updated * * @gluebi_desc: gluebi UBI volume descriptor * @gluebi_refcount: reference count of the gluebi MTD device @@ -189,7 +189,6 @@ struct ubi_volume { int readers; int writers; int exclusive; - int checked; int reserved_pebs; int vol_type; @@ -197,20 +196,21 @@ struct ubi_volume { int used_ebs; int last_eb_bytes; long long used_bytes; - int upd_marker; - int corrupted; int alignment; int data_pad; int name_len; char name[UBI_VOL_NAME_MAX+1]; - int updating; int upd_ebs; long long upd_bytes; long long upd_received; void *upd_buf; int *eba_tbl; + int checked:1; + int corrupted:1; + int upd_marker:1; + int updating:1; #ifdef CONFIG_MTD_UBI_GLUEBI /* Gluebi-related stuff may be compiled out */ |