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drbd: mechanically rename la_size to la_size_sect

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Make it obvious that this value is in units of 512 Byte sectors.

Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Lars Ellenberg 2013-03-19 18:16:46 +01:00 committed by Jens Axboe
parent 68e41a43f1
commit cccac9857d
3 changed files with 12 additions and 12 deletions
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6
drivers/block/drbd/drbd_main.c
View File

@ -2836,7 +2836,7 @@ void conn_md_sync(struct drbd_tconn *tconn)
/* aligned 4kByte */
struct meta_data_on_disk {
u64 la_size; /* last agreed size. */
u64 la_size_sect; /* last agreed size. */
u64 uuid[UI_SIZE]; /* UUIDs. */
u64 device_uuid;
u64 reserved_u64_1;
@ -2887,7 +2887,7 @@ void drbd_md_sync(struct drbd_conf *mdev)
memset(buffer, 0, sizeof(*buffer));
buffer->la_size = cpu_to_be64(drbd_get_capacity(mdev->this_bdev));
buffer->la_size_sect = cpu_to_be64(drbd_get_capacity(mdev->this_bdev));
for (i = UI_CURRENT; i < UI_SIZE; i++)
buffer->uuid[i] = cpu_to_be64(mdev->ldev->md.uuid[i]);
buffer->flags = cpu_to_be32(mdev->ldev->md.flags);
@ -3049,7 +3049,7 @@ int drbd_md_read(struct drbd_conf *mdev, struct drbd_backing_dev *bdev)
rv = NO_ERROR;
bdev->md.la_size_sect = be64_to_cpu(buffer->la_size);
bdev->md.la_size_sect = be64_to_cpu(buffer->la_size_sect);
for (i = UI_CURRENT; i < UI_SIZE; i++)
bdev->md.uuid[i] = be64_to_cpu(buffer->uuid[i]);
bdev->md.flags = be32_to_cpu(buffer->flags);

16
drivers/block/drbd/drbd_nl.c
View File

@ -819,7 +819,7 @@ void drbd_resume_io(struct drbd_conf *mdev)
enum determine_dev_size drbd_determine_dev_size(struct drbd_conf *mdev, enum dds_flags flags) __must_hold(local)
{
sector_t prev_first_sect, prev_size; /* previous meta location */
sector_t la_size, u_size;
sector_t la_size_sect, u_size;
sector_t size;
char ppb[10];
@ -842,7 +842,7 @@ enum determine_dev_size drbd_determine_dev_size(struct drbd_conf *mdev, enum dds
prev_first_sect = drbd_md_first_sector(mdev->ldev);
prev_size = mdev->ldev->md.md_size_sect;
la_size = mdev->ldev->md.la_size_sect;
la_size_sect = mdev->ldev->md.la_size_sect;
/* TODO: should only be some assert here, not (re)init... */
drbd_md_set_sector_offsets(mdev, mdev->ldev);
@ -878,7 +878,7 @@ enum determine_dev_size drbd_determine_dev_size(struct drbd_conf *mdev, enum dds
if (rv == dev_size_error)
goto out;
la_size_changed = (la_size != mdev->ldev->md.la_size_sect);
la_size_changed = (la_size_sect != mdev->ldev->md.la_size_sect);
md_moved = prev_first_sect != drbd_md_first_sector(mdev->ldev)
|| prev_size != mdev->ldev->md.md_size_sect;
@ -900,9 +900,9 @@ enum determine_dev_size drbd_determine_dev_size(struct drbd_conf *mdev, enum dds
drbd_md_mark_dirty(mdev);
}
if (size > la_size)
if (size > la_size_sect)
rv = grew;
if (size < la_size)
if (size < la_size_sect)
rv = shrunk;
out:
lc_unlock(mdev->act_log);
@ -917,7 +917,7 @@ drbd_new_dev_size(struct drbd_conf *mdev, struct drbd_backing_dev *bdev,
sector_t u_size, int assume_peer_has_space)
{
sector_t p_size = mdev->p_size; /* partner's disk size. */
sector_t la_size = bdev->md.la_size_sect; /* last agreed size. */
sector_t la_size_sect = bdev->md.la_size_sect; /* last agreed size. */
sector_t m_size; /* my size */
sector_t size = 0;
@ -931,8 +931,8 @@ drbd_new_dev_size(struct drbd_conf *mdev, struct drbd_backing_dev *bdev,
if (p_size && m_size) {
size = min_t(sector_t, p_size, m_size);
} else {
if (la_size) {
size = la_size;
if (la_size_sect) {
size = la_size_sect;
if (m_size && m_size < size)
size = m_size;
if (p_size && p_size < size)

2
drivers/block/drbd/drbd_receiver.c
View File

@ -3992,7 +3992,7 @@ static int receive_state(struct drbd_tconn *tconn, struct packet_info *pi)
clear_bit(DISCARD_MY_DATA, &mdev->flags);
drbd_md_sync(mdev); /* update connected indicator, la_size, ... */
drbd_md_sync(mdev); /* update connected indicator, la_size_sect, ... */
return 0;
}