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authorLars Ellenberg <lars.ellenberg@linbit.com>2013-03-19 13:16:46 -0400
committerJens Axboe <axboe@kernel.dk>2013-03-22 20:13:59 -0400
commitcccac9857d624dab74b23bafe0482fcdd91df7d8 (patch)
treea890dc06c096cf2ecdaf6f8cf8f3fd5652fd8799 /drivers/block/drbd
parent68e41a43f18b681f83329c8ad83123571bb8db0d (diff)
drbd: mechanically rename la_size to la_size_sect
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>
Diffstat (limited to 'drivers/block/drbd')
-rw-r--r--drivers/block/drbd/drbd_main.c6
-rw-r--r--drivers/block/drbd/drbd_nl.c16
-rw-r--r--drivers/block/drbd/drbd_receiver.c2
3 files changed, 12 insertions, 12 deletions
diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c
index 7a2e07b45ecf..6b956fc04dc8 100644
--- a/drivers/block/drbd/drbd_main.c
+++ b/drivers/block/drbd/drbd_main.c
@@ -2836,7 +2836,7 @@ void conn_md_sync(struct drbd_tconn *tconn)
2836 2836
2837/* aligned 4kByte */ 2837/* aligned 4kByte */
2838struct meta_data_on_disk { 2838struct meta_data_on_disk {
2839 u64 la_size; /* last agreed size. */ 2839 u64 la_size_sect; /* last agreed size. */
2840 u64 uuid[UI_SIZE]; /* UUIDs. */ 2840 u64 uuid[UI_SIZE]; /* UUIDs. */
2841 u64 device_uuid; 2841 u64 device_uuid;
2842 u64 reserved_u64_1; 2842 u64 reserved_u64_1;
@@ -2887,7 +2887,7 @@ void drbd_md_sync(struct drbd_conf *mdev)
2887 2887
2888 memset(buffer, 0, sizeof(*buffer)); 2888 memset(buffer, 0, sizeof(*buffer));
2889 2889
2890 buffer->la_size = cpu_to_be64(drbd_get_capacity(mdev->this_bdev)); 2890 buffer->la_size_sect = cpu_to_be64(drbd_get_capacity(mdev->this_bdev));
2891 for (i = UI_CURRENT; i < UI_SIZE; i++) 2891 for (i = UI_CURRENT; i < UI_SIZE; i++)
2892 buffer->uuid[i] = cpu_to_be64(mdev->ldev->md.uuid[i]); 2892 buffer->uuid[i] = cpu_to_be64(mdev->ldev->md.uuid[i]);
2893 buffer->flags = cpu_to_be32(mdev->ldev->md.flags); 2893 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)
3049 3049
3050 rv = NO_ERROR; 3050 rv = NO_ERROR;
3051 3051
3052 bdev->md.la_size_sect = be64_to_cpu(buffer->la_size); 3052 bdev->md.la_size_sect = be64_to_cpu(buffer->la_size_sect);
3053 for (i = UI_CURRENT; i < UI_SIZE; i++) 3053 for (i = UI_CURRENT; i < UI_SIZE; i++)
3054 bdev->md.uuid[i] = be64_to_cpu(buffer->uuid[i]); 3054 bdev->md.uuid[i] = be64_to_cpu(buffer->uuid[i]);
3055 bdev->md.flags = be32_to_cpu(buffer->flags); 3055 bdev->md.flags = be32_to_cpu(buffer->flags);
diff --git a/drivers/block/drbd/drbd_nl.c b/drivers/block/drbd/drbd_nl.c
index 5621df86967a..d5211b06df45 100644
--- a/drivers/block/drbd/drbd_nl.c
+++ b/drivers/block/drbd/drbd_nl.c
@@ -819,7 +819,7 @@ void drbd_resume_io(struct drbd_conf *mdev)
819enum determine_dev_size drbd_determine_dev_size(struct drbd_conf *mdev, enum dds_flags flags) __must_hold(local) 819enum determine_dev_size drbd_determine_dev_size(struct drbd_conf *mdev, enum dds_flags flags) __must_hold(local)
820{ 820{
821 sector_t prev_first_sect, prev_size; /* previous meta location */ 821 sector_t prev_first_sect, prev_size; /* previous meta location */
822 sector_t la_size, u_size; 822 sector_t la_size_sect, u_size;
823 sector_t size; 823 sector_t size;
824 char ppb[10]; 824 char ppb[10];
825 825
@@ -842,7 +842,7 @@ enum determine_dev_size drbd_determine_dev_size(struct drbd_conf *mdev, enum dds
842 842
843 prev_first_sect = drbd_md_first_sector(mdev->ldev); 843 prev_first_sect = drbd_md_first_sector(mdev->ldev);
844 prev_size = mdev->ldev->md.md_size_sect; 844 prev_size = mdev->ldev->md.md_size_sect;
845 la_size = mdev->ldev->md.la_size_sect; 845 la_size_sect = mdev->ldev->md.la_size_sect;
846 846
847 /* TODO: should only be some assert here, not (re)init... */ 847 /* TODO: should only be some assert here, not (re)init... */
848 drbd_md_set_sector_offsets(mdev, mdev->ldev); 848 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
878 if (rv == dev_size_error) 878 if (rv == dev_size_error)
879 goto out; 879 goto out;
880 880
881 la_size_changed = (la_size != mdev->ldev->md.la_size_sect); 881 la_size_changed = (la_size_sect != mdev->ldev->md.la_size_sect);
882 882
883 md_moved = prev_first_sect != drbd_md_first_sector(mdev->ldev) 883 md_moved = prev_first_sect != drbd_md_first_sector(mdev->ldev)
884 || prev_size != mdev->ldev->md.md_size_sect; 884 || 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
900 drbd_md_mark_dirty(mdev); 900 drbd_md_mark_dirty(mdev);
901 } 901 }
902 902
903 if (size > la_size) 903 if (size > la_size_sect)
904 rv = grew; 904 rv = grew;
905 if (size < la_size) 905 if (size < la_size_sect)
906 rv = shrunk; 906 rv = shrunk;
907out: 907out:
908 lc_unlock(mdev->act_log); 908 lc_unlock(mdev->act_log);
@@ -917,7 +917,7 @@ drbd_new_dev_size(struct drbd_conf *mdev, struct drbd_backing_dev *bdev,
917 sector_t u_size, int assume_peer_has_space) 917 sector_t u_size, int assume_peer_has_space)
918{ 918{
919 sector_t p_size = mdev->p_size; /* partner's disk size. */ 919 sector_t p_size = mdev->p_size; /* partner's disk size. */
920 sector_t la_size = bdev->md.la_size_sect; /* last agreed size. */ 920 sector_t la_size_sect = bdev->md.la_size_sect; /* last agreed size. */
921 sector_t m_size; /* my size */ 921 sector_t m_size; /* my size */
922 sector_t size = 0; 922 sector_t size = 0;
923 923
@@ -931,8 +931,8 @@ drbd_new_dev_size(struct drbd_conf *mdev, struct drbd_backing_dev *bdev,
931 if (p_size && m_size) { 931 if (p_size && m_size) {
932 size = min_t(sector_t, p_size, m_size); 932 size = min_t(sector_t, p_size, m_size);
933 } else { 933 } else {
934 if (la_size) { 934 if (la_size_sect) {
935 size = la_size; 935 size = la_size_sect;
936 if (m_size && m_size < size) 936 if (m_size && m_size < size)
937 size = m_size; 937 size = m_size;
938 if (p_size && p_size < size) 938 if (p_size && p_size < size)
diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c
index a9eccfc6079b..8172a2cfdead 100644
--- a/drivers/block/drbd/drbd_receiver.c
+++ b/drivers/block/drbd/drbd_receiver.c
@@ -3992,7 +3992,7 @@ static int receive_state(struct drbd_tconn *tconn, struct packet_info *pi)
3992 3992
3993 clear_bit(DISCARD_MY_DATA, &mdev->flags); 3993 clear_bit(DISCARD_MY_DATA, &mdev->flags);
3994 3994
3995 drbd_md_sync(mdev); /* update connected indicator, la_size, ... */ 3995 drbd_md_sync(mdev); /* update connected indicator, la_size_sect, ... */
3996 3996
3997 return 0; 3997 return 0;
3998} 3998}