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* LVM2/lib display/display.c metadata/lv.c metad ...
@ 2012-01-24 0:55 agk
0 siblings, 0 replies; only message in thread
From: agk @ 2012-01-24 0:55 UTC (permalink / raw)
To: lvm-devel, lvm2-cvs
CVSROOT: /cvs/lvm2
Module name: LVM2
Changes by: agk@sourceware.org 2012-01-24 00:55:04
Modified files:
lib/display : display.c
lib/metadata : lv.c lv_manip.c merge.c metadata-exported.h
lib/thin : thin.c
Log message:
Use chunk_size consistently for thin_pool within LVM.
Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/lib/display/display.c.diff?cvsroot=lvm2&r1=1.125&r2=1.126
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/lib/metadata/lv.c.diff?cvsroot=lvm2&r1=1.35&r2=1.36
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/lib/metadata/lv_manip.c.diff?cvsroot=lvm2&r1=1.345&r2=1.346
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/lib/metadata/merge.c.diff?cvsroot=lvm2&r1=1.56&r2=1.57
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/lib/metadata/metadata-exported.h.diff?cvsroot=lvm2&r1=1.226&r2=1.227
http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/lib/thin/thin.c.diff?cvsroot=lvm2&r1=1.41&r2=1.42
--- LVM2/lib/display/display.c 2012/01/20 16:59:59 1.125
+++ LVM2/lib/display/display.c 2012/01/24 00:55:03 1.126
@@ -607,7 +607,7 @@
log_print("LV Pool metadata %s", seg->metadata_lv->name);
log_print("LV Pool data %s", seg_lv(seg, 0)->name);
log_print("LV Pool chunk size %s",
- display_size(cmd, seg->data_block_size));
+ display_size(cmd, seg->chunk_size));
log_print("LV Zero new blocks %s",
seg->zero_new_blocks ? "yes" : "no");
}
--- LVM2/lib/metadata/lv.c 2012/01/20 22:03:04 1.35
+++ LVM2/lib/metadata/lv.c 2012/01/24 00:55:03 1.36
@@ -126,7 +126,7 @@
if (lv_is_cow(seg->lv))
size = (uint64_t) find_cow(seg->lv)->chunk_size;
else if (lv_is_thin_pool(seg->lv))
- size = (uint64_t) seg->data_block_size;
+ size = (uint64_t) seg->chunk_size;
else
size = UINT64_C(0);
--- LVM2/lib/metadata/lv_manip.c 2012/01/20 22:04:16 1.345
+++ LVM2/lib/metadata/lv_manip.c 2012/01/24 00:55:03 1.346
@@ -2060,7 +2060,7 @@
return 0;
}
thin_pool_lv = lvl->lv;
- size = first_seg(thin_pool_lv)->data_block_size;
+ size = first_seg(thin_pool_lv)->chunk_size;
if (lv->vg->extent_size < size) {
/* Align extents on chunk boundary size */
size = ((uint64_t)lv->vg->extent_size * extents + size - 1) /
@@ -4290,7 +4290,7 @@
if (seg_is_thin_pool(lp)) {
first_seg(lv)->zero_new_blocks = lp->zero ? 1 : 0;
- first_seg(lv)->data_block_size = lp->chunk_size;
+ first_seg(lv)->chunk_size = lp->chunk_size;
/* FIXME: use lowwatermark via lvm.conf global for all thinpools ? */
first_seg(lv)->low_water_mark = 0;
} else if (seg_is_thin_volume(lp)) {
--- LVM2/lib/metadata/merge.c 2012/01/19 15:23:51 1.56
+++ LVM2/lib/metadata/merge.c 2012/01/24 00:55:03 1.57
@@ -202,10 +202,10 @@
inc_error_count;
}
- if (seg->data_block_size < DM_THIN_MIN_DATA_BLOCK_SIZE ||
- seg->data_block_size > DM_THIN_MAX_DATA_BLOCK_SIZE) {
- log_error("LV %s: thin pool segment %u data block size %d is out of range",
- lv->name, seg_count, seg->data_block_size);
+ if (seg->chunk_size < DM_THIN_MIN_DATA_BLOCK_SIZE ||
+ seg->chunk_size > DM_THIN_MAX_DATA_BLOCK_SIZE) {
+ log_error("LV %s: thin pool segment %u chunk size %d is out of range",
+ lv->name, seg_count, seg->chunk_size);
inc_error_count;
}
} else {
--- LVM2/lib/metadata/metadata-exported.h 2012/01/19 15:23:51 1.226
+++ LVM2/lib/metadata/metadata-exported.h 2012/01/24 00:55:04 1.227
@@ -331,7 +331,8 @@
uint32_t stripe_size; /* For stripe and RAID - in sectors */
uint32_t area_count;
uint32_t area_len;
- uint32_t chunk_size; /* For snapshots - in sectors */
+ uint32_t chunk_size; /* For snapshots/thin_pool. In sectors. */
+ /* For thin_pool, 128..2097152. */
struct logical_volume *origin; /* snap and thin */
struct logical_volume *cow;
struct dm_list origin_list;
@@ -348,7 +349,6 @@
struct logical_volume *metadata_lv; /* For thin_pool */
uint64_t transaction_id; /* For thin_pool, thin */
uint64_t low_water_mark; /* For thin_pool */
- uint32_t data_block_size; /* For thin_pool, 128..2097152 */
unsigned zero_new_blocks; /* For thin_pool */
struct dm_list thin_messages; /* For thin_pool */
struct logical_volume *pool_lv; /* For thin */
--- LVM2/lib/thin/thin.c 2012/01/19 15:42:18 1.41
+++ LVM2/lib/thin/thin.c 2012/01/24 00:55:04 1.42
@@ -115,16 +115,16 @@
if (!dm_config_get_uint64(sn, "transaction_id", &seg->transaction_id))
return SEG_LOG_ERROR("Could not read transaction_id for");
- if (!dm_config_get_uint32(sn, "data_block_size", &seg->data_block_size))
- return SEG_LOG_ERROR("Could not read data_block_size");
+ if (!dm_config_get_uint32(sn, "chunk_size", &seg->chunk_size))
+ return SEG_LOG_ERROR("Could not read chunk_size");
if (dm_config_has_node(sn, "low_water_mark") &&
!dm_config_get_uint64(sn, "low_water_mark", &seg->low_water_mark))
return SEG_LOG_ERROR("Could not read low_water_mark");
- if ((seg->data_block_size < DM_THIN_MIN_DATA_BLOCK_SIZE) ||
- (seg->data_block_size > DM_THIN_MAX_DATA_BLOCK_SIZE))
- return SEG_LOG_ERROR("Unsupported value %u for data_block_size",
+ if ((seg->chunk_size < DM_THIN_MIN_DATA_BLOCK_SIZE) ||
+ (seg->chunk_size > DM_THIN_MAX_DATA_BLOCK_SIZE))
+ return SEG_LOG_ERROR("Unsupported value %u for chunk_size",
seg->device_id);
if (dm_config_has_node(sn, "zero_new_blocks") &&
@@ -155,9 +155,8 @@
outf(f, "metadata = \"%s\"", seg->metadata_lv->name);
outf(f, "pool = \"%s\"", seg_lv(seg, 0)->name);
outf(f, "transaction_id = %" PRIu64, seg->transaction_id);
-// FIXME maybe switch to use chunksize (as with snapshot ??)
- outsize(f, (uint64_t) seg->data_block_size,
- "data_block_size = %u", seg->data_block_size);
+ outsize(f, (uint64_t) seg->chunk_size,
+ "chunk_size = %u", seg->chunk_size);
if (seg->low_water_mark)
outf(f, "low_water_mark = %" PRIu64, seg->low_water_mark);
@@ -254,7 +253,7 @@
if (!dm_tree_node_add_thin_pool_target(node, len, seg->transaction_id,
metadata_dlid, pool_dlid,
- seg->data_block_size, seg->low_water_mark,
+ seg->chunk_size, seg->low_water_mark,
seg->zero_new_blocks ? 0 : 1))
return_0;
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2012-01-24 0:55 LVM2/lib display/display.c metadata/lv.c metad agk
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