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lvs: Add seg_size_pe field.

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Requested
https://www.redhat.com/archives/linux-lvm/2013-July/msg00112.html
This commit is contained in:
Alasdair G Kergon 2013-09-23 21:50:14 +01:00
parent 8de47abcd2
commit 11dc6a03c4
5 changed files with 16 additions and 0 deletions
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1
WHATS_NEW
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@ -1,5 +1,6 @@
Version 2.02.103 -
======================================
Add seg_size_pe field to reports.
Support start+length notation with command line PE ranges.
Exit cleanly with message when pvmove cannot restart because LV is inactive.

1
lib/report/columns.h
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@ -125,6 +125,7 @@ FIELD(SEGS, seg, NUM, "TransId", list, 4, transactionid, transaction_id, "For th
FIELD(SEGS, seg, NUM, "Start", list, 5, segstart, seg_start, "Offset within the LV to the start of the segment in current units.", 0)
FIELD(SEGS, seg, NUM, "Start", list, 5, segstartpe, seg_start_pe, "Offset within the LV to the start of the segment in physical extents.", 0)
FIELD(SEGS, seg, NUM, "SSize", list, 5, segsize, seg_size, "Size of segment in current units.", 0)
FIELD(SEGS, seg, NUM, "SSize", list, 5, segsizepe, seg_size_pe, "Size of segment in physical extents.", 0)
FIELD(SEGS, seg, STR, "Seg Tags", tags, 8, tags, seg_tags, "Tags, if any.", 0)
FIELD(SEGS, seg, STR, "PE Ranges", list, 9, peranges, seg_pe_ranges, "Ranges of Physical Extents of underlying devices in command line format.", 0)
FIELD(SEGS, seg, STR, "Devices", list, 7, devices, devices, "Underlying devices used with starting extent numbers.", 0)

2
lib/report/properties.c
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@ -315,6 +315,8 @@ GET_LVSEG_NUM_PROPERTY_FN(seg_start_pe, lvseg->le)
#define _seg_start_pe_set prop_not_implemented_set
GET_LVSEG_NUM_PROPERTY_FN(seg_size, (SECTOR_SIZE * lvseg_size(lvseg)))
#define _seg_size_set prop_not_implemented_set
GET_LVSEG_NUM_PROPERTY_FN(seg_size_pe, lvseg->len)
#define _seg_size_pe_set prop_not_implemented_set
GET_LVSEG_STR_PROPERTY_FN(seg_tags, lvseg_tags_dup(lvseg))
#define _seg_tags_set prop_not_implemented_set
GET_LVSEG_STR_PROPERTY_FN(seg_pe_ranges,

11
lib/report/report.c
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@ -560,6 +560,17 @@ static int _segsize_disp(struct dm_report *rh, struct dm_pool *mem,
return _size64_disp(rh, mem, field, &size, private);
}
static int _segsizepe_disp(struct dm_report *rh,
struct dm_pool *mem __attribute__((unused)),
struct dm_report_field *field,
const void *data,
void *private __attribute__((unused)))
{
const struct lv_segment *seg = (const struct lv_segment *) data;
return dm_report_field_uint32(rh, field, &seg->len);
}
static int _chunksize_disp(struct dm_report *rh, struct dm_pool *mem,
struct dm_report_field *field,
const void *data, void *private)

1
man/lvs.8.in
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@ -113,6 +113,7 @@ segtype,
seg_count,
seg_pe_ranges,
seg_size,
seg_size_pe,
seg_start,
seg_start_pe,
seg_tags,