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Code Releases Activity

lv_is_visible()

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This commit is contained in:
Alasdair Kergon 2006-04-07 17:41:56 +00:00
parent d79e9d0d61
commit ace652e673
7 changed files with 15 additions and 14 deletions
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2
WHATS_NEW
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@ -1,7 +1,7 @@
Version 2.02.03 - Version 2.02.03 -
=================================== ===================================
Update extent size information in vgchange and vgcreate man pages. Update extent size information in vgchange and vgcreate man pages.
Introduce origin_from_cow(). Introduce origin_from_cow() and lv_is_visible().
pvremove without -f now fails if there's no PV label. pvremove without -f now fails if there's no PV label.
Support lvconvert -s. Support lvconvert -s.
Suppress locking library load failure message if --ignorelockingfailure. Suppress locking library load failure message if --ignorelockingfailure.

1
lib/metadata/metadata.h
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@ -535,6 +535,7 @@ int lv_split_segment(struct logical_volume *lv, uint32_t le);
*/ */
int lv_is_origin(const struct logical_volume *lv); int lv_is_origin(const struct logical_volume *lv);
int lv_is_cow(const struct logical_volume *lv); int lv_is_cow(const struct logical_volume *lv);
int lv_is_visible(const struct logical_volume *lv);
int pv_is_in_vg(struct volume_group *vg, struct physical_volume *pv); int pv_is_in_vg(struct volume_group *vg, struct physical_volume *pv);

8
lib/metadata/snapshot_manip.c
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@ -28,6 +28,14 @@ int lv_is_cow(const struct logical_volume *lv)
return lv->snapshot ? 1 : 0; return lv->snapshot ? 1 : 0;
} }
int lv_is_visible(const struct logical_volume *lv)
{
if (lv_is_cow(lv))
return lv_is_visible(find_cow(lv)->lv);
return lv->status & VISIBLE_LV ? 1 : 0;
}
/* Given a cow LV, return the snapshot lv_segment that uses it */ /* Given a cow LV, return the snapshot lv_segment that uses it */
struct lv_segment *find_cow(const struct logical_volume *lv) struct lv_segment *find_cow(const struct logical_volume *lv)
{ {

3
lib/report/report.c
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@ -525,8 +525,7 @@ static int _lvname_disp(struct report_handle *rh, struct field *field,
char *repstr; char *repstr;
size_t len; size_t len;
/* FIXME Remove need for snapshot special case */ if (lv_is_visible(lv)) {
if (lv->status & VISIBLE_LV || lv_is_cow(lv)) {
repstr = lv->name; repstr = lv->name;
return _string_disp(rh, field, &repstr); return _string_disp(rh, field, &repstr);
} }

3
tools/lvdisplay.c
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@ -18,8 +18,7 @@
static int _lvdisplay_single(struct cmd_context *cmd, struct logical_volume *lv, static int _lvdisplay_single(struct cmd_context *cmd, struct logical_volume *lv,
void *handle) void *handle)
{ {
if (!arg_count(cmd, all_ARG) && !(lv->status & VISIBLE_LV) && if (!arg_count(cmd, all_ARG) && !lv_is_visible(lv))
!(lv_is_cow(lv)))
return ECMD_PROCESSED; return ECMD_PROCESSED;
if (arg_count(cmd, colon_ARG)) if (arg_count(cmd, colon_ARG))

4
tools/lvscan.c
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@ -27,9 +27,7 @@ static int lvscan_single(struct cmd_context *cmd, struct logical_volume *lv,
const char *active_str, *snapshot_str; const char *active_str, *snapshot_str;
/* FIXME Avoid snapshot special-case */ if (!arg_count(cmd, all_ARG) && !lv_is_visible(lv))
if (!arg_count(cmd, all_ARG) && !(lv->status & VISIBLE_LV) &&
!(lv_is_cow(lv)))
return ECMD_PROCESSED; return ECMD_PROCESSED;
inkernel = lv_info(cmd, lv, &info, 1) && info.exists; inkernel = lv_info(cmd, lv, &info, 1) && info.exists;

8
tools/reporter.c
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@ -35,9 +35,7 @@ static int _vgs_single(struct cmd_context *cmd, const char *vg_name,
static int _lvs_single(struct cmd_context *cmd, struct logical_volume *lv, static int _lvs_single(struct cmd_context *cmd, struct logical_volume *lv,
void *handle) void *handle)
{ {
/* FIXME Avoid snapshot special-case */ if (!arg_count(cmd, all_ARG) && !lv_is_visible(lv))
if (!arg_count(cmd, all_ARG) && !(lv->status & VISIBLE_LV) &&
!(lv_is_cow(lv)))
return ECMD_PROCESSED; return ECMD_PROCESSED;
if (!report_object(handle, lv->vg, lv, NULL, NULL, NULL)) if (!report_object(handle, lv->vg, lv, NULL, NULL, NULL))
@ -83,9 +81,7 @@ static int _pvsegs_sub_single(struct cmd_context *cmd, struct volume_group *vg,
static int _lvsegs_single(struct cmd_context *cmd, struct logical_volume *lv, static int _lvsegs_single(struct cmd_context *cmd, struct logical_volume *lv,
void *handle) void *handle)
{ {
/* FIXME Avoid snapshot special-case */ if (!arg_count(cmd, all_ARG) && !lv_is_visible(lv))
if (!arg_count(cmd, all_ARG) && !(lv->status & VISIBLE_LV) &&
!(lv_is_cow(lv)))
return ECMD_PROCESSED; return ECMD_PROCESSED;
return process_each_segment_in_lv(cmd, lv, handle, _segs_single); return process_each_segment_in_lv(cmd, lv, handle, _segs_single);