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vgcreate: Permit non-power-of-2 extent sizes.

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Relax validation to permit extent sizes > 128KB that are not powers of 2
with lvm2 format.  Existing code was already capable of handling this.
This commit is contained in:
Alasdair G Kergon
2014-10-14 18:12:15 +01:00
parent 02628413ca
commit 5e6e2d6b1b
11 changed files with 107 additions and 81 deletions
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14
lib/format_text/format-text.c
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@@ -72,13 +72,14 @@ void rlocn_set_ignored(struct raw_locn *rlocn, unsigned mda_ignored)
* NOTE: Currently there can be only one vg per text file.
*/
static int _text_vg_setup(struct format_instance *fid __attribute__((unused)),
/*
* Only used by vgcreate.
*/
static int _text_vg_setup(struct format_instance *fid,
struct volume_group *vg)
{
if (vg->extent_size & (vg->extent_size - 1)) {
log_error("Extent size must be power of 2");
return 0;
}
if (!vg_check_new_extent_size(vg->fid->fmt, vg->extent_size))
return_0;
return 1;
}
@@ -2440,7 +2441,8 @@ struct format_type *create_text_format(struct cmd_context *cmd)
fmt->orphan_vg_name = ORPHAN_VG_NAME(FMT_TEXT_NAME);
fmt->features = FMT_SEGMENTS | FMT_MDAS | FMT_TAGS | FMT_PRECOMMIT |
FMT_UNLIMITED_VOLS | FMT_RESIZE_PV |
FMT_UNLIMITED_STRIPESIZE | FMT_BAS | FMT_CONFIG_PROFILE;
FMT_UNLIMITED_STRIPESIZE | FMT_BAS | FMT_CONFIG_PROFILE |
FMT_NON_POWER2_EXTENTS;
if (!(mda_lists = dm_malloc(sizeof(struct mda_lists)))) {
log_error("Failed to allocate dir_list");