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From: wysochanski@sourceware.org To: lvm-devel@redhat.com, lvm2-cvs@sourceware.org Subject: LVM2 lib/metadata/metadata-exported.h lib/meta ... Date: Thu, 09 Jul 2009 10:06:00 -0000 [thread overview] Message-ID: <20090709100601.11014.qmail@sourceware.org> (raw) CVSROOT: /cvs/lvm2 Module name: LVM2 Changes by: wysochanski@sourceware.org 2009-07-09 10:06:01 Modified files: lib/metadata : metadata-exported.h metadata.c tools : vgchange.c Log message: Add vg_set_max_lv() liblvm function and move vgchange logic inside. Signed-off-by: Dave Wysochanski <dwysocha@redhat.com> Patches: http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/lib/metadata/metadata-exported.h.diff?cvsroot=lvm2&r1=1.83&r2=1.84 http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/lib/metadata/metadata.c.diff?cvsroot=lvm2&r1=1.237&r2=1.238 http://sourceware.org/cgi-bin/cvsweb.cgi/LVM2/tools/vgchange.c.diff?cvsroot=lvm2&r1=1.77&r2=1.78 --- LVM2/lib/metadata/metadata-exported.h 2009/07/09 10:04:52 1.83 +++ LVM2/lib/metadata/metadata-exported.h 2009/07/09 10:06:00 1.84 @@ -435,6 +435,7 @@ const char *new_name); int vg_extend(struct volume_group *vg, int pv_count, char **pv_names); int vg_set_extent_size(vg_t *vg, uint32_t new_extent_size); +int vg_set_max_lv(vg_t *vg, uint32_t max_lv); int vg_split_mdas(struct cmd_context *cmd, struct volume_group *vg_from, struct volume_group *vg_to); --- LVM2/lib/metadata/metadata.c 2009/07/09 10:04:52 1.237 +++ LVM2/lib/metadata/metadata.c 2009/07/09 10:06:00 1.238 @@ -774,6 +774,34 @@ return 1; } +int vg_set_max_lv(vg_t *vg, uint32_t max_lv) +{ + if (!(vg_status(vg) & RESIZEABLE_VG)) { + log_error("Volume group \"%s\" must be resizeable " + "to change MaxLogicalVolume", vg->name); + return 0; + } + + if (!(vg->fid->fmt->features & FMT_UNLIMITED_VOLS)) { + if (!max_lv) + max_lv = 255; + else if (max_lv > 255) { + log_error("MaxLogicalVolume limit is 255"); + return 0; + } + } + + if (max_lv && max_lv < vg_visible_lvs(vg)) { + log_error("MaxLogicalVolume is less than the current number " + "%d of LVs for %s", vg_visible_lvs(vg), + vg->name); + return 0; + } + vg->max_lv = max_lv; + + return 1; +} + /* * Separate metadata areas after splitting a VG. * Also accepts orphan VG as destination (for vgreduce). --- LVM2/tools/vgchange.c 2009/07/09 10:04:52 1.77 +++ LVM2/tools/vgchange.c 2009/07/09 10:06:01 1.78 @@ -293,32 +293,11 @@ { uint32_t max_lv = arg_uint_value(cmd, logicalvolume_ARG, 0); - if (!(vg_status(vg) & RESIZEABLE_VG)) { - log_error("Volume group \"%s\" must be resizeable " - "to change MaxLogicalVolume", vg->name); - return ECMD_FAILED; - } - - if (!(vg->fid->fmt->features & FMT_UNLIMITED_VOLS)) { - if (!max_lv) - max_lv = 255; - else if (max_lv > 255) { - log_error("MaxLogicalVolume limit is 255"); - return ECMD_FAILED; - } - } - - if (max_lv && max_lv < vg_visible_lvs(vg)) { - log_error("MaxLogicalVolume is less than the current number " - "%d of LVs for %s", vg_visible_lvs(vg), - vg->name); - return ECMD_FAILED; - } - if (!archive(vg)) return ECMD_FAILED; - vg->max_lv = max_lv; + if (!vg_set_max_lv(vg, max_lv)) + return ECMD_FAILED; if (!vg_write(vg) || !vg_commit(vg)) return ECMD_FAILED;
next reply other threads:[~2009-07-09 10:06 UTC|newest] Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top 2009-07-09 10:06 wysochanski [this message] -- strict thread matches above, loose matches on Subject: below -- 2011-02-21 12:29 prajnoha 2010-10-12 16:41 mornfall 2010-06-30 20:03 agk 2010-06-30 18:03 wysochanski 2010-06-29 21:32 wysochanski 2010-06-28 20:40 wysochanski 2010-02-24 18:15 wysochanski 2010-02-24 18:15 wysochanski 2010-02-14 3:21 wysochanski 2010-02-14 3:21 wysochanski 2009-11-01 20:05 wysochanski 2009-11-01 19:51 wysochanski 2009-10-31 17:30 wysochanski 2009-10-05 20:03 wysochanski 2009-10-05 20:02 wysochanski 2009-10-01 1:04 agk 2009-09-14 15:45 wysochanski 2009-09-02 21:39 wysochanski 2009-09-02 21:39 wysochanski 2009-07-28 15:14 wysochanski 2009-07-28 13:17 wysochanski 2009-07-26 2:34 wysochanski 2009-07-26 1:53 wysochanski 2009-07-15 5:50 mornfall 2009-07-14 2:15 wysochanski 2009-07-10 20:07 wysochanski 2009-07-10 20:05 wysochanski 2009-07-09 10:09 wysochanski 2009-07-09 10:08 wysochanski 2009-07-09 10:07 wysochanski 2009-07-09 10:04 wysochanski 2009-07-09 10:03 wysochanski 2009-07-08 14:33 wysochanski 2009-07-01 17:01 wysochanski 2008-06-24 20:10 wysochanski 2008-01-16 19:54 wysochanski 2008-01-15 22:56 wysochanski 2007-12-22 2:13 agk 2007-11-15 22:11 agk 2007-07-23 21:03 wysochanski
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