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54b41dcd53
When an orphan PV is changed/resized, the lvmlockd global lock is converted from sh to ex. If the command is changing two orphan PVs, the conversion to ex should be done only once.
99 lines
2.5 KiB
C
99 lines
2.5 KiB
C
/*
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* Copyright (C) 2001-2004 Sistina Software, Inc. All rights reserved.
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* Copyright (C) 2004-2005 Red Hat, Inc. All rights reserved.
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* Copyright (C) 2005 Zak Kipling. All rights reserved.
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*
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* This file is part of LVM2.
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*
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* This copyrighted material is made available to anyone wishing to use,
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* modify, copy, or redistribute it subject to the terms and conditions
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* of the GNU Lesser General Public License v.2.1.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "tools.h"
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struct pvresize_params {
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uint64_t new_size;
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unsigned done;
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unsigned total;
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};
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static int _pvresize_single(struct cmd_context *cmd,
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struct volume_group *vg,
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struct physical_volume *pv,
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struct processing_handle *handle)
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{
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struct pvresize_params *params = (struct pvresize_params *) handle->custom_handle;
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if (!params) {
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log_error(INTERNAL_ERROR "Invalid resize params.");
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return ECMD_FAILED;
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}
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params->total++;
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/*
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* Needed to change a property on an orphan PV.
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* i.e. the global lock is only needed for orphans.
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* Convert sh to ex.
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*/
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if (is_orphan(pv)) {
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if (!lockd_gl(cmd, "ex", 0))
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return_ECMD_FAILED;
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cmd->lockd_gl_disable = 1;
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}
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if (!pv_resize_single(cmd, vg, pv, params->new_size))
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return_ECMD_FAILED;
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params->done++;
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return ECMD_PROCESSED;
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}
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int pvresize(struct cmd_context *cmd, int argc, char **argv)
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{
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struct pvresize_params params;
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struct processing_handle *handle = NULL;
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int ret;
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if (!argc) {
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log_error("Please supply physical volume(s)");
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ret = EINVALID_CMD_LINE;
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goto out;
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}
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if (arg_sign_value(cmd, physicalvolumesize_ARG, SIGN_NONE) == SIGN_MINUS) {
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log_error("Physical volume size may not be negative");
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ret = EINVALID_CMD_LINE;
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goto out;
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}
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params.new_size = arg_uint64_value(cmd, physicalvolumesize_ARG,
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UINT64_C(0));
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params.done = 0;
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params.total = 0;
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if (!(handle = init_processing_handle(cmd))) {
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log_error("Failed to initialize processing handle.");
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ret = ECMD_FAILED;
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goto out;
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}
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handle->custom_handle = ¶ms;
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ret = process_each_pv(cmd, argc, argv, NULL, READ_FOR_UPDATE, handle,
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_pvresize_single);
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log_print_unless_silent("%d physical volume(s) resized / %d physical volume(s) "
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"not resized", params.done, params.total - params.done);
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out:
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destroy_processing_handle(cmd, handle);
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return ret;
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}
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