f560422fa0
Redundant help texts (one which only repeats the description) are deleted. Descriptions and help texts are trimmed. Some config options are moved, even across menus. No config option _names_ are changed. Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
60 lines
1.7 KiB
C
60 lines
1.7 KiB
C
/*
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* volume_id - reads filesystem label and uuid
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*
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* Copyright (C) 2005 Kay Sievers <kay.sievers@vrfy.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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//kbuild:### lib-$(CONFIG_FEATURE_VOLUMEID_LSIRAID) += lsi_raid.o
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//config:### config FEATURE_VOLUMEID_LSIRAID
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//config:### bool "lsi raid"
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//config:### default y
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//config:### depends on VOLUMEID
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#include "volume_id_internal.h"
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struct lsi_meta {
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uint8_t sig[6];
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} PACKED;
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#define LSI_SIGNATURE "$XIDE$"
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int FAST_FUNC volume_id_probe_lsi_mega_raid(struct volume_id *id, uint64_t off, uint64_t size)
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{
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uint64_t meta_off;
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struct lsi_meta *lsi;
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dbg("probing at offset 0x%llx, size 0x%llx",
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(unsigned long long) off, (unsigned long long) size);
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if (size < 0x10000)
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return -1;
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meta_off = ((size / 0x200)-1) * 0x200;
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lsi = volume_id_get_buffer(id, off + meta_off, 0x200);
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if (lsi == NULL)
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return -1;
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if (memcmp(lsi->sig, LSI_SIGNATURE, sizeof(LSI_SIGNATURE)-1) != 0)
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return -1;
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// volume_id_set_usage(id, VOLUME_ID_RAID);
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// id->type = "lsi_mega_raid_member";
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return 0;
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}
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