linux/block/partitions/aix.c

// SPDX-License-Identifier: GPL-2.0
/*
 *  fs/partitions/aix.c
 *
 *  Copyright (C) 2012-2013 Philippe De Muyter <[email protected]>
 */

#include "check.h"

struct lvm_rec { … };

struct vgda { … };

struct lvd { … };

struct lvname { … };

struct ppe { … };

struct pvd { … };

#define LVM_MAXLVS …

/**
 * read_lba(): Read bytes from disk, starting at given LBA
 * @state
 * @lba
 * @buffer
 * @count
 *
 * Description:  Reads @count bytes from @state->disk into @buffer.
 * Returns number of bytes read on success, 0 on error.
 */
static size_t read_lba(struct parsed_partitions *state, u64 lba, u8 *buffer,
			size_t count)
{ … }

/**
 * alloc_pvd(): reads physical volume descriptor
 * @state
 * @lba
 *
 * Description: Returns pvd on success,  NULL on error.
 * Allocates space for pvd and fill it with disk blocks at @lba
 * Notes: remember to free pvd when you're done!
 */
static struct pvd *alloc_pvd(struct parsed_partitions *state, u32 lba)
{ … }

/**
 * alloc_lvn(): reads logical volume names
 * @state
 * @lba
 *
 * Description: Returns lvn on success,  NULL on error.
 * Allocates space for lvn and fill it with disk blocks at @lba
 * Notes: remember to free lvn when you're done!
 */
static struct lvname *alloc_lvn(struct parsed_partitions *state, u32 lba)
{ … }

int aix_partition(struct parsed_partitions *state)
{ … }