Contributors: 2
Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
Phillip Lougher |
120 |
98.36% |
3 |
75.00% |
Thomas Gleixner |
2 |
1.64% |
1 |
25.00% |
Total |
122 |
|
4 |
|
// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2013
* Phillip Lougher <phillip@squashfs.org.uk>
*/
#include <linux/fs.h>
#include <linux/vfs.h>
#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/string.h>
#include <linux/pagemap.h>
#include <linux/mutex.h>
#include "squashfs_fs.h"
#include "squashfs_fs_sb.h"
#include "squashfs_fs_i.h"
#include "squashfs.h"
/* Read separately compressed datablock and memcopy into page cache */
int squashfs_readpage_block(struct page *page, u64 block, int bsize, int expected)
{
struct inode *i = page->mapping->host;
struct squashfs_cache_entry *buffer = squashfs_get_datablock(i->i_sb,
block, bsize);
int res = buffer->error;
if (res)
ERROR("Unable to read page, block %llx, size %x\n", block,
bsize);
else
squashfs_copy_cache(page, buffer, expected, 0);
squashfs_cache_put(buffer);
return res;
}