mirror of
https://github.com/torvalds/linux.git
synced 2024-11-13 23:51:39 +00:00
1907131bbe
This patch changes quota_tree.c:write_blk() to detect error caused by partial write to quota file and add a macro to limit control printed quota error messages so we won't fill up dmesg with a corrupted quota file. Signed-off-by: Jiaying Zhang <jiayingz@google.com> Signed-off-by: Jan Kara <jack@suse.cz>
32 lines
792 B
C
32 lines
792 B
C
/*
|
|
* Definitions of structures for vfsv0 quota format
|
|
*/
|
|
|
|
#ifndef _LINUX_QUOTA_TREE_H
|
|
#define _LINUX_QUOTA_TREE_H
|
|
|
|
#include <linux/types.h>
|
|
#include <linux/quota.h>
|
|
|
|
/*
|
|
* Structure of header of block with quota structures. It is padded to 16 bytes so
|
|
* there will be space for exactly 21 quota-entries in a block
|
|
*/
|
|
struct qt_disk_dqdbheader {
|
|
__le32 dqdh_next_free; /* Number of next block with free entry */
|
|
__le32 dqdh_prev_free; /* Number of previous block with free entry */
|
|
__le16 dqdh_entries; /* Number of valid entries in block */
|
|
__le16 dqdh_pad1;
|
|
__le32 dqdh_pad2;
|
|
};
|
|
|
|
#define QT_TREEOFF 1 /* Offset of tree in file in blocks */
|
|
|
|
#define q_warn(fmt, args...) \
|
|
do { \
|
|
if (printk_ratelimit()) \
|
|
printk(fmt, ## args); \
|
|
} while(0)
|
|
|
|
#endif /* _LINUX_QUOTAIO_TREE_H */
|