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block: rename blk_scsi_cmd_filter to blk_cmd_filter 

Technically, the cmd_filter would be applied to other protocols though
it's unlikely to happen. Putting SCSI stuff to request_queue is kinda
layer violation. So let's rename it.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
This commit is contained in:
FUJITA Tomonori 2008-07-26 18:03:25 +09:00 committed by Jens Axboe
parent 14e507b852
commit 4beab5c623
3 changed files with 20 additions and 20 deletions
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30
block/cmd-filter.c
View File

@ -27,7 +27,7 @@
#include <scsi/scsi.h>
#include <linux/cdrom.h>
int blk_verify_command(struct blk_scsi_cmd_filter *filter,
int blk_verify_command(struct blk_cmd_filter *filter,
unsigned char *cmd, int has_write_perm)
{
/* root can do any command. */
@ -51,7 +51,7 @@ int blk_verify_command(struct blk_scsi_cmd_filter *filter,
EXPORT_SYMBOL(blk_verify_command);
/* and now, the sysfs stuff */
static ssize_t rcf_cmds_show(struct blk_scsi_cmd_filter *filter, char *page,
static ssize_t rcf_cmds_show(struct blk_cmd_filter *filter, char *page,
int rw)
{
char *npage = page;
@ -78,18 +78,18 @@ static ssize_t rcf_cmds_show(struct blk_scsi_cmd_filter *filter, char *page,
return npage - page;
}
static ssize_t rcf_readcmds_show(struct blk_scsi_cmd_filter *filter, char *page)
static ssize_t rcf_readcmds_show(struct blk_cmd_filter *filter, char *page)
{
return rcf_cmds_show(filter, page, READ);
}
static ssize_t rcf_writecmds_show(struct blk_scsi_cmd_filter *filter,
static ssize_t rcf_writecmds_show(struct blk_cmd_filter *filter,
char *page)
{
return rcf_cmds_show(filter, page, WRITE);
}
static ssize_t rcf_cmds_store(struct blk_scsi_cmd_filter *filter,
static ssize_t rcf_cmds_store(struct blk_cmd_filter *filter,
const char *page, size_t count, int rw)
{
ssize_t ret = 0;
@ -122,13 +122,13 @@ static ssize_t rcf_cmds_store(struct blk_scsi_cmd_filter *filter,
return count;
}
static ssize_t rcf_readcmds_store(struct blk_scsi_cmd_filter *filter,
static ssize_t rcf_readcmds_store(struct blk_cmd_filter *filter,
const char *page, size_t count)
{
return rcf_cmds_store(filter, page, count, READ);
}
static ssize_t rcf_writecmds_store(struct blk_scsi_cmd_filter *filter,
static ssize_t rcf_writecmds_store(struct blk_cmd_filter *filter,
const char *page, size_t count)
{
return rcf_cmds_store(filter, page, count, WRITE);
@ -136,8 +136,8 @@ static ssize_t rcf_writecmds_store(struct blk_scsi_cmd_filter *filter,
struct rcf_sysfs_entry {
struct attribute attr;
ssize_t (*show)(struct blk_scsi_cmd_filter *, char *);
ssize_t (*store)(struct blk_scsi_cmd_filter *, const char *, size_t);
ssize_t (*show)(struct blk_cmd_filter *, char *);
ssize_t (*store)(struct blk_cmd_filter *, const char *, size_t);
};
static struct rcf_sysfs_entry rcf_readcmds_entry = {
@ -164,9 +164,9 @@ static ssize_t
rcf_attr_show(struct kobject *kobj, struct attribute *attr, char *page)
{
struct rcf_sysfs_entry *entry = to_rcf(attr);
struct blk_scsi_cmd_filter *filter;
struct blk_cmd_filter *filter;
filter = container_of(kobj, struct blk_scsi_cmd_filter, kobj);
filter = container_of(kobj, struct blk_cmd_filter, kobj);
if (entry->show)
return entry->show(filter, page);
@ -178,7 +178,7 @@ rcf_attr_store(struct kobject *kobj, struct attribute *attr,
const char *page, size_t length)
{
struct rcf_sysfs_entry *entry = to_rcf(attr);
struct blk_scsi_cmd_filter *filter;
struct blk_cmd_filter *filter;
if (!capable(CAP_SYS_RAWIO))
return -EPERM;
@ -186,7 +186,7 @@ rcf_attr_store(struct kobject *kobj, struct attribute *attr,
if (!entry->store)
return -EINVAL;
filter = container_of(kobj, struct blk_scsi_cmd_filter, kobj);
filter = container_of(kobj, struct blk_cmd_filter, kobj);
return entry->store(filter, page, length);
}
@ -203,7 +203,7 @@ static struct kobj_type rcf_ktype = {
int blk_register_filter(struct gendisk *disk)
{
int ret;
struct blk_scsi_cmd_filter *filter = &disk->queue->cmd_filter;
struct blk_cmd_filter *filter = &disk->queue->cmd_filter;
struct kobject *parent = kobject_get(disk->holder_dir->parent);
if (!parent)
@ -220,7 +220,7 @@ int blk_register_filter(struct gendisk *disk)
void blk_unregister_filter(struct gendisk *disk)
{
struct blk_scsi_cmd_filter *filter = &disk->queue->cmd_filter;
struct blk_cmd_filter *filter = &disk->queue->cmd_filter;
kobject_put(&filter->kobj);
kobject_put(disk->holder_dir->parent);

2
block/scsi_ioctl.c
View File

@ -105,7 +105,7 @@ static int sg_emulated_host(struct request_queue *q, int __user *p)
return put_user(1, p);
}
void blk_set_cmd_filter_defaults(struct blk_scsi_cmd_filter *filter)
void blk_set_cmd_filter_defaults(struct blk_cmd_filter *filter)
{
/* Basic read-only commands */
__set_bit(TEST_UNIT_READY, filter->read_ok);

8
include/linux/blkdev.h
View File

@ -283,7 +283,7 @@ struct blk_queue_tag {
#define BLK_SCSI_MAX_CMDS (256)
#define BLK_SCSI_CMD_PER_LONG (BLK_SCSI_MAX_CMDS / (sizeof(long) * 8))
struct blk_scsi_cmd_filter {
struct blk_cmd_filter {
unsigned long read_ok[BLK_SCSI_CMD_PER_LONG];
unsigned long write_ok[BLK_SCSI_CMD_PER_LONG];
struct kobject kobj;
@ -407,7 +407,7 @@ struct request_queue
#if defined(CONFIG_BLK_DEV_BSG)
struct bsg_class_device bsg_dev;
#endif
struct blk_scsi_cmd_filter cmd_filter;
struct blk_cmd_filter cmd_filter;
};
#define QUEUE_FLAG_CLUSTER 0 /* cluster several segments into 1 */
@ -843,11 +843,11 @@ extern int blkdev_issue_flush(struct block_device *, sector_t *);
/*
* command filter functions
*/
extern int blk_verify_command(struct blk_scsi_cmd_filter *filter,
extern int blk_verify_command(struct blk_cmd_filter *filter,
unsigned char *cmd, int has_write_perm);
extern int blk_register_filter(struct gendisk *disk);
extern void blk_unregister_filter(struct gendisk *disk);
extern void blk_set_cmd_filter_defaults(struct blk_scsi_cmd_filter *filter);
extern void blk_set_cmd_filter_defaults(struct blk_cmd_filter *filter);
#define MAX_PHYS_SEGMENTS 128
#define MAX_HW_SEGMENTS 128