Commit 5489377c authored by Konrad Rzeszutek Wilk's avatar Konrad Rzeszutek Wilk

xen/blkback: blkif->struct blkif_st

checkpatch.pl suggested that we don't use the typdef in common.h
and this triggered this avalanche of patches.
Signed-off-by: default avatarKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>
parent a1397fa3
......@@ -75,7 +75,7 @@ module_param(debug_lvl, int, 0644);
* response queued for it, with the saved 'id' passed back.
*/
typedef struct {
blkif_t *blkif;
struct blkif_st *blkif;
u64 id;
int nr_pages;
atomic_t pendcnt;
......@@ -123,11 +123,11 @@ static inline unsigned long vaddr(pending_req_t *req, int seg)
(blkbk->pending_grant_handles[vaddr_pagenr(_req, _seg)])
static int do_block_io_op(blkif_t *blkif);
static void dispatch_rw_block_io(blkif_t *blkif,
static int do_block_io_op(struct blkif_st *blkif);
static void dispatch_rw_block_io(struct blkif_st *blkif,
struct blkif_request *req,
pending_req_t *pending_req);
static void make_response(blkif_t *blkif, u64 id,
static void make_response(struct blkif_st *blkif, u64 id,
unsigned short op, int st);
/*
......@@ -169,7 +169,7 @@ static void free_req(pending_req_t *req)
* It is OK to make multiple calls in this function as it
* resets the plug to NULL when it is done on the first call.
*/
static void unplug_queue(blkif_t *blkif)
static void unplug_queue(struct blkif_st *blkif)
{
if (blkif->plug == NULL)
return;
......@@ -185,7 +185,7 @@ static void unplug_queue(blkif_t *blkif)
* not to double reference. We also give back a reference count
* if it corresponds to another queue.
*/
static void plug_queue(blkif_t *blkif, struct block_device *bdev)
static void plug_queue(struct blkif_st *blkif, struct block_device *bdev)
{
struct request_queue *q = bdev_get_queue(bdev);
......@@ -237,7 +237,7 @@ static void fast_flush_area(pending_req_t *req)
* SCHEDULER FUNCTIONS
*/
static void print_stats(blkif_t *blkif)
static void print_stats(struct blkif_st *blkif)
{
printk(KERN_DEBUG "%s: oo %3d | rd %4d | wr %4d | br %4d\n",
current->comm, blkif->st_oo_req,
......@@ -250,7 +250,7 @@ static void print_stats(blkif_t *blkif)
int blkif_schedule(void *arg)
{
blkif_t *blkif = arg;
struct blkif_st *blkif = arg;
struct vbd *vbd = &blkif->vbd;
blkif_get(blkif);
......@@ -337,7 +337,7 @@ static void end_block_io_op(struct bio *bio, int error)
* Notification from the guest OS.
*/
static void blkif_notify_work(blkif_t *blkif)
static void blkif_notify_work(struct blkif_st *blkif)
{
blkif->waiting_reqs = 1;
wake_up(&blkif->wq);
......@@ -356,7 +356,7 @@ irqreturn_t blkif_be_int(int irq, void *dev_id)
* (which has the sectors we want, number of them, grant references, etc),
* and transmute it to the block API to hand it over to the proper block disk.
*/
static int do_block_io_op(blkif_t *blkif)
static int do_block_io_op(struct blkif_st *blkif)
{
union blkif_back_rings *blk_rings = &blkif->blk_rings;
struct blkif_request req;
......@@ -438,7 +438,7 @@ static int do_block_io_op(blkif_t *blkif)
* Transumation of the 'struct blkif_request' to a proper 'struct bio'
* and call the 'submit_bio' to pass it to the underlaying storage.
*/
static void dispatch_rw_block_io(blkif_t *blkif,
static void dispatch_rw_block_io(struct blkif_st *blkif,
struct blkif_request *req,
pending_req_t *pending_req)
{
......@@ -633,7 +633,7 @@ static void dispatch_rw_block_io(blkif_t *blkif,
/*
* Put a response on the ring on how the operation fared.
*/
static void make_response(blkif_t *blkif, u64 id,
static void make_response(struct blkif_st *blkif, u64 id,
unsigned short op, int st)
{
struct blkif_response resp;
......
......@@ -34,7 +34,7 @@
#include <linux/blkdev.h>
#include <linux/vmalloc.h>
#include <linux/wait.h>
#include <asm/io.h>
#include <linux/io.h>
#include <asm/setup.h>
#include <asm/pgalloc.h>
#include <asm/hypervisor.h>
......@@ -44,7 +44,7 @@
#define DPRINTK(_f, _a...) \
pr_debug("(file=%s, line=%d) " _f, \
__FILE__ , __LINE__ , ## _a )
__FILE__ , __LINE__ , ## _a)
struct vbd {
blkif_vdev_t handle; /* what the domain refers to this vbd as */
......@@ -57,7 +57,7 @@ struct vbd {
struct backend_info;
typedef struct blkif_st {
struct blkif_st {
/* Unique identifier for this interface. */
domid_t domid;
unsigned int handle;
......@@ -94,13 +94,14 @@ typedef struct blkif_st {
grant_handle_t shmem_handle;
grant_ref_t shmem_ref;
} blkif_t;
};
blkif_t *blkif_alloc(domid_t domid);
void blkif_disconnect(blkif_t *blkif);
void blkif_free(blkif_t *blkif);
int blkif_map(blkif_t *blkif, unsigned long shared_page, unsigned int evtchn);
void vbd_resize(blkif_t *blkif);
struct blkif_st *blkif_alloc(domid_t domid);
void blkif_disconnect(struct blkif_st *blkif);
void blkif_free(struct blkif_st *blkif);
int blkif_map(struct blkif_st *blkif, unsigned long shared_page,
unsigned int evtchn);
void vbd_resize(struct blkif_st *blkif);
#define blkif_get(_b) (atomic_inc(&(_b)->refcnt))
#define blkif_put(_b) \
......@@ -110,7 +111,7 @@ void vbd_resize(blkif_t *blkif);
} while (0)
/* Create a vbd. */
int vbd_create(blkif_t *blkif, blkif_vdev_t vdevice, unsigned major,
int vbd_create(struct blkif_st *blkif, blkif_vdev_t vdevice, unsigned major,
unsigned minor, int readonly, int cdrom);
void vbd_free(struct vbd *vbd);
......@@ -125,7 +126,7 @@ struct phys_req {
blkif_sector_t sector_number;
};
int vbd_translate(struct phys_req *req, blkif_t *blkif, int operation);
int vbd_translate(struct phys_req *req, struct blkif_st *blkif, int operation);
int blkif_interface_init(void);
......
......@@ -35,9 +35,9 @@
static struct kmem_cache *blkif_cachep;
blkif_t *blkif_alloc(domid_t domid)
struct blkif_st *blkif_alloc(domid_t domid)
{
blkif_t *blkif;
struct blkif_st *blkif;
blkif = kmem_cache_alloc(blkif_cachep, GFP_KERNEL);
if (!blkif)
......@@ -54,7 +54,7 @@ blkif_t *blkif_alloc(domid_t domid)
return blkif;
}
static int map_frontend_page(blkif_t *blkif, unsigned long shared_page)
static int map_frontend_page(struct blkif_st *blkif, unsigned long shared_page)
{
struct gnttab_map_grant_ref op;
......@@ -75,7 +75,7 @@ static int map_frontend_page(blkif_t *blkif, unsigned long shared_page)
return 0;
}
static void unmap_frontend_page(blkif_t *blkif)
static void unmap_frontend_page(struct blkif_st *blkif)
{
struct gnttab_unmap_grant_ref op;
......@@ -86,7 +86,7 @@ static void unmap_frontend_page(blkif_t *blkif)
BUG();
}
int blkif_map(blkif_t *blkif, unsigned long shared_page, unsigned int evtchn)
int blkif_map(struct blkif_st *blkif, unsigned long shared_page, unsigned int evtchn)
{
int err;
......@@ -143,7 +143,7 @@ int blkif_map(blkif_t *blkif, unsigned long shared_page, unsigned int evtchn)
return 0;
}
void blkif_disconnect(blkif_t *blkif)
void blkif_disconnect(struct blkif_st *blkif)
{
if (blkif->xenblkd) {
kthread_stop(blkif->xenblkd);
......@@ -166,7 +166,7 @@ void blkif_disconnect(blkif_t *blkif)
}
}
void blkif_free(blkif_t *blkif)
void blkif_free(struct blkif_st *blkif)
{
if (!atomic_dec_and_test(&blkif->refcnt))
BUG();
......@@ -175,7 +175,7 @@ void blkif_free(blkif_t *blkif)
int __init blkif_interface_init(void)
{
blkif_cachep = kmem_cache_create("blkif_cache", sizeof(blkif_t),
blkif_cachep = kmem_cache_create("blkif_cache", sizeof(struct blkif_st),
0, 0, NULL);
if (!blkif_cachep)
return -ENOMEM;
......
......@@ -48,7 +48,7 @@ unsigned long vbd_secsize(struct vbd *vbd)
return bdev_logical_block_size(vbd->bdev);
}
int vbd_create(blkif_t *blkif, blkif_vdev_t handle, unsigned major,
int vbd_create(struct blkif_st *blkif, blkif_vdev_t handle, unsigned major,
unsigned minor, int readonly, int cdrom)
{
struct vbd *vbd;
......@@ -97,7 +97,7 @@ void vbd_free(struct vbd *vbd)
vbd->bdev = NULL;
}
int vbd_translate(struct phys_req *req, blkif_t *blkif, int operation)
int vbd_translate(struct phys_req *req, struct blkif_st *blkif, int operation)
{
struct vbd *vbd = &blkif->vbd;
int rc = -EACCES;
......@@ -116,7 +116,7 @@ int vbd_translate(struct phys_req *req, blkif_t *blkif, int operation)
return rc;
}
void vbd_resize(blkif_t *blkif)
void vbd_resize(struct blkif_st *blkif)
{
struct vbd *vbd = &blkif->vbd;
struct xenbus_transaction xbt;
......
......@@ -30,7 +30,7 @@
struct backend_info
{
struct xenbus_device *dev;
blkif_t *blkif;
struct blkif_st *blkif;
struct xenbus_watch backend_watch;
unsigned major;
unsigned minor;
......@@ -47,7 +47,7 @@ struct xenbus_device *blkback_xenbus(struct backend_info *be)
return be->dev;
}
static int blkback_name(blkif_t *blkif, char *buf)
static int blkback_name(struct blkif_st *blkif, char *buf)
{
char *devpath, *devname;
struct xenbus_device *dev = blkif->be->dev;
......@@ -67,7 +67,7 @@ static int blkback_name(blkif_t *blkif, char *buf)
return 0;
}
static void update_blkif_status(blkif_t *blkif)
static void update_blkif_status(struct blkif_st *blkif)
{
int err;
char name[TASK_COMM_LEN];
......
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