To make type's name compact, *_backend_ops is changed to '*_bknd_ops'. Also
'ops' is now changed to 'bknd_ops' to clarify it is a data structure with
entry points of 'backend' operations.
Signed-off-by: Dongwon Kim <dongwon.kim@xxxxxxxxx>
---
drivers/xen/hyper_dmabuf/hyper_dmabuf_drv.c | 14 +++++------
drivers/xen/hyper_dmabuf/hyper_dmabuf_drv.h | 4 ++--
drivers/xen/hyper_dmabuf/hyper_dmabuf_ioctl.c | 28 +++++++++++-----------
drivers/xen/hyper_dmabuf/hyper_dmabuf_ops.c | 10 ++++----
drivers/xen/hyper_dmabuf/hyper_dmabuf_sgl_proc.c | 4 ++--
.../xen/hyper_dmabuf/xen/hyper_dmabuf_xen_drv.c | 2 +-
.../xen/hyper_dmabuf/xen/hyper_dmabuf_xen_drv.h | 2 +-
7 files changed, 33 insertions(+), 31 deletions(-)
diff --git a/drivers/xen/hyper_dmabuf/hyper_dmabuf_drv.c b/drivers/xen/hyper_dmabuf/hyper_dmabuf_drv.c
index 387cc63..161fee7 100644
--- a/drivers/xen/hyper_dmabuf/hyper_dmabuf_drv.c
+++ b/drivers/xen/hyper_dmabuf/hyper_dmabuf_drv.c
@@ -276,13 +276,13 @@ static int __init hyper_dmabuf_drv_init(void)
/* currently only supports XEN hypervisor */
#ifdef CONFIG_HYPER_DMABUF_XEN
- hy_drv_priv->backend_ops = &xen_backend_ops;
+ hy_drv_priv->bknd_ops = &xen_bknd_ops;
#else
- hy_drv_priv->backend_ops = NULL;
+ hy_drv_priv->bknd_ops = NULL;
printk(KERN_ERR "hyper_dmabuf drv currently supports XEN only.\n");
#endif
- if (hy_drv_priv->backend_ops == NULL) {
+ if (hy_drv_priv->bknd_ops == NULL) {
printk(KERN_ERR "Hyper_dmabuf: no backend found\n");
return -1;
}
@@ -301,7 +301,7 @@ static int __init hyper_dmabuf_drv_init(void)
ret = hyper_dmabuf_table_init();
if (ret < 0) {
dev_err(hy_drv_priv->dev,
- "failed to initialize table for exported/imported entries\n");
+ "fail to init table for exported/imported entries\n");
mutex_unlock(&hy_drv_priv->lock);
kfree(hy_drv_priv);
return ret;
@@ -330,9 +330,9 @@ static int __init hyper_dmabuf_drv_init(void)
hy_drv_priv->pending = 0;
#endif
- hy_drv_priv->domid = hy_drv_priv->backend_ops->get_vm_id();
+ hy_drv_priv->domid = hy_drv_priv->bknd_ops->get_vm_id();
- ret = hy_drv_priv->backend_ops->init_comm_env();
+ ret = hy_drv_priv->bknd_ops->init_comm_env();
if (ret < 0) {
dev_dbg(hy_drv_priv->dev,
"failed to initialize comm-env.\n");
@@ -360,7 +360,7 @@ static void hyper_dmabuf_drv_exit(void)
/* hash tables for export/import entries and ring_infos */
hyper_dmabuf_table_destroy();
- hy_drv_priv->backend_ops->destroy_comm();
+ hy_drv_priv->bknd_ops->destroy_comm();
/* destroy workqueue */
if (hy_drv_priv->work_queue)
diff --git a/drivers/xen/hyper_dmabuf/hyper_dmabuf_drv.h b/drivers/xen/hyper_dmabuf/hyper_dmabuf_drv.h
index 049c694..4a51f9e 100644
--- a/drivers/xen/hyper_dmabuf/hyper_dmabuf_drv.h
+++ b/drivers/xen/hyper_dmabuf/hyper_dmabuf_drv.h
@@ -48,7 +48,7 @@ struct hyper_dmabuf_private {
struct list_reusable_id *id_queue;
/* backend ops - hypervisor specific */
- struct hyper_dmabuf_backend_ops *backend_ops;
+ struct hyper_dmabuf_bknd_ops *bknd_ops;
/* device global lock */
/* TODO: might need a lock per resource (e.g. EXPORT LIST) */
@@ -72,7 +72,7 @@ struct list_reusable_id {
struct list_head list;
};
-struct hyper_dmabuf_backend_ops {
+struct hyper_dmabuf_bknd_ops {
/* retreiving id of current virtual machine */
int (*get_vm_id)(void);
diff --git a/drivers/xen/hyper_dmabuf/hyper_dmabuf_ioctl.c b/drivers/xen/hyper_dmabuf/hyper_dmabuf_ioctl.c
index d11f609..d1970c8 100644
--- a/drivers/xen/hyper_dmabuf/hyper_dmabuf_ioctl.c
+++ b/drivers/xen/hyper_dmabuf/hyper_dmabuf_ioctl.c
@@ -44,7 +44,7 @@
static int hyper_dmabuf_tx_ch_setup_ioctl(struct file *filp, void *data)
{
struct ioctl_hyper_dmabuf_tx_ch_setup *tx_ch_attr;
- struct hyper_dmabuf_backend_ops *ops = hy_drv_priv->backend_ops;
+ struct hyper_dmabuf_bknd_ops *bknd_ops = hy_drv_priv->bknd_ops;
int ret = 0;
if (!data) {
@@ -53,7 +53,7 @@ static int hyper_dmabuf_tx_ch_setup_ioctl(struct file *filp, void *data)
}
tx_ch_attr = (struct ioctl_hyper_dmabuf_tx_ch_setup *)data;
- ret = ops->init_tx_ch(tx_ch_attr->remote_domain);
+ ret = bknd_ops->init_tx_ch(tx_ch_attr->remote_domain);
return ret;
}
@@ -61,7 +61,7 @@ static int hyper_dmabuf_tx_ch_setup_ioctl(struct file *filp, void *data)
static int hyper_dmabuf_rx_ch_setup_ioctl(struct file *filp, void *data)
{
struct ioctl_hyper_dmabuf_rx_ch_setup *rx_ch_attr;
- struct hyper_dmabuf_backend_ops *ops = hy_drv_priv->backend_ops;
+ struct hyper_dmabuf_bknd_ops *bknd_ops = hy_drv_priv->bknd_ops;
int ret = 0;
if (!data) {
@@ -71,7 +71,7 @@ static int hyper_dmabuf_rx_ch_setup_ioctl(struct file *filp, void *data)
rx_ch_attr = (struct ioctl_hyper_dmabuf_rx_ch_setup *)data;
- ret = ops->init_rx_ch(rx_ch_attr->source_domain);
+ ret = bknd_ops->init_rx_ch(rx_ch_attr->source_domain);
return ret;
}
@@ -79,7 +79,7 @@ static int hyper_dmabuf_rx_ch_setup_ioctl(struct file *filp, void *data)
static int send_export_msg(struct exported_sgt_info *exported,
struct pages_info *pg_info)
{
- struct hyper_dmabuf_backend_ops *ops = hy_drv_priv->backend_ops;
+ struct hyper_dmabuf_bknd_ops *bknd_ops = hy_drv_priv->bknd_ops;
struct hyper_dmabuf_req *req;
int op[MAX_NUMBER_OF_OPERANDS] = {0};
int ret, i;
@@ -94,7 +94,7 @@ static int send_export_msg(struct exported_sgt_info *exported,
op[4] = pg_info->nents;
op[5] = pg_info->frst_ofst;
op[6] = pg_info->last_len;
- op[7] = ops->share_pages(pg_info->pgs, exported->rdomid,
+ op[7] = bknd_ops->share_pages(pg_info->pgs, exported->rdomid,
pg_info->nents, &exported->refs_info);
if (op[7] < 0) {
dev_err(hy_drv_priv->dev, "pages sharing failed\n");
@@ -115,7 +115,7 @@ static int send_export_msg(struct exported_sgt_info *exported,
/* composing a message to the importer */
hyper_dmabuf_create_req(req, HYPER_DMABUF_EXPORT, &op[0]);
- ret = ops->send_req(exported->rdomid, req, true);
+ ret = bknd_ops->send_req(exported->rdomid, req, true);
kfree(req);
@@ -423,7 +423,7 @@ static int hyper_dmabuf_export_fd_ioctl(struct file *filp, void *data)
{
struct ioctl_hyper_dmabuf_export_fd *export_fd_attr =
(struct ioctl_hyper_dmabuf_export_fd *)data;
- struct hyper_dmabuf_backend_ops *ops = hy_drv_priv->backend_ops;
+ struct hyper_dmabuf_bknd_ops *bknd_ops = hy_drv_priv->bknd_ops;
struct imported_sgt_info *imported;
struct hyper_dmabuf_req *req;
struct page **data_pgs;
@@ -465,7 +465,7 @@ static int hyper_dmabuf_export_fd_ioctl(struct file *filp, void *data)
hyper_dmabuf_create_req(req, HYPER_DMABUF_EXPORT_FD, &op[0]);
- ret = ops->send_req(HYPER_DMABUF_DOM_ID(imported->hid), req, true);
+ ret = bknd_ops->send_req(HYPER_DMABUF_DOM_ID(imported->hid), req, true);
if (ret < 0) {
/* in case of timeout other end eventually will receive request,
@@ -473,7 +473,7 @@ static int hyper_dmabuf_export_fd_ioctl(struct file *filp, void *data)
*/
hyper_dmabuf_create_req(req, HYPER_DMABUF_EXPORT_FD_FAILED,
&op[0]);
- ops->send_req(op[0], req, false);
+ bknd_ops->send_req(op[0], req, false);
kfree(req);
dev_err(hy_drv_priv->dev,
"Failed to create sgt or notify exporter\n");
@@ -512,7 +512,7 @@ static int hyper_dmabuf_export_fd_ioctl(struct file *filp, void *data)
imported->hid.id, imported->hid.rng_key[0],
imported->hid.rng_key[1], imported->hid.rng_key[2]);
- data_pgs = ops->map_shared_pages(imported->ref_handle,
+ data_pgs = bknd_ops->map_shared_pages(imported->ref_handle,
HYPER_DMABUF_DOM_ID(imported->hid),
imported->nents,
&imported->refs_info);
@@ -536,7 +536,7 @@ static int hyper_dmabuf_export_fd_ioctl(struct file *filp, void *data)
hyper_dmabuf_create_req(req,
HYPER_DMABUF_EXPORT_FD_FAILED,
&op[0]);
- ops->send_req(HYPER_DMABUF_DOM_ID(imported->hid), req,
+ bknd_ops->send_req(HYPER_DMABUF_DOM_ID(imported->hid), req,
false);
kfree(req);
mutex_unlock(&hy_drv_priv->lock);
@@ -570,7 +570,7 @@ static int hyper_dmabuf_export_fd_ioctl(struct file *filp, void *data)
static void delayed_unexport(struct work_struct *work)
{
struct hyper_dmabuf_req *req;
- struct hyper_dmabuf_backend_ops *ops = hy_drv_priv->backend_ops;
+ struct hyper_dmabuf_bknd_ops *bknd_ops = hy_drv_priv->bknd_ops;
struct exported_sgt_info *exported =
container_of(work, struct exported_sgt_info, unexport.work);
int op[4];
@@ -602,7 +602,7 @@ static void delayed_unexport(struct work_struct *work)
/* Now send unexport request to remote domain, marking
* that buffer should not be used anymore
*/
- ret = ops->send_req(exported->rdomid, req, true);
+ ret = bknd_ops->send_req(exported->rdomid, req, true);
if (ret < 0) {
dev_err(hy_drv_priv->dev,
"unexport message for buffer {id:%d key:%d %d %d} failed\n",
diff --git a/drivers/xen/hyper_dmabuf/hyper_dmabuf_ops.c b/drivers/xen/hyper_dmabuf/hyper_dmabuf_ops.c
index bf805b1..e85f619 100644
--- a/drivers/xen/hyper_dmabuf/hyper_dmabuf_ops.c
+++ b/drivers/xen/hyper_dmabuf/hyper_dmabuf_ops.c
@@ -52,7 +52,7 @@ static int dmabuf_refcount(struct dma_buf *dma_buf)
static int sync_request(hyper_dmabuf_id_t hid, int dmabuf_ops)
{
struct hyper_dmabuf_req *req;
- struct hyper_dmabuf_backend_ops *ops = hy_drv_priv->backend_ops;
+ struct hyper_dmabuf_bknd_ops *bknd_ops = hy_drv_priv->bknd_ops;
int op[5];
int i;
int ret;
@@ -72,7 +72,8 @@ static int sync_request(hyper_dmabuf_id_t hid, int dmabuf_ops)
hyper_dmabuf_create_req(req, HYPER_DMABUF_OPS_TO_SOURCE, &op[0]);
/* send request and wait for a response */
- ret = ops->send_req(HYPER_DMABUF_DOM_ID(hid), req, WAIT_AFTER_SYNC_REQ);
+ ret = bknd_ops->send_req(HYPER_DMABUF_DOM_ID(hid), req,
+ WAIT_AFTER_SYNC_REQ);
if (ret < 0) {
dev_dbg(hy_drv_priv->dev,
@@ -186,7 +187,7 @@ static void hyper_dmabuf_ops_unmap(struct dma_buf_attachment *attachment,
static void hyper_dmabuf_ops_release(struct dma_buf *dma_buf)
{
struct imported_sgt_info *imported;
- struct hyper_dmabuf_backend_ops *ops = hy_drv_priv->backend_ops;
+ struct hyper_dmabuf_bknd_ops *bknd_ops = hy_drv_priv->bknd_ops;
int ret;
int finish;
@@ -201,7 +202,8 @@ static void hyper_dmabuf_ops_release(struct dma_buf *dma_buf)
imported->importers--;
if (imported->importers == 0) {
- ops->unmap_shared_pages(&imported->refs_info, imported->nents);
+ bknd_ops->unmap_shared_pages(&imported->refs_info,
+ imported->nents);
if (imported->sgt) {
sg_free_table(imported->sgt);
diff --git a/drivers/xen/hyper_dmabuf/hyper_dmabuf_sgl_proc.c b/drivers/xen/hyper_dmabuf/hyper_dmabuf_sgl_proc.c
index 9ad7ab9..d15eb17 100644
--- a/drivers/xen/hyper_dmabuf/hyper_dmabuf_sgl_proc.c
+++ b/drivers/xen/hyper_dmabuf/hyper_dmabuf_sgl_proc.c
@@ -170,7 +170,7 @@ int hyper_dmabuf_cleanup_sgt_info(struct exported_sgt_info *exported,
struct attachment_list *attachl;
struct kmap_vaddr_list *va_kmapl;
struct vmap_vaddr_list *va_vmapl;
- struct hyper_dmabuf_backend_ops *ops = hy_drv_priv->backend_ops;
+ struct hyper_dmabuf_bknd_ops *bknd_ops = hy_drv_priv->bknd_ops;
if (!exported) {
dev_err(hy_drv_priv->dev, "invalid hyper_dmabuf_id\n");
@@ -231,7 +231,7 @@ int hyper_dmabuf_cleanup_sgt_info(struct exported_sgt_info *exported,
}
/* Start cleanup of buffer in reverse order to exporting */
- ops->unshare_pages(&exported->refs_info, exported->nents);
+ bknd_ops->unshare_pages(&exported->refs_info, exported->nents);
/* unmap dma-buf */
dma_buf_unmap_attachment(exported->active_attached->attach,
diff --git a/drivers/xen/hyper_dmabuf/xen/hyper_dmabuf_xen_drv.c b/drivers/xen/hyper_dmabuf/xen/hyper_dmabuf_xen_drv.c
index 23965b8..1d7249d 100644
--- a/drivers/xen/hyper_dmabuf/xen/hyper_dmabuf_xen_drv.c
+++ b/drivers/xen/hyper_dmabuf/xen/hyper_dmabuf_xen_drv.c
@@ -30,7 +30,7 @@
#include "hyper_dmabuf_xen_comm.h"
#include "hyper_dmabuf_xen_shm.h"
-struct hyper_dmabuf_backend_ops xen_backend_ops = {
+struct hyper_dmabuf_bknd_ops xen_bknd_ops = {
.get_vm_id = xen_be_get_domid,
.share_pages = xen_be_share_pages,
.unshare_pages = xen_be_unshare_pages,
diff --git a/drivers/xen/hyper_dmabuf/xen/hyper_dmabuf_xen_drv.h b/drivers/xen/hyper_dmabuf/xen/hyper_dmabuf_xen_drv.h
index e5bff09..a4902b7 100644
--- a/drivers/xen/hyper_dmabuf/xen/hyper_dmabuf_xen_drv.h
+++ b/drivers/xen/hyper_dmabuf/xen/hyper_dmabuf_xen_drv.h
@@ -26,7 +26,7 @@
#define __HYPER_DMABUF_XEN_DRV_H__
#include <xen/interface/grant_table.h>
-extern struct hyper_dmabuf_backend_ops xen_backend_ops;
+extern struct hyper_dmabuf_bknd_ops xen_bknd_ops;
/* Main purpose of this structure is to keep
* all references created or acquired for sharing
--
2.7.4
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