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authorLinus Torvalds <torvalds@linux-foundation.org>2019-07-17 21:23:13 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2019-07-17 21:23:13 +0300
commit37d4607ebbbf5d8b74cbcb9434a5ce6897a51864 (patch)
treed53055fb96f50898228631b5a784269b76e38dee /samples
parent916f562fb28a49457d3d99d156ca415b50d6750e (diff)
parent1e4d09d2212d9e230b967f57bc8df463527dbd75 (diff)
downloadlinux-37d4607ebbbf5d8b74cbcb9434a5ce6897a51864.tar.xz
Merge tag 'vfio-v5.3-rc1' of git://github.com/awilliam/linux-vfio
Pull VFIO updates from Alex Williamson: - Static symbol cleanup in mdev samples (Kefeng Wang) - Use vma help in nvlink code (Peng Hao) - Remove unused code in mbochs sample (YueHaibing) - Send uevents around mdev registration (Alex Williamson) * tag 'vfio-v5.3-rc1' of git://github.com/awilliam/linux-vfio: mdev: Send uevents around parent device registration sample/mdev/mbochs: remove set but not used variable 'mdev_state' vfio: vfio_pci_nvlink2: use a vma helper function vfio-mdev/samples: make some symbols static
Diffstat (limited to 'samples')
-rw-r--r--samples/vfio-mdev/mbochs.c3
-rw-r--r--samples/vfio-mdev/mtty.c47
2 files changed, 24 insertions, 26 deletions
diff --git a/samples/vfio-mdev/mbochs.c b/samples/vfio-mdev/mbochs.c
index b038aa9f5a70..ac5c8c17b1ff 100644
--- a/samples/vfio-mdev/mbochs.c
+++ b/samples/vfio-mdev/mbochs.c
@@ -1185,9 +1185,6 @@ static long mbochs_ioctl(struct mdev_device *mdev, unsigned int cmd,
{
int ret = 0;
unsigned long minsz, outsz;
- struct mdev_state *mdev_state;
-
- mdev_state = mdev_get_drvdata(mdev);
switch (cmd) {
case VFIO_DEVICE_GET_INFO:
diff --git a/samples/vfio-mdev/mtty.c b/samples/vfio-mdev/mtty.c
index ba7ef53c5f6a..92e770a06ea2 100644
--- a/samples/vfio-mdev/mtty.c
+++ b/samples/vfio-mdev/mtty.c
@@ -68,7 +68,7 @@
* Global Structures
*/
-struct mtty_dev {
+static struct mtty_dev {
dev_t vd_devt;
struct class *vd_class;
struct cdev vd_cdev;
@@ -84,7 +84,7 @@ struct mdev_region_info {
};
#if defined(DEBUG_REGS)
-const char *wr_reg[] = {
+static const char *wr_reg[] = {
"TX",
"IER",
"FCR",
@@ -95,7 +95,7 @@ const char *wr_reg[] = {
"SCR"
};
-const char *rd_reg[] = {
+static const char *rd_reg[] = {
"RX",
"IER",
"IIR",
@@ -143,8 +143,8 @@ struct mdev_state {
int nr_ports;
};
-struct mutex mdev_list_lock;
-struct list_head mdev_devices_list;
+static struct mutex mdev_list_lock;
+static struct list_head mdev_devices_list;
static const struct file_operations vd_fops = {
.owner = THIS_MODULE,
@@ -167,7 +167,7 @@ static struct mdev_state *find_mdev_state_by_uuid(const guid_t *uuid)
return NULL;
}
-void dump_buffer(u8 *buf, uint32_t count)
+static void dump_buffer(u8 *buf, uint32_t count)
{
#if defined(DEBUG)
int i;
@@ -723,7 +723,7 @@ accessfailed:
return ret;
}
-int mtty_create(struct kobject *kobj, struct mdev_device *mdev)
+static int mtty_create(struct kobject *kobj, struct mdev_device *mdev)
{
struct mdev_state *mdev_state;
char name[MTTY_STRING_LEN];
@@ -773,7 +773,7 @@ int mtty_create(struct kobject *kobj, struct mdev_device *mdev)
return 0;
}
-int mtty_remove(struct mdev_device *mdev)
+static int mtty_remove(struct mdev_device *mdev)
{
struct mdev_state *mds, *tmp_mds;
struct mdev_state *mdev_state = mdev_get_drvdata(mdev);
@@ -795,7 +795,7 @@ int mtty_remove(struct mdev_device *mdev)
return ret;
}
-int mtty_reset(struct mdev_device *mdev)
+static int mtty_reset(struct mdev_device *mdev)
{
struct mdev_state *mdev_state;
@@ -811,8 +811,8 @@ int mtty_reset(struct mdev_device *mdev)
return 0;
}
-ssize_t mtty_read(struct mdev_device *mdev, char __user *buf, size_t count,
- loff_t *ppos)
+static ssize_t mtty_read(struct mdev_device *mdev, char __user *buf,
+ size_t count, loff_t *ppos)
{
unsigned int done = 0;
int ret;
@@ -870,7 +870,7 @@ read_err:
return -EFAULT;
}
-ssize_t mtty_write(struct mdev_device *mdev, const char __user *buf,
+static ssize_t mtty_write(struct mdev_device *mdev, const char __user *buf,
size_t count, loff_t *ppos)
{
unsigned int done = 0;
@@ -1063,7 +1063,7 @@ static int mtty_trigger_interrupt(const guid_t *uuid)
return ret;
}
-int mtty_get_region_info(struct mdev_device *mdev,
+static int mtty_get_region_info(struct mdev_device *mdev,
struct vfio_region_info *region_info,
u16 *cap_type_id, void **cap_type)
{
@@ -1112,7 +1112,8 @@ int mtty_get_region_info(struct mdev_device *mdev,
return 0;
}
-int mtty_get_irq_info(struct mdev_device *mdev, struct vfio_irq_info *irq_info)
+static int mtty_get_irq_info(struct mdev_device *mdev,
+ struct vfio_irq_info *irq_info)
{
switch (irq_info->index) {
case VFIO_PCI_INTX_IRQ_INDEX:
@@ -1136,7 +1137,7 @@ int mtty_get_irq_info(struct mdev_device *mdev, struct vfio_irq_info *irq_info)
return 0;
}
-int mtty_get_device_info(struct mdev_device *mdev,
+static int mtty_get_device_info(struct mdev_device *mdev,
struct vfio_device_info *dev_info)
{
dev_info->flags = VFIO_DEVICE_FLAGS_PCI;
@@ -1268,13 +1269,13 @@ static long mtty_ioctl(struct mdev_device *mdev, unsigned int cmd,
return -ENOTTY;
}
-int mtty_open(struct mdev_device *mdev)
+static int mtty_open(struct mdev_device *mdev)
{
pr_info("%s\n", __func__);
return 0;
}
-void mtty_close(struct mdev_device *mdev)
+static void mtty_close(struct mdev_device *mdev)
{
pr_info("%s\n", __func__);
}
@@ -1298,7 +1299,7 @@ static const struct attribute_group mtty_dev_group = {
.attrs = mtty_dev_attrs,
};
-const struct attribute_group *mtty_dev_groups[] = {
+static const struct attribute_group *mtty_dev_groups[] = {
&mtty_dev_group,
NULL,
};
@@ -1325,7 +1326,7 @@ static const struct attribute_group mdev_dev_group = {
.attrs = mdev_dev_attrs,
};
-const struct attribute_group *mdev_dev_groups[] = {
+static const struct attribute_group *mdev_dev_groups[] = {
&mdev_dev_group,
NULL,
};
@@ -1347,7 +1348,7 @@ name_show(struct kobject *kobj, struct device *dev, char *buf)
return -EINVAL;
}
-MDEV_TYPE_ATTR_RO(name);
+static MDEV_TYPE_ATTR_RO(name);
static ssize_t
available_instances_show(struct kobject *kobj, struct device *dev, char *buf)
@@ -1375,7 +1376,7 @@ available_instances_show(struct kobject *kobj, struct device *dev, char *buf)
return sprintf(buf, "%d\n", (MAX_MTTYS - used)/ports);
}
-MDEV_TYPE_ATTR_RO(available_instances);
+static MDEV_TYPE_ATTR_RO(available_instances);
static ssize_t device_api_show(struct kobject *kobj, struct device *dev,
@@ -1384,7 +1385,7 @@ static ssize_t device_api_show(struct kobject *kobj, struct device *dev,
return sprintf(buf, "%s\n", VFIO_DEVICE_API_PCI_STRING);
}
-MDEV_TYPE_ATTR_RO(device_api);
+static MDEV_TYPE_ATTR_RO(device_api);
static struct attribute *mdev_types_attrs[] = {
&mdev_type_attr_name.attr,
@@ -1403,7 +1404,7 @@ static struct attribute_group mdev_type_group2 = {
.attrs = mdev_types_attrs,
};
-struct attribute_group *mdev_type_groups[] = {
+static struct attribute_group *mdev_type_groups[] = {
&mdev_type_group1,
&mdev_type_group2,
NULL,