Commit fb2a3d5c authored by David S. Miller's avatar David S. Miller

Revert "xen-netback: create a debugfs node for hash information"

This reverts commit c0c64c15.

There is no vif->ctrl_task member, so this change broke
the build.
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 7a048d5a
...@@ -410,8 +410,4 @@ u32 xenvif_set_hash_mapping(struct xenvif *vif, u32 gref, u32 len, ...@@ -410,8 +410,4 @@ u32 xenvif_set_hash_mapping(struct xenvif *vif, u32 gref, u32 len,
void xenvif_set_skb_hash(struct xenvif *vif, struct sk_buff *skb); void xenvif_set_skb_hash(struct xenvif *vif, struct sk_buff *skb);
#ifdef CONFIG_DEBUG_FS
void xenvif_dump_hash_info(struct xenvif *vif, struct seq_file *m);
#endif
#endif /* __XEN_NETBACK__COMMON_H__ */ #endif /* __XEN_NETBACK__COMMON_H__ */
...@@ -360,74 +360,6 @@ u32 xenvif_set_hash_mapping(struct xenvif *vif, u32 gref, u32 len, ...@@ -360,74 +360,6 @@ u32 xenvif_set_hash_mapping(struct xenvif *vif, u32 gref, u32 len,
return XEN_NETIF_CTRL_STATUS_SUCCESS; return XEN_NETIF_CTRL_STATUS_SUCCESS;
} }
#ifdef CONFIG_DEBUG_FS
void xenvif_dump_hash_info(struct xenvif *vif, struct seq_file *m)
{
unsigned int i;
switch (vif->hash.alg) {
case XEN_NETIF_CTRL_HASH_ALGORITHM_TOEPLITZ:
seq_puts(m, "Hash Algorithm: TOEPLITZ\n");
break;
case XEN_NETIF_CTRL_HASH_ALGORITHM_NONE:
seq_puts(m, "Hash Algorithm: NONE\n");
/* FALLTHRU */
default:
return;
}
if (vif->hash.flags) {
seq_puts(m, "\nHash Flags:\n");
if (vif->hash.flags & XEN_NETIF_CTRL_HASH_TYPE_IPV4)
seq_puts(m, "- IPv4\n");
if (vif->hash.flags & XEN_NETIF_CTRL_HASH_TYPE_IPV4_TCP)
seq_puts(m, "- IPv4 + TCP\n");
if (vif->hash.flags & XEN_NETIF_CTRL_HASH_TYPE_IPV6)
seq_puts(m, "- IPv6\n");
if (vif->hash.flags & XEN_NETIF_CTRL_HASH_TYPE_IPV6_TCP)
seq_puts(m, "- IPv6 + TCP\n");
}
seq_puts(m, "\nHash Key:\n");
for (i = 0; i < XEN_NETBK_MAX_HASH_KEY_SIZE; ) {
unsigned int j, n;
n = 8;
if (i + n >= XEN_NETBK_MAX_HASH_KEY_SIZE)
n = XEN_NETBK_MAX_HASH_KEY_SIZE - i;
seq_printf(m, "[%2u - %2u]: ", i, i + n - 1);
for (j = 0; j < n; j++, i++)
seq_printf(m, "%02x ", vif->hash.key[i]);
seq_puts(m, "\n");
}
if (vif->hash.size != 0) {
seq_puts(m, "\nHash Mapping:\n");
for (i = 0; i < vif->hash.size; ) {
unsigned int j, n;
n = 8;
if (i + n >= vif->hash.size)
n = vif->hash.size - i;
seq_printf(m, "[%4u - %4u]: ", i, i + n - 1);
for (j = 0; j < n; j++, i++)
seq_printf(m, "%4u ", vif->hash.mapping[i]);
seq_puts(m, "\n");
}
}
}
#endif /* CONFIG_DEBUG_FS */
void xenvif_init_hash(struct xenvif *vif) void xenvif_init_hash(struct xenvif *vif)
{ {
if (xenvif_hash_cache_size == 0) if (xenvif_hash_cache_size == 0)
......
...@@ -165,7 +165,7 @@ xenvif_write_io_ring(struct file *filp, const char __user *buf, size_t count, ...@@ -165,7 +165,7 @@ xenvif_write_io_ring(struct file *filp, const char __user *buf, size_t count,
return count; return count;
} }
static int xenvif_io_ring_open(struct inode *inode, struct file *filp) static int xenvif_dump_open(struct inode *inode, struct file *filp)
{ {
int ret; int ret;
void *queue = NULL; void *queue = NULL;
...@@ -179,35 +179,13 @@ static int xenvif_io_ring_open(struct inode *inode, struct file *filp) ...@@ -179,35 +179,13 @@ static int xenvif_io_ring_open(struct inode *inode, struct file *filp)
static const struct file_operations xenvif_dbg_io_ring_ops_fops = { static const struct file_operations xenvif_dbg_io_ring_ops_fops = {
.owner = THIS_MODULE, .owner = THIS_MODULE,
.open = xenvif_io_ring_open, .open = xenvif_dump_open,
.read = seq_read, .read = seq_read,
.llseek = seq_lseek, .llseek = seq_lseek,
.release = single_release, .release = single_release,
.write = xenvif_write_io_ring, .write = xenvif_write_io_ring,
}; };
static int xenvif_read_ctrl(struct seq_file *m, void *v)
{
struct xenvif *vif = m->private;
xenvif_dump_hash_info(vif, m);
return 0;
}
static int xenvif_ctrl_open(struct inode *inode, struct file *filp)
{
return single_open(filp, xenvif_read_ctrl, inode->i_private);
}
static const struct file_operations xenvif_dbg_ctrl_ops_fops = {
.owner = THIS_MODULE,
.open = xenvif_ctrl_open,
.read = seq_read,
.llseek = seq_lseek,
.release = single_release,
};
static void xenvif_debugfs_addif(struct xenvif *vif) static void xenvif_debugfs_addif(struct xenvif *vif)
{ {
struct dentry *pfile; struct dentry *pfile;
...@@ -232,17 +210,6 @@ static void xenvif_debugfs_addif(struct xenvif *vif) ...@@ -232,17 +210,6 @@ static void xenvif_debugfs_addif(struct xenvif *vif)
pr_warn("Creation of io_ring file returned %ld!\n", pr_warn("Creation of io_ring file returned %ld!\n",
PTR_ERR(pfile)); PTR_ERR(pfile));
} }
if (vif->ctrl_task) {
pfile = debugfs_create_file("ctrl",
S_IRUSR,
vif->xenvif_dbg_root,
vif,
&xenvif_dbg_ctrl_ops_fops);
if (IS_ERR_OR_NULL(pfile))
pr_warn("Creation of ctrl file returned %ld!\n",
PTR_ERR(pfile));
}
} else } else
netdev_warn(vif->dev, netdev_warn(vif->dev,
"Creation of vif debugfs dir returned %ld!\n", "Creation of vif debugfs dir returned %ld!\n",
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment