summaryrefslogtreecommitdiff
path: root/net/bluetooth/coredump.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/bluetooth/coredump.c')
-rw-r--r--net/bluetooth/coredump.c30
1 files changed, 24 insertions, 6 deletions
diff --git a/net/bluetooth/coredump.c b/net/bluetooth/coredump.c
index ec97a4bab1c9..819eacb38762 100644
--- a/net/bluetooth/coredump.c
+++ b/net/bluetooth/coredump.c
@@ -5,7 +5,7 @@
#include <linux/devcoredump.h>
-#include <asm/unaligned.h>
+#include <linux/unaligned.h>
#include <net/bluetooth/bluetooth.h>
#include <net/bluetooth/hci_core.h>
@@ -240,6 +240,26 @@ static void hci_devcd_handle_pkt_pattern(struct hci_dev *hdev,
bt_dev_dbg(hdev, "Failed to set pattern");
}
+static void hci_devcd_dump(struct hci_dev *hdev)
+{
+ struct sk_buff *skb;
+ u32 size;
+
+ bt_dev_dbg(hdev, "state %d", hdev->dump.state);
+
+ size = hdev->dump.tail - hdev->dump.head;
+
+ /* Emit a devcoredump with the available data */
+ dev_coredumpv(&hdev->dev, hdev->dump.head, size, GFP_KERNEL);
+
+ /* Send a copy to monitor as a diagnostic packet */
+ skb = bt_skb_alloc(size, GFP_ATOMIC);
+ if (skb) {
+ skb_put_data(skb, hdev->dump.head, size);
+ hci_recv_diag(hdev, skb);
+ }
+}
+
static void hci_devcd_handle_pkt_complete(struct hci_dev *hdev,
struct sk_buff *skb)
{
@@ -256,7 +276,7 @@ static void hci_devcd_handle_pkt_complete(struct hci_dev *hdev,
bt_dev_dbg(hdev, "complete with size %u (expect %zu)", dump_size,
hdev->dump.alloc_size);
- dev_coredumpv(&hdev->dev, hdev->dump.head, dump_size, GFP_KERNEL);
+ hci_devcd_dump(hdev);
}
static void hci_devcd_handle_pkt_abort(struct hci_dev *hdev,
@@ -275,8 +295,7 @@ static void hci_devcd_handle_pkt_abort(struct hci_dev *hdev,
bt_dev_dbg(hdev, "aborted with size %u (expect %zu)", dump_size,
hdev->dump.alloc_size);
- /* Emit a devcoredump with the available data */
- dev_coredumpv(&hdev->dev, hdev->dump.head, dump_size, GFP_KERNEL);
+ hci_devcd_dump(hdev);
}
/* Bluetooth devcoredump state machine.
@@ -391,8 +410,7 @@ void hci_devcd_timeout(struct work_struct *work)
bt_dev_dbg(hdev, "timeout with size %u (expect %zu)", dump_size,
hdev->dump.alloc_size);
- /* Emit a devcoredump with the available data */
- dev_coredumpv(&hdev->dev, hdev->dump.head, dump_size, GFP_KERNEL);
+ hci_devcd_dump(hdev);
hci_devcd_reset(hdev);