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Bluetooth: Replace spin_lock by mutex in hci_dev

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Now we run everything in HCI in process context, so it's a better idea use
mutex instead spin_lock. The macro remains hci_dev_lock() (and I got rid
of hci_dev_lock_bh()), of course.

Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
This commit is contained in:
Gustavo F. Padovan
2011-06-17 13:03:21 -03:00
parent b78752cc71
commit 09fd0de5bd
9 changed files with 100 additions and 102 deletions
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8
include/net/bluetooth/hci_core.h
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@@ -117,7 +117,7 @@ struct adv_entry {
#define NUM_REASSEMBLY 4
struct hci_dev {
struct list_head list;
spinlock_t lock;
struct mutex lock;
atomic_t refcnt;
char name[8];
@@ -566,10 +566,8 @@ static inline struct hci_dev *hci_dev_hold(struct hci_dev *d)
return NULL;
}
#define hci_dev_lock(d) spin_lock(&d->lock)
#define hci_dev_unlock(d) spin_unlock(&d->lock)
#define hci_dev_lock_bh(d) spin_lock_bh(&d->lock)
#define hci_dev_unlock_bh(d) spin_unlock_bh(&d->lock)
#define hci_dev_lock(d) mutex_lock(&d->lock)
#define hci_dev_unlock(d) mutex_unlock(&d->lock)
struct hci_dev *hci_dev_get(int index);
struct hci_dev *hci_get_route(bdaddr_t *src, bdaddr_t *dst);