xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

netxen: separate register and memory access lock

Browse Source 
Since register and onboard memory access has separate
window registers, they need not be kept under same lock.

Also, memory is always accessed from process context
(mostly for firmware init and diagnostic tools).

Signed-off-by: Dhananjay Phadke <dhananjay@netxen.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Dhananjay Phadke
2009-10-13 05:31:44 +00:00
committed by David S. Miller
parent 907fa1201c
commit f03b0ebd8e
5 changed files with 38 additions and 42 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/net/netxen/netxen_nic_main.c
View File

@@ -1240,7 +1240,9 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
revision_id = pdev->revision;
adapter->ahw.revision_id = revision_id;
rwlock_init(&adapter->adapter_lock);
rwlock_init(&adapter->ahw.crb_lock);
spin_lock_init(&adapter->ahw.mem_lock);
spin_lock_init(&adapter->tx_clean_lock);
INIT_LIST_HEAD(&adapter->mac_list);