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[PATCH] bonding: move kmalloc out of spinlock in ALB init

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Move memory allocations out of the spinlock during ALB init.  This gets
rid of a sleeping-inside-spinlock warning and accompanying stack dump.

Signed-off-by: Mitch Williams <mitch.a.williams@intel.com>
Acked-by: Jay Vosburgh <fubar@us.ibm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Mitch Williams 2005-11-09 10:35:30 -08:00 committed by John W. Linville
parent 0f418b2ac4
commit 0d206a3af4
1 changed files with 12 additions and 10 deletions
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22
drivers/net/bonding/bond_alb.c
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@ -198,20 +198,21 @@ static int tlb_initialize(struct bonding *bond)
{
struct alb_bond_info *bond_info = &(BOND_ALB_INFO(bond));
int size = TLB_HASH_TABLE_SIZE * sizeof(struct tlb_client_info);
struct tlb_client_info *new_hashtbl;
int i;
spin_lock_init(&(bond_info->tx_hashtbl_lock));
_lock_tx_hashtbl(bond);
bond_info->tx_hashtbl = kmalloc(size, GFP_KERNEL);
if (!bond_info->tx_hashtbl) {
new_hashtbl = kmalloc(size, GFP_KERNEL);
if (!new_hashtbl) {
printk(KERN_ERR DRV_NAME
": %s: Error: Failed to allocate TLB hash table\n",
bond->dev->name);
_unlock_tx_hashtbl(bond);
return -1;
}
_lock_tx_hashtbl(bond);
bond_info->tx_hashtbl = new_hashtbl;
memset(bond_info->tx_hashtbl, 0, size);
@ -800,21 +801,22 @@ static int rlb_initialize(struct bonding *bond)
{
struct alb_bond_info *bond_info = &(BOND_ALB_INFO(bond));
struct packet_type *pk_type = &(BOND_ALB_INFO(bond).rlb_pkt_type);
struct rlb_client_info *new_hashtbl;
int size = RLB_HASH_TABLE_SIZE * sizeof(struct rlb_client_info);
int i;
spin_lock_init(&(bond_info->rx_hashtbl_lock));
_lock_rx_hashtbl(bond);
bond_info->rx_hashtbl = kmalloc(size, GFP_KERNEL);
if (!bond_info->rx_hashtbl) {
new_hashtbl = kmalloc(size, GFP_KERNEL);
if (!new_hashtbl) {
printk(KERN_ERR DRV_NAME
": %s: Error: Failed to allocate RLB hash table\n",
bond->dev->name);
_unlock_rx_hashtbl(bond);
return -1;
}
_lock_rx_hashtbl(bond);
bond_info->rx_hashtbl = new_hashtbl;
bond_info->rx_hashtbl_head = RLB_NULL_INDEX;