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linux-sg2042
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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband 

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/roland/infiniband:
  IB/ehca: Fix static rate if path faster than link
  IPoIB: Fix oops if xmit is called when priv->broadcast is NULL
This commit is contained in:
Linus Torvalds 2007-11-30 20:07:54 -08:00
parent 1811534a80 b1812582ba
commit 92d499d991
2 changed files with 9 additions and 2 deletions
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8
drivers/infiniband/hw/ehca/ehca_av.c
View File

@ -76,8 +76,12 @@ int ehca_calc_ipd(struct ehca_shca *shca, int port,
link = ib_width_enum_to_int(pa.active_width) * pa.active_speed;
/* IPD = round((link / path) - 1) */
*ipd = ((link + (path >> 1)) / path) - 1;
if (path >= link)
/* no need to throttle if path faster than link */
*ipd = 0;
else
/* IPD = round((link / path) - 1) */
*ipd = ((link + (path >> 1)) / path) - 1;
return 0;
}

3
drivers/infiniband/ulp/ipoib/ipoib_main.c
View File

@ -460,6 +460,9 @@ static struct ipoib_path *path_rec_create(struct net_device *dev, void *gid)
struct ipoib_dev_priv *priv = netdev_priv(dev);
struct ipoib_path *path;
if (!priv->broadcast)
return NULL;
path = kzalloc(sizeof *path, GFP_ATOMIC);
if (!path)
return NULL;