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authorMoni Shoua <monisonlists@gmail.com>2007-07-23 10:07:42 +0300
committerRoland Dreier <rolandd@cisco.com>2007-08-03 10:45:17 -0700
commit36026ecc20e5df722bbe2ea9e451c73d686ef107 (patch)
tree729cb528a72bfd40cc56b97d75df2f07c0094a60 /drivers
parent7a883eaf62f4b943ebec738ce3b0796c67ef5d32 (diff)
downloadop-kernel-dev-36026ecc20e5df722bbe2ea9e451c73d686ef107.zip
op-kernel-dev-36026ecc20e5df722bbe2ea9e451c73d686ef107.tar.gz
IB/core: Ignore membership bit in ib_find_pkey()
ib_find_pkey() is used as a replacement for ib_find_cached_pkey(), and the original function ignored the membership bit when searching for a P_Key, so ib_find_pkey() should ignore the bit too. In particular, IPoIB turns on the P_Key membership bit of limited membership P_Keys when creating a child interface and looks for the full membership P_key. This broke if a port was a partial member of a partition when IPoIB switched from ib_find_cached_pkey() to ib_find_pkey(), and this change fixes things again. Signed-off-by: Moni Shoua <monis@voltaire.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/infiniband/core/device.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c
index 3ada17c..2506c43 100644
--- a/drivers/infiniband/core/device.c
+++ b/drivers/infiniband/core/device.c
@@ -702,7 +702,7 @@ int ib_find_pkey(struct ib_device *device,
if (ret)
return ret;
- if (pkey == tmp_pkey) {
+ if ((pkey & 0x7fff) == (tmp_pkey & 0x7fff)) {
*index = i;
return 0;
}
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