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author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-10-08 08:28:26 -0300 |
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committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2015-10-08 08:28:26 -0300 |
commit | f19866e5cb04f8f007cb422132ea4611cdacc8e3 (patch) | |
tree | ee8d9b12a8ec6335ed76b3c58ba0f3e1fea7616e /drivers/infiniband/hw/qib/qib_keys.c | |
parent | a700f2d8e79ff80041078f160fe1edccf89b0c66 (diff) |
Linux-libre 4.2.3-gnupck-4.2.3-gnu
Diffstat (limited to 'drivers/infiniband/hw/qib/qib_keys.c')
-rw-r--r-- | drivers/infiniband/hw/qib/qib_keys.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/qib/qib_keys.c b/drivers/infiniband/hw/qib/qib_keys.c index ad843c786..5afaa2185 100644 --- a/drivers/infiniband/hw/qib/qib_keys.c +++ b/drivers/infiniband/hw/qib/qib_keys.c @@ -86,6 +86,10 @@ int qib_alloc_lkey(struct qib_mregion *mr, int dma_region) * unrestricted LKEY. */ rkt->gen++; + /* + * bits are capped in qib_verbs.c to insure enough bits + * for generation number + */ mr->lkey = (r << (32 - ib_qib_lkey_table_size)) | ((((1 << (24 - ib_qib_lkey_table_size)) - 1) & rkt->gen) << 8); |