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| author | Or Gerlitz <ogerlitz@voltaire.com> | 2010-02-08 13:20:43 +0000 |
|---|---|---|
| committer | Roland Dreier <rolandd@cisco.com> | 2010-02-24 09:41:12 -0800 |
| commit | 528f4e8c8341706a354ff96daf615e678e9b296f (patch) | |
| tree | d6d1d1b4276af7f5548122c83fcd80dbc22a6334 /drivers/infiniband | |
| parent | f19624aa92003969ba822cd3c552800965aa530b (diff) | |
| download | kernel_samsung_tuna-528f4e8c8341706a354ff96daf615e678e9b296f.zip kernel_samsung_tuna-528f4e8c8341706a354ff96daf615e678e9b296f.tar.gz kernel_samsung_tuna-528f4e8c8341706a354ff96daf615e678e9b296f.tar.bz2 | |
IB/iser: Use atomic allocations
Two minor flows in iSER's data path still use allocations; move them
to be atomic as a preperation step towards moving to use libiscsi
passthrough mode.
Signed-off-by: Or Gerlitz <ogerlitz@voltaire.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/ulp/iser/iser_initiator.c | 2 | ||||
| -rw-r--r-- | drivers/infiniband/ulp/iser/iser_memory.c | 4 |
2 files changed, 3 insertions, 3 deletions
diff --git a/drivers/infiniband/ulp/iser/iser_initiator.c b/drivers/infiniband/ulp/iser/iser_initiator.c index 3be3a13..e27eb87 100644 --- a/drivers/infiniband/ulp/iser/iser_initiator.c +++ b/drivers/infiniband/ulp/iser/iser_initiator.c @@ -373,7 +373,7 @@ int iser_send_data_out(struct iscsi_conn *conn, iser_dbg("%s itt %d dseg_len %d offset %d\n", __func__,(int)itt,(int)data_seg_len,(int)buf_offset); - tx_desc = kmem_cache_zalloc(ig.desc_cache, GFP_NOIO); + tx_desc = kmem_cache_zalloc(ig.desc_cache, GFP_ATOMIC); if (tx_desc == NULL) { iser_err("Failed to alloc desc for post dataout\n"); return -ENOMEM; diff --git a/drivers/infiniband/ulp/iser/iser_memory.c b/drivers/infiniband/ulp/iser/iser_memory.c index 5e32e8f..fb88d68 100644 --- a/drivers/infiniband/ulp/iser/iser_memory.c +++ b/drivers/infiniband/ulp/iser/iser_memory.c @@ -53,10 +53,10 @@ static int iser_start_rdma_unaligned_sg(struct iscsi_iser_task *iser_task, unsigned long cmd_data_len = data->data_len; if (cmd_data_len > ISER_KMALLOC_THRESHOLD) - mem = (void *)__get_free_pages(GFP_NOIO, + mem = (void *)__get_free_pages(GFP_ATOMIC, ilog2(roundup_pow_of_two(cmd_data_len)) - PAGE_SHIFT); else - mem = kmalloc(cmd_data_len, GFP_NOIO); + mem = kmalloc(cmd_data_len, GFP_ATOMIC); if (mem == NULL) { iser_err("Failed to allocate mem size %d %d for copying sglist\n", |