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gru: initial GRU based on blade topology

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Change the GRU initialization code to initialize based on blade topology
instead of node topology.  The result is the same but blade-based
initialization is cleaner.

Signed-off-by: Jack Steiner <steiner@sgi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Jack Steiner 2009-12-15 16:48:01 -08:00 committed by Linus Torvalds
parent 57e6d258b1
commit 827f02febf
1 changed files with 5 additions and 7 deletions
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12
drivers/misc/sgi-gru/grufile.c
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@ -264,11 +264,9 @@ static int gru_init_tables(unsigned long gru_base_paddr, void *gru_base_vaddr)
max_user_cbrs = GRU_NUM_CB;
max_user_dsr_bytes = GRU_NUM_DSR_BYTES;
for_each_online_node(nid) {
bid = uv_node_to_blade_id(nid);
pnode = uv_node_to_pnode(nid);
if (bid < 0 || gru_base[bid])
continue;
for_each_possible_blade(bid) {
pnode = uv_blade_to_pnode(bid);
nid = uv_blade_to_memory_nid(bid);
page = alloc_pages_exact_node(nid, GFP_KERNEL, order);
if (!page)
goto fail;
@ -298,8 +296,8 @@ static int gru_init_tables(unsigned long gru_base_paddr, void *gru_base_vaddr)
return 0;
fail:
for (nid--; nid >= 0; nid--)
free_pages((unsigned long)gru_base[nid], order);
for (bid--; bid >= 0; bid--)
free_pages((unsigned long)gru_base[bid], order);
return -ENOMEM;
}