sgi-gru: macro for scanning all gru chiplets

Add macro for scanning all active GRU chiplets.  Maximum chiplet id is
saved during GRU initialization.

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>

1 files changed, 2 insertions, 9 deletions

diff --git a/drivers/misc/sgi-gru/grufault.c b/drivers/misc/sgi-gru/grufault.c
index bf6e9f7bed54..15507d31e62b 100644
--- a/drivers/misc/sgi-gru/grufault.c
+++ b/drivers/misc/sgi-gru/grufault.c
@@ -600,18 +600,11 @@ static int gru_unload_all_contexts(void)
 {
         struct gru_thread_state *gts;
         struct gru_state *gru;
-        int maxgid, gid, ctxnum;
-        int nodesperblade;
+        int gid, ctxnum;
 
         if (!capable(CAP_SYS_ADMIN))
                 return -EPERM;
-        if (num_online_nodes() > 1 &&
-                        (uv_node_to_blade_id(1) == uv_node_to_blade_id(0)))
-                nodesperblade = 2;
-        else
-                nodesperblade = 1;
-        maxgid = GRU_CHIPLETS_PER_BLADE * num_online_nodes() / nodesperblade;
-        for (gid = 0; gid < maxgid; gid++) {
+        foreach_gid(gid) {
                 gru = GID_TO_GRU(gid);
                 spin_lock(&gru->gs_lock);
                 for (ctxnum = 0; ctxnum < GRU_NUM_CCH; ctxnum++) {