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authorDavid S. Miller <davem@davemloft.net>2006-01-31 18:31:38 -0800
committerDavid S. Miller <davem@sunset.davemloft.net>2006-03-20 01:11:18 -0800
commitbd40791e1d289d807b8580abe1f117e9c62894e4 (patch)
tree2b47e24c8dc0e668dfd7ba0e3879165180c49c65 /include/asm-sparc64/mmu.h
parent98c5584cfc47932c4f3ccf5eee2e0bae1447b85e (diff)
[SPARC64]: Dynamically grow TSB in response to RSS growth.
As the RSS grows, grow the TSB in order to reduce the likelyhood of hash collisions and thus poor hit rates in the TSB. This definitely needs some serious tuning. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/asm-sparc64/mmu.h')
-rw-r--r--include/asm-sparc64/mmu.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/asm-sparc64/mmu.h b/include/asm-sparc64/mmu.h
index 2effeba2476..76008ff6a90 100644
--- a/include/asm-sparc64/mmu.h
+++ b/include/asm-sparc64/mmu.h
@@ -100,6 +100,7 @@ struct tsb {
typedef struct {
unsigned long sparc64_ctx_val;
struct tsb *tsb;
+ unsigned long tsb_rss_limit;
unsigned long tsb_nentries;
unsigned long tsb_reg_val;
unsigned long tsb_map_vaddr;