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authorDavid S. Miller <davem@davemloft.net>2006-03-22 00:49:59 -0800
committerDavid S. Miller <davem@sunset.davemloft.net>2006-03-22 01:15:14 -0800
commitdcc1e8dd88d4bc55e32a26dad7633d20ffe606d2 (patch)
treea47592213d94f918867d3dd81bb91dac3e727dea /arch/sparc64/kernel/traps.c
parent14778d9072e53d2171f66ffd9657daff41acfaed (diff)
[SPARC64]: Add a secondary TSB for hugepage mappings.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc64/kernel/traps.c')
-rw-r--r--arch/sparc64/kernel/traps.c21
1 files changed, 20 insertions, 1 deletions
diff --git a/arch/sparc64/kernel/traps.c b/arch/sparc64/kernel/traps.c
index 7f7dba0ca96a..df612e4f75f9 100644
--- a/arch/sparc64/kernel/traps.c
+++ b/arch/sparc64/kernel/traps.c
@@ -2482,6 +2482,7 @@ void init_cur_cpu_trap(struct thread_info *t)
extern void thread_info_offsets_are_bolixed_dave(void);
extern void trap_per_cpu_offsets_are_bolixed_dave(void);
+extern void tsb_config_offsets_are_bolixed_dave(void);
/* Only invoked on boot processor. */
void __init trap_init(void)
@@ -2535,9 +2536,27 @@ void __init trap_init(void)
(TRAP_PER_CPU_CPU_MONDO_BLOCK_PA !=
offsetof(struct trap_per_cpu, cpu_mondo_block_pa)) ||
(TRAP_PER_CPU_CPU_LIST_PA !=
- offsetof(struct trap_per_cpu, cpu_list_pa)))
+ offsetof(struct trap_per_cpu, cpu_list_pa)) ||
+ (TRAP_PER_CPU_TSB_HUGE !=
+ offsetof(struct trap_per_cpu, tsb_huge)) ||
+ (TRAP_PER_CPU_TSB_HUGE_TEMP !=
+ offsetof(struct trap_per_cpu, tsb_huge_temp)))
trap_per_cpu_offsets_are_bolixed_dave();
+ if ((TSB_CONFIG_TSB !=
+ offsetof(struct tsb_config, tsb)) ||
+ (TSB_CONFIG_RSS_LIMIT !=
+ offsetof(struct tsb_config, tsb_rss_limit)) ||
+ (TSB_CONFIG_NENTRIES !=
+ offsetof(struct tsb_config, tsb_nentries)) ||
+ (TSB_CONFIG_REG_VAL !=
+ offsetof(struct tsb_config, tsb_reg_val)) ||
+ (TSB_CONFIG_MAP_VADDR !=
+ offsetof(struct tsb_config, tsb_map_vaddr)) ||
+ (TSB_CONFIG_MAP_PTE !=
+ offsetof(struct tsb_config, tsb_map_pte)))
+ tsb_config_offsets_are_bolixed_dave();
+
/* Attach to the address space of init_task. On SMP we
* do this in smp.c:smp_callin for other cpus.
*/