diff options
Diffstat (limited to 'drivers/misc/sgi-gru/grumain.c')
-rw-r--r-- | drivers/misc/sgi-gru/grumain.c | 30 |
1 files changed, 9 insertions, 21 deletions
diff --git a/drivers/misc/sgi-gru/grumain.c b/drivers/misc/sgi-gru/grumain.c index 54ad7544a9a..9ec54bde447 100644 --- a/drivers/misc/sgi-gru/grumain.c +++ b/drivers/misc/sgi-gru/grumain.c @@ -551,7 +551,6 @@ void gru_unload_context(struct gru_thread_state *gts, int savestate) if (cch_deallocate(cch)) BUG(); - gts->ts_force_unload = 0; /* ts_force_unload locked by CCH lock */ unlock_cch_handle(cch); gru_free_gru_context(gts); @@ -624,11 +623,8 @@ void gru_load_context(struct gru_thread_state *gts) * Update fields in an active CCH: * - retarget interrupts on local blade * - update sizeavail mask - * - force a delayed context unload by clearing the CCH asids. This - * forces TLB misses for new GRU instructions. The context is unloaded - * when the next TLB miss occurs. */ -int gru_update_cch(struct gru_thread_state *gts, int force_unload) +int gru_update_cch(struct gru_thread_state *gts) { struct gru_context_configuration_handle *cch; struct gru_state *gru = gts->ts_gru; @@ -642,21 +638,13 @@ int gru_update_cch(struct gru_thread_state *gts, int force_unload) goto exit; if (cch_interrupt(cch)) BUG(); - if (!force_unload) { - for (i = 0; i < 8; i++) - cch->sizeavail[i] = gts->ts_sizeavail; - gts->ts_tlb_int_select = gru_cpu_fault_map_id(); - cch->tlb_int_select = gru_cpu_fault_map_id(); - cch->tfm_fault_bit_enable = - (gts->ts_user_options == GRU_OPT_MISS_FMM_POLL - || gts->ts_user_options == GRU_OPT_MISS_FMM_INTR); - } else { - for (i = 0; i < 8; i++) - cch->asid[i] = 0; - cch->tfm_fault_bit_enable = 0; - cch->tlb_int_enable = 0; - gts->ts_force_unload = 1; - } + for (i = 0; i < 8; i++) + cch->sizeavail[i] = gts->ts_sizeavail; + gts->ts_tlb_int_select = gru_cpu_fault_map_id(); + cch->tlb_int_select = gru_cpu_fault_map_id(); + cch->tfm_fault_bit_enable = + (gts->ts_user_options == GRU_OPT_MISS_FMM_POLL + || gts->ts_user_options == GRU_OPT_MISS_FMM_INTR); if (cch_start(cch)) BUG(); ret = 1; @@ -681,7 +669,7 @@ static int gru_retarget_intr(struct gru_thread_state *gts) gru_dbg(grudev, "retarget from %d to %d\n", gts->ts_tlb_int_select, gru_cpu_fault_map_id()); - return gru_update_cch(gts, 0); + return gru_update_cch(gts); } /* |