diff options
| author | Jack Steiner <steiner@sgi.com> | 2009-06-17 16:28:19 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-18 13:03:59 -0700 |
| commit | cd1334f03f7b799bc6893b511daf2080e8f73863 (patch) | |
| tree | 468d9bc99e19aa7895321927eaf30c4dae55166f /drivers/misc/sgi-gru/grumain.c | |
| parent | d6580a9f15238b87e618310c862231ae3f352d2d (diff) | |
| download | op-kernel-dev-cd1334f03f7b799bc6893b511daf2080e8f73863.zip op-kernel-dev-cd1334f03f7b799bc6893b511daf2080e8f73863.tar.gz | |
gru: bug fixes for GRU exception handling
Bug fixes for GRU exception handling. Additional fields from the CBR must
be returned to the user to allow the user to correctly diagnose GRU
exceptions.
Handle endcase in TFH TLB miss handling. Verify that TFH actually
indicates a pending exception.
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>
Diffstat (limited to 'drivers/misc/sgi-gru/grumain.c')
| -rw-r--r-- | drivers/misc/sgi-gru/grumain.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/misc/sgi-gru/grumain.c b/drivers/misc/sgi-gru/grumain.c index ec3f7a1..374af38 100644 --- a/drivers/misc/sgi-gru/grumain.c +++ b/drivers/misc/sgi-gru/grumain.c @@ -599,6 +599,9 @@ int gru_update_cch(struct gru_thread_state *gts, int force_unload) 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; |
