diff options
| author | David S. Miller <davem@davemloft.net> | 2006-01-31 21:33:12 -0500 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-03-20 04:11:23 -0500 |
| commit | 6b6d017235acad3ee1681140795593723bb9b9df (patch) | |
| tree | 5c7f279d483c3d270b6ef3f158239e4d38785a14 | |
| parent | 4da808c352c290d3f762933d44d4ab90c2fd65f3 (diff) | |
[SPARC64]: Use sparc64_highest_unlocked_tlb_ent in __tsb_context_switch()
Instead of ugly hard-coded value.
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | arch/sparc64/kernel/tsb.S | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/arch/sparc64/kernel/tsb.S b/arch/sparc64/kernel/tsb.S index 08405ed69288..c1532292a625 100644 --- a/arch/sparc64/kernel/tsb.S +++ b/arch/sparc64/kernel/tsb.S | |||
| @@ -185,12 +185,14 @@ __tsb_context_switch: | |||
| 185 | * | 185 | * |
| 186 | * XXX Interactions with prom_world()... | 186 | * XXX Interactions with prom_world()... |
| 187 | */ | 187 | */ |
| 188 | mov TLB_TAG_ACCESS, %g1 | 188 | sethi %hi(sparc64_highest_unlocked_tlb_ent), %o4 |
| 189 | stxa %o2, [%g1] ASI_DMMU | 189 | mov TLB_TAG_ACCESS, %g1 |
| 190 | membar #Sync | 190 | lduw [%o4 + %lo(sparc64_highest_unlocked_tlb_ent)], %g2 |
| 191 | mov (61 << 3), %g1 | 191 | stxa %o2, [%g1] ASI_DMMU |
| 192 | stxa %o3, [%g1] ASI_DTLB_DATA_ACCESS | 192 | membar #Sync |
| 193 | membar #Sync | 193 | sllx %g2, 3, %g2 |
| 194 | stxa %o3, [%g2] ASI_DTLB_DATA_ACCESS | ||
| 195 | membar #Sync | ||
| 194 | 9: | 196 | 9: |
| 195 | wrpr %o5, %pstate | 197 | wrpr %o5, %pstate |
| 196 | 198 | ||