diff options
| author | Nikunj A Dadhania <nikunj@linux.vnet.ibm.com> | 2016-09-20 22:05:01 +0530 |
|---|---|---|
| committer | David Gibson <david@gibson.dropbear.id.au> | 2016-09-23 12:39:07 +1000 |
| commit | d76ab5e1c7db5f064700b9c3cb0924ccfd9017e5 (patch) | |
| tree | 02a6851b90b0fe8d6cede2dd4c0041ee416336b3 /target-ppc/mmu-hash64.c | |
| parent | e3cffe6fad29e07d401eabb913a6d88501d5c143 (diff) | |
target-ppc: tlbie/tlbivax should have global effect
tlbie (BookS) and tlbivax (BookE) plus the H_CALLs(pseries) should have
a global effect.
Introduces TLB_NEED_GLOBAL_FLUSH flag. During lazy tlb flush, after
taking care of pending local flushes, check broadcast flush(at context
synchronizing event ptesync/tlbsync, etc) is needed. Depending on the
bitmask state of the tlb_need_flush, tlb is flushed from other cpus if
needed and the flags are cleared.
Suggested-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Nikunj A Dadhania <nikunj@linux.vnet.ibm.com>
Reviewed-by: David Gibson <david@gibson.dropbear.id.au>
[dwg: Use 'true' instead of '1' for call to check_tlb_flush()]
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'target-ppc/mmu-hash64.c')
| -rw-r--r-- | target-ppc/mmu-hash64.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/target-ppc/mmu-hash64.c b/target-ppc/mmu-hash64.c index 1f52b648c6..fdb7a787bf 100644 --- a/target-ppc/mmu-hash64.c +++ b/target-ppc/mmu-hash64.c @@ -912,7 +912,7 @@ void ppc_hash64_tlb_flush_hpte(PowerPCCPU *cpu, * invalidate, and we still don't have a tlb_flush_mask(env, n, * mask) in QEMU, we just invalidate all TLBs */ - tlb_flush(CPU(cpu), 1); + cpu->env.tlb_need_flush = TLB_NEED_GLOBAL_FLUSH | TLB_NEED_LOCAL_FLUSH; } void ppc_hash64_update_rmls(CPUPPCState *env) |