diff options
| author | David S. Miller <davem@davemloft.net> | 2006-01-31 18:33:00 -0800 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-03-20 01:11:22 -0800 |
| commit | 4da808c352c290d3f762933d44d4ab90c2fd65f3 (patch) | |
| tree | da99326440777580a19c345a5b0d52fbf800042b /arch/sparc64/kernel/rtrap.S | |
| parent | 4753eb2ac7022b999e5e484f1a5dc001dba22bd3 (diff) | |
[SPARC64]: Fix bogus flush instruction usage.
Some of the trap code was still assuming that alternate
global %g6 was hard coded with current_thread_info().
Let's just consistently flush at KERNBASE when we need
a pipeline synchronization. That's locked into the TLB
and will always work.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc64/kernel/rtrap.S')
| -rw-r--r-- | arch/sparc64/kernel/rtrap.S | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/sparc64/kernel/rtrap.S b/arch/sparc64/kernel/rtrap.S index 5a62ec5d531..89794ebdcbc 100644 --- a/arch/sparc64/kernel/rtrap.S +++ b/arch/sparc64/kernel/rtrap.S @@ -259,7 +259,8 @@ rt_continue: ldx [%sp + PTREGS_OFF + PT_V9_G1], %g1 ldx [%l1 + %lo(sparc64_kern_pri_nuc_bits)], %l1 or %l0, %l1, %l0 stxa %l0, [%l7] ASI_DMMU - flush %g6 + sethi %hi(KERNBASE), %l7 + flush %l7 rdpr %wstate, %l1 rdpr %otherwin, %l2 srl %l1, 3, %l1 |