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| author | David S. Miller <davem@sunset.davemloft.net> | 2006-02-26 19:31:49 -0800 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2006-03-20 01:14:05 -0800 |
| commit | 2a3a5f5ddbefde498e87f10924d4bf741c5bf37f (patch) | |
| tree | 851003d4ff0b1619766d4fab883868f2b413ed62 /arch/sparc64/kernel | |
| parent | 6cc80cfab8b2ce1919ad5862a43f6b7bcf163c80 (diff) | |
| download | blackbird-obmc-linux-2a3a5f5ddbefde498e87f10924d4bf741c5bf37f.tar.gz blackbird-obmc-linux-2a3a5f5ddbefde498e87f10924d4bf741c5bf37f.zip | |
[SPARC64]: Bulletproof hypervisor TLB flushing.
Check TLB flush hypervisor calls for errors and report them.
Pass HV_MMU_ALL always for now, we can add back the optimization
to avoid the I-TLB flush later.
Always explicitly page align the virtual address arguments.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc64/kernel')
| -rw-r--r-- | arch/sparc64/kernel/traps.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/arch/sparc64/kernel/traps.c b/arch/sparc64/kernel/traps.c index 8df0cf29e3eb..043a72658f6a 100644 --- a/arch/sparc64/kernel/traps.c +++ b/arch/sparc64/kernel/traps.c @@ -1968,6 +1968,18 @@ void sun4v_dtlb_error_report(struct pt_regs *regs, int tl) prom_halt(); } +void hypervisor_tlbop_error(unsigned long err, unsigned long op) +{ + printk(KERN_CRIT "SUN4V: TLB hv call error %lu for op %lu\n", + err, op); +} + +void hypervisor_tlbop_error_xcall(unsigned long err, unsigned long op) +{ + printk(KERN_CRIT "SUN4V: XCALL TLB hv call error %lu for op %lu\n", + err, op); +} + void do_fpe_common(struct pt_regs *regs) { if (regs->tstate & TSTATE_PRIV) { |
