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| author | Jeff Garzik <jeff@garzik.org> | 2006-04-12 16:54:16 -0400 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2006-04-12 16:54:16 -0400 |
| commit | 875999c5539999f61a45620aae0c3e5fb1d2b035 (patch) | |
| tree | 4535032a8a10f5782c0aef6a620b1a624ea9f863 /arch/sparc64/mm/fault.c | |
| parent | 79072f38909e3d9883317238887460c39ddcc4cb (diff) | |
| parent | 26ec634c31a11a003040e10b4d650495158632fd (diff) | |
Merge branch 'upstream'
Diffstat (limited to 'arch/sparc64/mm/fault.c')
| -rw-r--r-- | arch/sparc64/mm/fault.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/sparc64/mm/fault.c b/arch/sparc64/mm/fault.c index 0db2f7d9fab..6e002aacb96 100644 --- a/arch/sparc64/mm/fault.c +++ b/arch/sparc64/mm/fault.c @@ -327,8 +327,12 @@ asmlinkage void __kprobes do_sparc64_fault(struct pt_regs *regs) insn = get_fault_insn(regs, 0); if (!insn) goto continue_fault; + /* All loads, stores and atomics have bits 30 and 31 both set + * in the instruction. Bit 21 is set in all stores, but we + * have to avoid prefetches which also have bit 21 set. + */ if ((insn & 0xc0200000) == 0xc0200000 && - (insn & 0x1780000) != 0x1680000) { + (insn & 0x01780000) != 0x01680000) { /* Don't bother updating thread struct value, * because update_mmu_cache only cares which tlb * the access came from. |