diff options
author | Linus Torvalds <torvalds@g5.osdl.org> | 2006-04-02 12:48:07 -0700 |
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committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-04-02 12:48:07 -0700 |
commit | 23344cb341902f4e3431d8137dca93d6e186d054 (patch) | |
tree | 2a0e443ade173b80cb0df261f4b2d66f79b9270e /arch/sparc64/mm/fault.c | |
parent | bacd3add087770333bdce65cd3dd25e3b2cd67ac (diff) | |
parent | 289eee6fa78e999208120c856ef3ae5a817fd59c (diff) |
Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6:
[SPARC]: Wire up sys_sync_file_range() into syscall tables.
[SPARC]: Wire up sys_splice() into the syscall tables.
[SPARC64]: Update defconfig.
[SPARC64]: Align address in huge_pte_alloc().
[SPARC64]: Document the instruction checks we do in do_sparc64_fault().
[SPARC64]: Make tsb_sync() mm comparison more precise.
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. |