diff options
Diffstat (limited to 'arch/powerpc/mm/fault.c')
| -rw-r--r-- | arch/powerpc/mm/fault.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/arch/powerpc/mm/fault.c b/arch/powerpc/mm/fault.c index d51cf5f4e45e..22d7f8748cd7 100644 --- a/arch/powerpc/mm/fault.c +++ b/arch/powerpc/mm/fault.c @@ -158,7 +158,6 @@ static int do_sigbus(struct pt_regs *regs, unsigned long address, vm_fault_t fault) { siginfo_t info; - unsigned int lsb = 0; if (!user_mode(regs)) return SIGBUS; @@ -171,17 +170,22 @@ static int do_sigbus(struct pt_regs *regs, unsigned long address, info.si_addr = (void __user *)address; #ifdef CONFIG_MEMORY_FAILURE if (fault & (VM_FAULT_HWPOISON|VM_FAULT_HWPOISON_LARGE)) { + unsigned int lsb = 0; /* shutup gcc */ + pr_err("MCE: Killing %s:%d due to hardware memory corruption fault at %lx\n", current->comm, current->pid, address); - info.si_code = BUS_MCEERR_AR; + + if (fault & VM_FAULT_HWPOISON_LARGE) + lsb = hstate_index_to_shift(VM_FAULT_GET_HINDEX(fault)); + if (fault & VM_FAULT_HWPOISON) + lsb = PAGE_SHIFT; + + force_sig_mceerr(BUS_MCEERR_AR, (void __user *)address, lsb, + current); + return 0; } - if (fault & VM_FAULT_HWPOISON_LARGE) - lsb = hstate_index_to_shift(VM_FAULT_GET_HINDEX(fault)); - if (fault & VM_FAULT_HWPOISON) - lsb = PAGE_SHIFT; #endif - info.si_addr_lsb = lsb; force_sig_info(SIGBUS, &info, current); return 0; } |