diff options
Diffstat (limited to 'arch/arm64/mm/fault.c')
| -rw-r--r-- | arch/arm64/mm/fault.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c index 0ddc8c6ba53b..14d6ff895139 100644 --- a/arch/arm64/mm/fault.c +++ b/arch/arm64/mm/fault.c @@ -567,16 +567,16 @@ retry: return 0; } - clear_siginfo(&si); - si.si_addr = (void __user *)addr; - if (fault & VM_FAULT_SIGBUS) { /* * We had some memory, but were unable to successfully fix up * this page fault. */ + clear_siginfo(&si); si.si_signo = SIGBUS; si.si_code = BUS_ADRERR; + si.si_addr = (void __user *)addr; + __do_user_fault(&si, esr); } else if (fault & (VM_FAULT_HWPOISON_LARGE | VM_FAULT_HWPOISON)) { unsigned int lsb; @@ -584,20 +584,25 @@ retry: if (fault & VM_FAULT_HWPOISON_LARGE) lsb = hstate_index_to_shift(VM_FAULT_GET_HINDEX(fault)); + clear_siginfo(&si); si.si_signo = SIGBUS; si.si_code = BUS_MCEERR_AR; + si.si_addr = (void __user *)addr; si.si_addr_lsb = lsb; + __do_user_fault(&si, esr); } else { /* * Something tried to access memory that isn't in our memory * map. */ + clear_siginfo(&si); si.si_signo = SIGSEGV; si.si_code = fault == VM_FAULT_BADACCESS ? SEGV_ACCERR : SEGV_MAPERR; + si.si_addr = (void __user *)addr; + __do_user_fault(&si, esr); } - __do_user_fault(&si, esr); return 0; no_context: |