These two cases are practically the same and use siginfo differently
from the other signals sent from do_page_fault. So consolidate them
to make future changes easier.
Signed-off-by: "Eric W. Biederman" <ebied...@xmission.com>
---
arch/arm64/mm/fault.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)
diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c
index 654a861c4bd0..0ddc8c6ba53b 100644
--- a/arch/arm64/mm/fault.c
+++ b/arch/arm64/mm/fault.c
@@ -577,16 +577,16 @@ static int __kprobes do_page_fault(unsigned long addr,
unsigned int esr,
*/
si.si_signo = SIGBUS;
si.si_code = BUS_ADRERR;
- } else if (fault & VM_FAULT_HWPOISON_LARGE) {
- unsigned int hindex = VM_FAULT_GET_HINDEX(fault);
+ } else if (fault & (VM_FAULT_HWPOISON_LARGE | VM_FAULT_HWPOISON)) {
+ unsigned int lsb;
+
+ lsb = PAGE_SHIFT;
+ if (fault & VM_FAULT_HWPOISON_LARGE)
+ lsb = hstate_index_to_shift(VM_FAULT_GET_HINDEX(fault));
si.si_signo = SIGBUS;
si.si_code = BUS_MCEERR_AR;
- si.si_addr_lsb = hstate_index_to_shift(hindex);
- } else if (fault & VM_FAULT_HWPOISON) {
- si.si_signo = SIGBUS;
- si.si_code = BUS_MCEERR_AR;
- si.si_addr_lsb = PAGE_SHIFT;
+ si.si_addr_lsb = lsb;
} else {
/*
* Something tried to access memory that isn't in our memory
--
2.17.1
