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| author | David S. Miller <[email protected]> | 2019-06-18 02:48:13 +0000 |
|---|---|---|
| committer | David S. Miller <[email protected]> | 2019-06-18 03:20:36 +0000 |
| commit | 13091aa30535b719e269f20a7bc34002bf5afae5 (patch) | |
| tree | bd17956c3ce606a119fadbd43bfa1c0c10006984 /arch/s390/mm/fault.c | |
| parent | Merge branch 'UDP-GSO-audit-tests' (diff) | |
| parent | Merge branch 'fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs (diff) | |
| download | kernel-13091aa30535b719e269f20a7bc34002bf5afae5.tar.gz kernel-13091aa30535b719e269f20a7bc34002bf5afae5.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Honestly all the conflicts were simple overlapping changes,
nothing really interesting to report.
Signed-off-by: David S. Miller <[email protected]>
Diffstat (limited to 'arch/s390/mm/fault.c')
| -rw-r--r-- | arch/s390/mm/fault.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c index 91ce03fd0c84..df75d574246d 100644 --- a/arch/s390/mm/fault.c +++ b/arch/s390/mm/fault.c @@ -83,7 +83,6 @@ static inline int notify_page_fault(struct pt_regs *regs) /* * Find out which address space caused the exception. - * Access register mode is impossible, ignore space == 3. */ static enum fault_type get_fault_type(struct pt_regs *regs) { @@ -108,6 +107,10 @@ static enum fault_type get_fault_type(struct pt_regs *regs) } return VDSO_FAULT; } + if (trans_exc_code == 1) { + /* access register mode, not used in the kernel */ + return USER_FAULT; + } /* home space exception -> access via kernel ASCE */ return KERNEL_FAULT; } |