diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/s390/include/asm/elf.h | 3 | ||||
| -rw-r--r-- | arch/s390/mm/pgtable.c | 7 |
2 files changed, 6 insertions, 4 deletions
diff --git a/arch/s390/include/asm/elf.h b/arch/s390/include/asm/elf.h index 64b61bf72e93..547f1a6a35d4 100644 --- a/arch/s390/include/asm/elf.h +++ b/arch/s390/include/asm/elf.h @@ -188,7 +188,8 @@ extern char elf_platform[]; #define SET_PERSONALITY(ex) \ do { \ if (personality(current->personality) != PER_LINUX32) \ - set_personality(PER_LINUX); \ + set_personality(PER_LINUX | \ + (current->personality & ~PER_MASK)); \ if ((ex).e_ident[EI_CLASS] == ELFCLASS32) \ set_thread_flag(TIF_31BIT); \ else \ diff --git a/arch/s390/mm/pgtable.c b/arch/s390/mm/pgtable.c index f69ff3c13496..5d56c2b95b14 100644 --- a/arch/s390/mm/pgtable.c +++ b/arch/s390/mm/pgtable.c @@ -303,15 +303,15 @@ int gmap_unmap_segment(struct gmap *gmap, unsigned long to, unsigned long len) /* Walk the guest addr space page table */ table = gmap->table + (((to + off) >> 53) & 0x7ff); if (*table & _REGION_ENTRY_INV) - return 0; + goto out; table = (unsigned long *)(*table & _REGION_ENTRY_ORIGIN); table = table + (((to + off) >> 42) & 0x7ff); if (*table & _REGION_ENTRY_INV) - return 0; + goto out; table = (unsigned long *)(*table & _REGION_ENTRY_ORIGIN); table = table + (((to + off) >> 31) & 0x7ff); if (*table & _REGION_ENTRY_INV) - return 0; + goto out; table = (unsigned long *)(*table & _REGION_ENTRY_ORIGIN); table = table + (((to + off) >> 20) & 0x7ff); @@ -319,6 +319,7 @@ int gmap_unmap_segment(struct gmap *gmap, unsigned long to, unsigned long len) flush |= gmap_unlink_segment(gmap, table); *table = _SEGMENT_ENTRY_INV; } +out: up_read(&gmap->mm->mmap_sem); if (flush) gmap_flush_tlb(gmap); |