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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2011-09-29 19:28:26 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-09-29 19:28:26 -0700 |
| commit | 0ecdb12a7ae983a012f662373fb3ccc22b920ed8 (patch) | |
| tree | e067c1b262b5c07fdbbee9296651d7182ddc2ebe /arch | |
| parent | 5fe858b5b76be3cb1b1cf3ea40b7ca6706f8329c (diff) | |
| parent | a681887f7b0f8b7698e4b22f1191015424fa96e4 (diff) | |
| download | op-kernel-dev-0ecdb12a7ae983a012f662373fb3ccc22b920ed8.zip op-kernel-dev-0ecdb12a7ae983a012f662373fb3ccc22b920ed8.tar.gz | |
Merge branch 'for-linus' of git://git390.marist.edu/pub/scm/linux-2.6
* 'for-linus' of git://git390.marist.edu/pub/scm/linux-2.6:
[S390] cio: fix cio_tpi ignoring adapter interrupts
[S390] gmap: always up mmap_sem properly
[S390] Do not clobber personality flags on exec
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 64b61bf..547f1a6 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 f69ff3c..5d56c2b 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); |
