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| author | Nick Piggin <npiggin@suse.de> | 2008-07-08 11:31:06 +0200 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2008-07-08 11:31:15 +0200 |
| commit | 138c9021ca68d6f8a6fac3418995fee102a3cc22 (patch) | |
| tree | f345a4754d5551b8578051379a68594618dda190 /lib/smp_processor_id.c | |
| parent | 7b51ba38d9baca207152d1c97ec793cfb673a6cd (diff) | |
[S390] protect _PAGE_SPECIAL bit against mprotect
Stop mprotect's pte_modify from wiping out the s390 pte_special bit, which
caused oops thereafter when vm_normal_page thought X's abnormal was normal.
Debugged-by: Ryan Hope <rmh3093@gmail.com>
Debugged-by: Zan Lynx <zlynx@acm.org>
Acked-by: Hugh Dickins <hugh@veritas.com>
Signed-off-by: Nick Piggin <npiggin@suse.de>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'lib/smp_processor_id.c')
0 files changed, 0 insertions, 0 deletions