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author | Paul Mundt <lethal@linux-sh.org> | 2006-09-27 17:07:07 +0900 |
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committer | Paul Mundt <lethal@linux-sh.org> | 2006-09-27 17:07:07 +0900 |
commit | 2991be725260d6fec11691a6138b9d71de949956 (patch) | |
tree | 407241b126eed902bacba4e02043930c6ce087b4 /include/asm-sh/processor.h | |
parent | 0f08f338083cc1d68788ccbccc44bd0502fc57ae (diff) | |
download | linux-2991be725260d6fec11691a6138b9d71de949956.tar.bz2 |
sh: Fixup __strnlen_user() behaviour.
Drop TIF_USERSPACE and add addr_limit to the thread_info struct.
Subsequently, use that for address checking in strnlen_user() to
ward off bogus -EFAULTs.
Make __strnlen_user() return 0 on exception, rather than -EFAULT.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'include/asm-sh/processor.h')
-rw-r--r-- | include/asm-sh/processor.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/include/asm-sh/processor.h b/include/asm-sh/processor.h index e99aff706cf7..a22732007dd4 100644 --- a/include/asm-sh/processor.h +++ b/include/asm-sh/processor.h @@ -149,6 +149,10 @@ struct thread_struct { union sh_fpu_union fpu; }; +typedef struct { + unsigned long seg; +} mm_segment_t; + /* Count of active tasks with UBC settings */ extern int ubc_usercnt; |