diff options
| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2006-07-01 07:36:31 -0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-07-01 12:56:04 -0400 |
| commit | d882b172512758703ff8d9efb96505eaaee48d2e (patch) | |
| tree | 64b61d69b4af1395b80446fbc61f0488fbaeedb3 /arch/s390/kernel/entry64.S | |
| parent | a581c2a4697ee264699b364399b73477af408e00 (diff) | |
[PATCH] s390: put sys_call_table into .rodata section and write protect it
Put s390's syscall tables into .rodata section and write protect this
section to prevent misuse of it. Suggested by Arjan van de Ven
<arjan@infradead.org>.
Cc: Arjan van de Ven <arjan@infradead.org>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/s390/kernel/entry64.S')
| -rw-r--r-- | arch/s390/kernel/entry64.S | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/s390/kernel/entry64.S b/arch/s390/kernel/entry64.S index edad60771673..1ca499fa54b4 100644 --- a/arch/s390/kernel/entry64.S +++ b/arch/s390/kernel/entry64.S | |||
| @@ -991,6 +991,7 @@ cleanup_io_leave_insn: | |||
| 991 | .Lcritical_end: | 991 | .Lcritical_end: |
| 992 | .quad __critical_end | 992 | .quad __critical_end |
| 993 | 993 | ||
| 994 | .section .rodata, "a" | ||
| 994 | #define SYSCALL(esa,esame,emu) .long esame | 995 | #define SYSCALL(esa,esame,emu) .long esame |
| 995 | sys_call_table: | 996 | sys_call_table: |
| 996 | #include "syscalls.S" | 997 | #include "syscalls.S" |