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| author | Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it> | 2005-09-30 11:59:00 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-09-30 12:41:18 -0700 |
| commit | 8923648c125421b0fcb240cde607e2748d099ab8 (patch) | |
| tree | 04cbc84071399120ff96061da05659479a46fcff /arch/um/include/os.h | |
| parent | be662a18b7763496a052d489206af9ca2c2e1ac2 (diff) | |
| download | blackbird-op-linux-8923648c125421b0fcb240cde607e2748d099ab8.tar.gz blackbird-op-linux-8923648c125421b0fcb240cde607e2748d099ab8.zip | |
[PATCH] uml: clear SKAS0/3 flags when running in TT mode
SEGV_MAYBE_FIXABLE tests ptrace_faultinfo, and depends on it being 1 only in
SKAS3 mode, while currently when running with mode=tt it will be 1 anyway.
Fix this, and do the same for proc_mm.
Signed-off-by: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/um/include/os.h')
| -rw-r--r-- | arch/um/include/os.h | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/um/include/os.h b/arch/um/include/os.h index 583329d0a539..6f766e1faecc 100644 --- a/arch/um/include/os.h +++ b/arch/um/include/os.h @@ -157,6 +157,10 @@ extern int os_lock_file(int fd, int excl); extern void os_early_checks(void); extern int can_do_skas(void); +/* Make sure they are clear when running in TT mode. Required by + * SEGV_MAYBE_FIXABLE */ +#define clear_can_do_skas() do { ptrace_faultinfo = proc_mm = 0; } while (0) + /* mem.c */ extern int create_mem_file(unsigned long len); |
