diff options
| author | Kirill Korotaev <[email protected]> | 2006-08-13 23:24:23 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <[email protected]> | 2006-08-14 12:54:29 -0700 |
| commit | 6997a6faaa129a1c91775f7344c8d371a05178ea (patch) | |
| tree | d1dbf57afc7d561620ad1b192ae031fd234b085a /include/linux | |
| parent | 012c437d03cb299814e58ac8d574f7510f5989a5 (diff) | |
[PATCH] sys_getppid oopses on debug kernel
sys_getppid() optimization can access a freed memory. On kernels with
DEBUG_SLAB turned ON, this results in Oops. As Dave Hansen noted, this
optimization is also unsafe for memory hotplug.
So this patch always takes the lock to be safe.
[[email protected]: simplifications]
Signed-off-by: Kirill Korotaev <[email protected]>
Cc: <[email protected]>
Cc: Dave Hansen <[email protected]>
Signed-off-by: Oleg Nesterov <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
Diffstat (limited to 'include/linux')
0 files changed, 0 insertions, 0 deletions