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| author | kib <kib@FreeBSD.org> | 2007-07-03 17:46:37 +0000 |
|---|---|---|
| committer | kib <kib@FreeBSD.org> | 2007-07-03 17:46:37 +0000 |
| commit | 764028016fb7c8690eca612fc2105107e23ed996 (patch) | |
| tree | 55a187ec386c3dc03049b96e7265897c950251c9 /sbin | |
| parent | a1bd6e4f521b174d396ccbdef6bd171a2e37d5ae (diff) | |
| download | FreeBSD-src-764028016fb7c8690eca612fc2105107e23ed996.zip FreeBSD-src-764028016fb7c8690eca612fc2105107e23ed996.tar.gz | |
Lock Giant and proctree lock around dereferencing p_session->s_ttyvp->v_rdev.
Lock cdev mutex too to close the race with tty being freed.
Relock clone_drain_lock to prevent the LOR with proctree lock, thus
add #include <fs/devfs/devfs_int.h>.
Suggested by: tegge
Debugging help and testing by: Peter Holm
Approved by: re (kensmith)
Diffstat (limited to 'sbin')
0 files changed, 0 insertions, 0 deletions
