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| author | rwatson <rwatson@FreeBSD.org> | 2005-10-03 11:09:39 +0000 |
|---|---|---|
| committer | rwatson <rwatson@FreeBSD.org> | 2005-10-03 11:09:39 +0000 |
| commit | 2d9ef0269a70026a60fef6d99a7e43e7eacb2907 (patch) | |
| tree | 63186fb2fc06ebc97c0f3a3ab1435d1369bb912e /sys/kern/kern_exec.c | |
| parent | 6026f74dcd180b8c501980ab3251934e5709a291 (diff) | |
| download | FreeBSD-src-2d9ef0269a70026a60fef6d99a7e43e7eacb2907.zip FreeBSD-src-2d9ef0269a70026a60fef6d99a7e43e7eacb2907.tar.gz | |
Acquire Giant conditionally in in_addmulti() and in_delmulti() based on
whether the interface being accessed is IFF_NEEDSGIANT or not. This
avoids lock order reversals when calling into the interface ioctl
handler, which could potentially lead to deadlock.
The long term solution is to eliminate non-MPSAFE network drivers.
Discussed with: jhb
MFC after: 1 week
Diffstat (limited to 'sys/kern/kern_exec.c')
0 files changed, 0 insertions, 0 deletions
