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Since if_cp doesn't contain locking or run with INTR_MPSAFE, mark

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the interface as IFF_NEEDSGIANT so if_start is run holding Giant.
This commit is contained in:
Robert Watson 2004-08-13 23:02:17 +00:00
parent bfa3f012cd
commit c84843f1e5
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=133680
1 changed files with 2 additions and 1 deletions
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3
sys/dev/cp/if_cp.c
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@ -508,7 +508,8 @@ static int cp_attach (device_t dev)
d->pp.pp_if.if_name = "cp";
#endif
d->pp.pp_if.if_mtu = PP_MTU;
d->pp.pp_if.if_flags = IFF_POINTOPOINT | IFF_MULTICAST;
d->pp.pp_if.if_flags = IFF_POINTOPOINT | IFF_MULTICAST |
IFF_NEEDSGIANT;
d->pp.pp_if.if_ioctl = cp_sioctl;
d->pp.pp_if.if_start = cp_ifstart;
d->pp.pp_if.if_watchdog = cp_ifwatchdog;