Module Name: src
Committed By: knakahara
Date: Mon Jul 4 04:14:47 UTC 2016
Modified Files:
src/sys/net: if_gif.c
src/sys/netinet: in_gif.c
src/sys/netinet6: in6_gif.c
Log Message:
let gif(4) promise softint(9) contract (1/2) : gif(4) side
To prevent calling softint_schedule() after called softint_disestablish(),
the following modifications are added
+ ioctl (writing configuration) side
- off IFF_RUNNING flag before changing configuration
- wait softint handler completion before changing configuration
+ packet processing (reading configuraiotn) side
- if IFF_RUNNING flag is on, do nothing
+ in whole
- add gif_list_lock_{enter,exit} to prevent the same configuration is
set to other gif(4) interfaces
To generate a diff of this commit:
cvs rdiff -u -r1.113 -r1.114 src/sys/net/if_gif.c
cvs rdiff -u -r1.76 -r1.77 src/sys/netinet/in_gif.c
cvs rdiff -u -r1.75 -r1.76 src/sys/netinet6/in6_gif.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
