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| author | Fan Du <fan.du@windriver.com> | 2013-08-15 15:49:06 +0800 |
|---|---|---|
| committer | Steffen Klassert <steffen.klassert@secunet.com> | 2013-08-16 06:53:28 +0200 |
| commit | 99565a6c471cbb66caa68347c195133017559943 (patch) | |
| tree | b47ff54a2eb470330980847e5e312979ac153bcf /net/xfrm/xfrm_state.c | |
| parent | af83fde7513b6c4acd869ad4fb93893704439470 (diff) | |
| download | linux-99565a6c471cbb66caa68347c195133017559943.tar.gz linux-99565a6c471cbb66caa68347c195133017559943.tar.bz2 linux-99565a6c471cbb66caa68347c195133017559943.zip | |
xfrm: Make xfrm_state timer monotonic
xfrm_state timer should be independent of system clock change,
so switch to CLOCK_BOOTTIME base which is not only monotonic but
also counting suspend time.
Thus issue reported in commit: 9e0d57fd6dad37d72a3ca6db00ca8c76f2215454
("xfrm: SAD entries do not expire correctly after suspend-resume")
could ALSO be avoided.
v2: Use CLOCK_BOOTTIME to count suspend time, but still monotonic.
Signed-off-by: Fan Du <fan.du@windriver.com>
Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com>
Diffstat (limited to 'net/xfrm/xfrm_state.c')
| -rw-r--r-- | net/xfrm/xfrm_state.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c index b2cd806c0be3..4f8ace855864 100644 --- a/net/xfrm/xfrm_state.c +++ b/net/xfrm/xfrm_state.c @@ -499,7 +499,8 @@ struct xfrm_state *xfrm_state_alloc(struct net *net) INIT_HLIST_NODE(&x->bydst); INIT_HLIST_NODE(&x->bysrc); INIT_HLIST_NODE(&x->byspi); - tasklet_hrtimer_init(&x->mtimer, xfrm_timer_handler, CLOCK_REALTIME, HRTIMER_MODE_ABS); + tasklet_hrtimer_init(&x->mtimer, xfrm_timer_handler, + CLOCK_BOOTTIME, HRTIMER_MODE_ABS); setup_timer(&x->rtimer, xfrm_replay_timer_handler, (unsigned long)x); x->curlft.add_time = get_seconds(); |