diff options
author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-04-27 09:26:46 -0700 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-04-27 09:26:46 -0700 |
commit | 15c54033964a943de7b0763efd3bd0ede7326395 (patch) | |
tree | 840b292612d1b5396d5bab5bde537a9013db3ceb /net/xfrm/xfrm_state.c | |
parent | ad5da3cf39a5b11a198929be1f2644e17ecd767e (diff) | |
parent | 912a41a4ab935ce8c4308428ec13fc7f8b1f18f4 (diff) |
Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6: (448 commits)
[IPV4] nl_fib_lookup: Initialise res.r before fib_res_put(&res)
[IPV6]: Fix thinko in ipv6_rthdr_rcv() changes.
[IPV4]: Add multipath cached to feature-removal-schedule.txt
[WIRELESS] cfg80211: Clarify locking comment.
[WIRELESS] cfg80211: Fix locking in wiphy_new.
[WEXT] net_device: Don't include wext bits if not required.
[WEXT]: Misc code cleanups.
[WEXT]: Reduce inline abuse.
[WEXT]: Move EXPORT_SYMBOL statements where they belong.
[WEXT]: Cleanup early ioctl call path.
[WEXT]: Remove options.
[WEXT]: Remove dead debug code.
[WEXT]: Clean up how wext is called.
[WEXT]: Move to net/wireless
[AFS]: Eliminate cmpxchg() usage in vlocation code.
[RXRPC]: Fix pointers passed to bitops.
[RXRPC]: Remove bogus atomic_* overrides.
[AFS]: Fix u64 printing in debug logging.
[AFS]: Add "directory write" support.
[AFS]: Implement the CB.InitCallBackState3 operation.
...
Diffstat (limited to 'net/xfrm/xfrm_state.c')
-rw-r--r-- | net/xfrm/xfrm_state.c | 60 |
1 files changed, 25 insertions, 35 deletions
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c index e3a0bcfa5df..f3a61ebd8d6 100644 --- a/net/xfrm/xfrm_state.c +++ b/net/xfrm/xfrm_state.c @@ -233,7 +233,7 @@ static inline unsigned long make_jiffies(long secs) static void xfrm_timer_handler(unsigned long data) { struct xfrm_state *x = (struct xfrm_state*)data; - unsigned long now = (unsigned long)xtime.tv_sec; + unsigned long now = get_seconds(); long next = LONG_MAX; int warn = 0; int err = 0; @@ -326,7 +326,7 @@ struct xfrm_state *xfrm_state_alloc(void) init_timer(&x->rtimer); x->rtimer.function = xfrm_replay_timer_handler; x->rtimer.data = (unsigned long)x; - x->curlft.add_time = (unsigned long)xtime.tv_sec; + x->curlft.add_time = get_seconds(); x->lft.soft_byte_limit = XFRM_INF; x->lft.soft_packet_limit = XFRM_INF; x->lft.hard_byte_limit = XFRM_INF; @@ -421,6 +421,16 @@ restart: } EXPORT_SYMBOL(xfrm_state_flush); +void xfrm_sad_getinfo(struct xfrm_sadinfo *si) +{ + spin_lock_bh(&xfrm_state_lock); + si->sadcnt = xfrm_state_num; + si->sadhcnt = xfrm_state_hmask; + si->sadhmcnt = xfrm_state_hashmax; + spin_unlock_bh(&xfrm_state_lock); +} +EXPORT_SYMBOL(xfrm_sad_getinfo); + static int xfrm_init_tempsel(struct xfrm_state *x, struct flowi *fl, struct xfrm_tmpl *tmpl, @@ -458,7 +468,7 @@ static struct xfrm_state *__xfrm_state_lookup(xfrm_address_t *daddr, __be32 spi, x->id.daddr.a6)) continue; break; - }; + } xfrm_state_hold(x); return x; @@ -493,7 +503,7 @@ static struct xfrm_state *__xfrm_state_lookup_byaddr(xfrm_address_t *daddr, xfrm x->props.saddr.a6)) continue; break; - }; + } xfrm_state_hold(x); return x; @@ -722,7 +732,7 @@ static struct xfrm_state *__find_acq_core(unsigned short family, u8 mode, u32 re (struct in6_addr *)saddr)) continue; break; - }; + } xfrm_state_hold(x); return x; @@ -755,7 +765,7 @@ static struct xfrm_state *__find_acq_core(unsigned short family, u8 mode, u32 re ipv6_addr_copy((struct in6_addr *)x->id.daddr.a6, (struct in6_addr *)daddr); break; - }; + } x->km.state = XFRM_STATE_ACQ; x->id.proto = proto; @@ -1051,7 +1061,7 @@ EXPORT_SYMBOL(xfrm_state_update); int xfrm_state_check_expire(struct xfrm_state *x) { if (!x->curlft.use_time) - x->curlft.use_time = (unsigned long)xtime.tv_sec; + x->curlft.use_time = get_seconds(); if (x->km.state != XFRM_STATE_VALID) return -EINVAL; @@ -1667,37 +1677,17 @@ void xfrm_state_delete_tunnel(struct xfrm_state *x) } EXPORT_SYMBOL(xfrm_state_delete_tunnel); -/* - * This function is NOT optimal. For example, with ESP it will give an - * MTU that's usually two bytes short of being optimal. However, it will - * usually give an answer that's a multiple of 4 provided the input is - * also a multiple of 4. - */ int xfrm_state_mtu(struct xfrm_state *x, int mtu) { - int res = mtu; - - res -= x->props.header_len; - - for (;;) { - int m = res; - - if (m < 68) - return 68; - - spin_lock_bh(&x->lock); - if (x->km.state == XFRM_STATE_VALID && - x->type && x->type->get_max_size) - m = x->type->get_max_size(x, m); - else - m += x->props.header_len; - spin_unlock_bh(&x->lock); - - if (m <= mtu) - break; - res -= (m - mtu); - } + int res; + spin_lock_bh(&x->lock); + if (x->km.state == XFRM_STATE_VALID && + x->type && x->type->get_mtu) + res = x->type->get_mtu(x, mtu); + else + res = mtu; + spin_unlock_bh(&x->lock); return res; } |