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author | Linus Torvalds <torvalds@g5.osdl.org> | 2006-06-25 10:54:14 -0700 |
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committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-06-25 10:54:14 -0700 |
commit | 1d77062b1402aef5b26e1d3776991126e8026bde (patch) | |
tree | 96e4da18878f5fb2ae50b260e194b78803d4c7a9 /net/sunrpc/xprtsock.c | |
parent | 25581ad107be24b89d805da51a03d616f8f3d1be (diff) | |
parent | 76a9f26c9e40e9c0ed5dc8f0cedd74e733f0088d (diff) | |
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Merge git://git.linux-nfs.org/pub/linux/nfs-2.6
* git://git.linux-nfs.org/pub/linux/nfs-2.6: (51 commits)
nfs: remove nfs_put_link()
nfs-build-fix-99
git-nfs-build-fixes
Merge branch 'odirect'
NFS: alloc nfs_read/write_data as direct I/O is scheduled
NFS: Eliminate nfs_get_user_pages()
NFS: refactor nfs_direct_free_user_pages
NFS: remove user_addr, user_count, and pos from nfs_direct_req
NFS: "open code" the NFS direct write rescheduler
NFS: Separate functions for counting outstanding NFS direct I/Os
NLM: Fix reclaim races
NLM: sem to mutex conversion
locks.c: add the fl_owner to nlm_compare_locks
NFS: Display the chosen RPCSEC_GSS security flavour in /proc/mounts
NFS: Split fs/nfs/inode.c
NFS: Fix typo in nfs_do_clone_mount()
NFS: Fix compile errors introduced by referrals patches
NFSv4: Ensure that referral mounts bind to a reserved port
NFSv4: A root pathname is sent as a zero component4
NFSv4: Follow a referral
...
Diffstat (limited to 'net/sunrpc/xprtsock.c')
-rw-r--r-- | net/sunrpc/xprtsock.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c index 4b4e7df..21006b1 100644 --- a/net/sunrpc/xprtsock.c +++ b/net/sunrpc/xprtsock.c @@ -930,6 +930,13 @@ static void xs_udp_timer(struct rpc_task *task) xprt_adjust_cwnd(task, -ETIMEDOUT); } +static unsigned short xs_get_random_port(void) +{ + unsigned short range = xprt_max_resvport - xprt_min_resvport; + unsigned short rand = (unsigned short) net_random() % range; + return rand + xprt_min_resvport; +} + /** * xs_set_port - reset the port number in the remote endpoint address * @xprt: generic transport @@ -1275,7 +1282,7 @@ int xs_setup_udp(struct rpc_xprt *xprt, struct rpc_timeout *to) memset(xprt->slot, 0, slot_table_size); xprt->prot = IPPROTO_UDP; - xprt->port = xprt_max_resvport; + xprt->port = xs_get_random_port(); xprt->tsh_size = 0; xprt->resvport = capable(CAP_NET_BIND_SERVICE) ? 1 : 0; /* XXX: header size can vary due to auth type, IPv6, etc. */ @@ -1317,7 +1324,7 @@ int xs_setup_tcp(struct rpc_xprt *xprt, struct rpc_timeout *to) memset(xprt->slot, 0, slot_table_size); xprt->prot = IPPROTO_TCP; - xprt->port = xprt_max_resvport; + xprt->port = xs_get_random_port(); xprt->tsh_size = sizeof(rpc_fraghdr) / sizeof(u32); xprt->resvport = capable(CAP_NET_BIND_SERVICE) ? 1 : 0; xprt->max_payload = RPC_MAX_FRAGMENT_SIZE; |