From b4ed58fd34d4def88bda59f9cc566ec9fca6a096 Mon Sep 17 00:00:00 2001 From: Chuck Lever Date: Wed, 3 Sep 2008 14:35:39 -0400 Subject: lockd: Use sockaddr_storage + length for h_addr field To store larger addresses in the nlm_host structure, make h_addr a sockaddr_storage, and add an address length field. Signed-off-by: Chuck Lever Signed-off-by: J. Bruce Fields --- fs/lockd/clntlock.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'fs/lockd/clntlock.c') diff --git a/fs/lockd/clntlock.c b/fs/lockd/clntlock.c index 0b45fd3a4bfd..0df5587f804e 100644 --- a/fs/lockd/clntlock.c +++ b/fs/lockd/clntlock.c @@ -166,7 +166,7 @@ __be32 nlmclnt_grant(const struct sockaddr_in *addr, const struct nlm_lock *lock */ if (fl_blocked->fl_u.nfs_fl.owner->pid != lock->svid) continue; - if (!nlm_cmp_addr(&block->b_host->h_addr, addr)) + if (!nlm_cmp_addr(nlm_addr_in(block->b_host), addr)) continue; if (nfs_compare_fh(NFS_FH(fl_blocked->fl_file->f_path.dentry->d_inode) ,fh) != 0) continue; -- cgit v1.2.3 From 781b61a6f4ff94cb8c14cf598b547f5d5c490969 Mon Sep 17 00:00:00 2001 From: Chuck Lever Date: Wed, 3 Sep 2008 14:36:01 -0400 Subject: lockd: Teach nlm_cmp_addr() to support AF_INET6 addresses Update the nlm_cmp_addr() helper to support AF_INET6 as well as AF_INET addresses. New version takes two "struct sockaddr *" arguments instead of "struct sockaddr_in *" arguments. Signed-off-by: Chuck Lever Signed-off-by: J. Bruce Fields --- fs/lockd/clntlock.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'fs/lockd/clntlock.c') diff --git a/fs/lockd/clntlock.c b/fs/lockd/clntlock.c index 0df5587f804e..237224a3c420 100644 --- a/fs/lockd/clntlock.c +++ b/fs/lockd/clntlock.c @@ -166,7 +166,8 @@ __be32 nlmclnt_grant(const struct sockaddr_in *addr, const struct nlm_lock *lock */ if (fl_blocked->fl_u.nfs_fl.owner->pid != lock->svid) continue; - if (!nlm_cmp_addr(nlm_addr_in(block->b_host), addr)) + if (!nlm_cmp_addr(nlm_addr(block->b_host), + (struct sockaddr *)addr)) continue; if (nfs_compare_fh(NFS_FH(fl_blocked->fl_file->f_path.dentry->d_inode) ,fh) != 0) continue; -- cgit v1.2.3 From d7d204403b31beb83b1aefef7bd76f5209369555 Mon Sep 17 00:00:00 2001 From: Chuck Lever Date: Fri, 3 Oct 2008 12:50:21 -0400 Subject: lockd: Adjust nlmclnt_lookup_host() signature to accomodate non-AF_INET Pass a struct sockaddr * and a length to nlmclnt_lookup_host() to accomodate non-AF_INET family addresses. As a side benefit, eliminate the hostname_len argument, as the hostname is always NUL-terminated. Signed-off-by: Chuck Lever Signed-off-by: J. Bruce Fields --- fs/lockd/clntlock.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'fs/lockd/clntlock.c') diff --git a/fs/lockd/clntlock.c b/fs/lockd/clntlock.c index 237224a3c420..9eaf306d15fa 100644 --- a/fs/lockd/clntlock.c +++ b/fs/lockd/clntlock.c @@ -58,10 +58,9 @@ struct nlm_host *nlmclnt_init(const struct nlmclnt_initdata *nlm_init) if (status < 0) return ERR_PTR(status); - host = nlmclnt_lookup_host((struct sockaddr_in *)nlm_init->address, + host = nlmclnt_lookup_host(nlm_init->address, nlm_init->addrlen, nlm_init->protocol, nlm_version, - nlm_init->hostname, - strlen(nlm_init->hostname)); + nlm_init->hostname); if (host == NULL) { lockd_down(); return ERR_PTR(-ENOLCK); -- cgit v1.2.3 From dcff09f124f71d1d4fe61eb63c79e52f488ac22e Mon Sep 17 00:00:00 2001 From: Chuck Lever Date: Fri, 3 Oct 2008 12:50:36 -0400 Subject: lockd: change nlmclnt_grant() to take a "struct sockaddr *" Adjust the signature and callers of nlmclnt_grant() to pass a "struct sockaddr *" instead of a "struct sockaddr_in *" in order to support IPv6 addresses. Signed-off-by: Chuck Lever Signed-off-by: J. Bruce Fields --- fs/lockd/clntlock.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'fs/lockd/clntlock.c') diff --git a/fs/lockd/clntlock.c b/fs/lockd/clntlock.c index 9eaf306d15fa..2976bf0f4147 100644 --- a/fs/lockd/clntlock.c +++ b/fs/lockd/clntlock.c @@ -141,7 +141,7 @@ int nlmclnt_block(struct nlm_wait *block, struct nlm_rqst *req, long timeout) /* * The server lockd has called us back to tell us the lock was granted */ -__be32 nlmclnt_grant(const struct sockaddr_in *addr, const struct nlm_lock *lock) +__be32 nlmclnt_grant(const struct sockaddr *addr, const struct nlm_lock *lock) { const struct file_lock *fl = &lock->fl; const struct nfs_fh *fh = &lock->fh; @@ -165,8 +165,7 @@ __be32 nlmclnt_grant(const struct sockaddr_in *addr, const struct nlm_lock *lock */ if (fl_blocked->fl_u.nfs_fl.owner->pid != lock->svid) continue; - if (!nlm_cmp_addr(nlm_addr(block->b_host), - (struct sockaddr *)addr)) + if (!nlm_cmp_addr(nlm_addr(block->b_host), addr)) continue; if (nfs_compare_fh(NFS_FH(fl_blocked->fl_file->f_path.dentry->d_inode) ,fh) != 0) continue; -- cgit v1.2.3 From 26a414092353590ceaa5955bcb53f863d6ea7549 Mon Sep 17 00:00:00 2001 From: Chuck Lever Date: Fri, 3 Oct 2008 17:15:30 -0400 Subject: NLM: Remove "proto" argument from lockd_up() Clean up: Now that lockd_up() starts listeners for both transports, the "proto" argument is no longer needed. Signed-off-by: Chuck Lever Cc: Neil Brown Signed-off-by: J. Bruce Fields --- fs/lockd/clntlock.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'fs/lockd/clntlock.c') diff --git a/fs/lockd/clntlock.c b/fs/lockd/clntlock.c index 2976bf0f4147..8307dd64bf46 100644 --- a/fs/lockd/clntlock.c +++ b/fs/lockd/clntlock.c @@ -54,7 +54,7 @@ struct nlm_host *nlmclnt_init(const struct nlmclnt_initdata *nlm_init) u32 nlm_version = (nlm_init->nfs_version == 2) ? 1 : 4; int status; - status = lockd_up(nlm_init->protocol); + status = lockd_up(); if (status < 0) return ERR_PTR(status); @@ -215,7 +215,7 @@ reclaimer(void *ptr) /* This one ensures that our parent doesn't terminate while the * reclaim is in progress */ lock_kernel(); - lockd_up(0); /* note: this cannot fail as lockd is already running */ + lockd_up(); /* note: this cannot fail as lockd is already running */ dprintk("lockd: reclaiming locks for host %s\n", host->h_name); -- cgit v1.2.3