fs/lockd/svcshare.c

18 #include <linux/lockd/share.h>
21 nlm_cmp_owner(struct nlm_share *share, struct xdr_netobj *oh)
23 	return share->s_owner.len == oh->len
24 	    && !memcmp(share->s_owner.data, oh->data, oh->len);
31 	struct nlm_share	*share;
35 	for (share = file->f_shares; share; share = share->s_next) {
36 		if (share->s_host == host && nlm_cmp_owner(share, oh))
38 		if ((argp->fsm_access & share->s_mode)
39 		 || (argp->fsm_mode   & share->s_access ))
43 	share = kmalloc(sizeof(*share) + oh->len,
45 	if (share == NULL)
49 	ohdata = (u8 *) (share + 1);
52 	share->s_file	    = file;
53 	share->s_host       = host;
54 	share->s_owner.data = ohdata;
55 	share->s_owner.len  = oh->len;
56 	share->s_next       = file->f_shares;
57 	file->f_shares      = share;
60 	share->s_access = argp->fsm_access;
61 	share->s_mode   = argp->fsm_mode;
66  * Delete a share.
72 	struct nlm_share	*share, **shpp;
75 	for (shpp = &file->f_shares; (share = *shpp) != NULL;
76 					shpp = &share->s_next) {
77 		if (share->s_host == host && nlm_cmp_owner(share, oh)) {
78 			*shpp = share->s_next;
79 			kfree(share);
85 	 * corresponding share. */
96 	struct nlm_share	*share, **shpp;
99 	while ((share = *shpp) !=  NULL) {
100 		if (match(share->s_host, host)) {
101 			*shpp = share->s_next;
102 			kfree(share);
105 		shpp = &share->s_next;