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author | peter <peter@FreeBSD.org> | 1998-11-04 03:18:10 +0000 |
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committer | peter <peter@FreeBSD.org> | 1998-11-04 03:18:10 +0000 |
commit | 0b2613691d53e24fd4cfa70608f1e04863babbf6 (patch) | |
tree | 3ace6e8a7ac3a52b8ac8722a51242a6cf93e65e2 /sys/kern | |
parent | 0f99bfc6c0c146c5bb18842ab7b8ecb442acfcd5 (diff) | |
download | FreeBSD-src-0b2613691d53e24fd4cfa70608f1e04863babbf6.zip FreeBSD-src-0b2613691d53e24fd4cfa70608f1e04863babbf6.tar.gz |
General tidy up: remove more unused code, update comments, simplify some
routines a little.
Diffstat (limited to 'sys/kern')
-rw-r--r-- | sys/kern/vfs_init.c | 50 |
1 files changed, 16 insertions, 34 deletions
diff --git a/sys/kern/vfs_init.c b/sys/kern/vfs_init.c index 2160675..10d8d82 100644 --- a/sys/kern/vfs_init.c +++ b/sys/kern/vfs_init.c @@ -36,7 +36,7 @@ * SUCH DAMAGE. * * @(#)vfs_init.c 8.3 (Berkeley) 1/4/94 - * $Id: vfs_init.c,v 1.36 1998/10/25 10:52:34 bde Exp $ + * $Id: vfs_init.c,v 1.37 1998/10/25 17:44:52 phk Exp $ */ @@ -109,11 +109,13 @@ struct vm_zone *namei_zone; void vfs_opv_init(struct vnodeopv_desc *opv) { - int j, k; + int j; vop_t ***opv_desc_vector_p; vop_t **opv_desc_vector; struct vnodeopv_entry_desc *opve_descp; + int default_vector; + default_vector = VOFFSET(vop_default); /* * Allocate the dynamic vectors and fill them in. */ @@ -125,8 +127,7 @@ vfs_opv_init(struct vnodeopv_desc *opv) if (*opv_desc_vector_p == NULL) { /* XXX - shouldn't be M_VNODE */ MALLOC(*opv_desc_vector_p, vop_t **, - vfs_opv_numops * sizeof(vop_t *), M_VNODE, - M_WAITOK); + vfs_opv_numops * sizeof(vop_t *), M_VNODE, M_WAITOK); bzero(*opv_desc_vector_p, vfs_opv_numops * sizeof(vop_t *)); DODEBUG(printf("vector at %x allocated\n", @@ -154,11 +155,9 @@ vfs_opv_init(struct vnodeopv_desc *opv) * list of supported operations. */ if (opve_descp->opve_op->vdesc_offset == 0 && - opve_descp->opve_op->vdesc_offset != - VOFFSET(vop_default)) { - printf("operation %s not listed in %s.\n", - opve_descp->opve_op->vdesc_name, - "vfs_op_descs"); + opve_descp->opve_op->vdesc_offset != default_vector) { + printf("operation %s not listed in vfs_op_descs[].\n", + opve_descp->opve_op->vdesc_name); panic ("vfs_opv_init: bad operation"); } /* @@ -168,21 +167,14 @@ vfs_opv_init(struct vnodeopv_desc *opv) opve_descp->opve_impl; } /* - * Finally, go back and replace unfilled routines - * with their default. (Sigh, an O(n^3) algorithm. I - * could make it better, but that'd be work, and n is small.) + * Finally, go back and replace unfilled routines with their default. */ opv_desc_vector = *(opv->opv_desc_vector_p); - /* - * Force every operations vector to have a default routine. - */ - if (opv_desc_vector[VOFFSET(vop_default)]==NULL) { - panic("vfs_opv_init: operation vector without default routine."); - } - for (k = 0; k<vfs_opv_numops; k++) - if (opv_desc_vector[k] == NULL) - opv_desc_vector[k] = - opv_desc_vector[VOFFSET(vop_default)]; + if (opv_desc_vector[default_vector] == NULL) + panic("vfs_opv_init: operation vector without a default."); + for (j = 0; j < vfs_opv_numops; j++) + if (opv_desc_vector[j] == NULL) + opv_desc_vector[j] = opv_desc_vector[default_vector]; } /* @@ -195,13 +187,6 @@ vfs_op_init() DODEBUG(printf("Vnode_interface_init.\n")); DODEBUG(printf ("vfs_opv_numops=%d\n", vfs_opv_numops)); -#ifdef unused - /* - * Set all vnode vectors to a well known value. - */ - for (i = 0; vfs_opv_descs[i]; i++) - *(vfs_opv_descs[i]->opv_desc_vector_p) = NULL; -#endif /* * assign each op to its offset * @@ -214,11 +199,6 @@ vfs_op_init() */ for (i = 0; i < vfs_opv_numops; i++) vfs_op_descs[i]->vdesc_offset = i; -#ifdef unused - /* Finish the job */ - for (i = 0; vfs_opv_descs[i]; i++) - vfs_opv_init(vfs_opv_descs[i]); -#endif } /* @@ -331,6 +311,8 @@ vfs_mod_opv_init(handle) opv = (struct vnodeopv_desc *)handle; *(opv->opv_desc_vector_p) = NULL; + + /* XXX there is a memory leak on unload here */ vfs_opv_init(opv); } |