Adapt recent changes to the style of the rest of the file.
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873763ea0f
commit
5f4b660e4e
@ -1,4 +1,4 @@
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/* $NetBSD: tmpfs_vnops.c,v 1.6 2005/09/13 14:29:18 yamt Exp $ */
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/* $NetBSD: tmpfs_vnops.c,v 1.7 2005/09/13 20:02:05 jmmv Exp $ */
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/*
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* Copyright (c) 2005 The NetBSD Foundation, Inc.
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@ -41,7 +41,7 @@
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: tmpfs_vnops.c,v 1.6 2005/09/13 14:29:18 yamt Exp $");
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__KERNEL_RCSID(0, "$NetBSD: tmpfs_vnops.c,v 1.7 2005/09/13 20:02:05 jmmv Exp $");
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#include <sys/param.h>
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#include <sys/dirent.h>
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@ -516,10 +516,10 @@ tmpfs_read(void *v)
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struct vnode *vp = ((struct vop_read_args *)v)->a_vp;
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struct uio *uio = ((struct vop_read_args *)v)->a_uio;
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int error;
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int flags;
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struct tmpfs_node *node;
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struct uvm_object *uobj;
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int flags;
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int error;
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KASSERT(VOP_ISLOCKED(vp));
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@ -540,20 +540,17 @@ tmpfs_read(void *v)
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uobj = node->tn_aobj;
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flags = UBC_WANT_UNMAP(vp) ? UBC_UNMAP : 0;
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error = 0;
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while (uio->uio_resid > 0) {
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while (error == 0 && uio->uio_resid > 0) {
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vsize_t len;
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void *win;
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len = MIN(node->tn_size - uio->uio_offset, uio->uio_resid);
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if (len == 0) {
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if (len == 0)
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break;
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}
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win = ubc_alloc(uobj, uio->uio_offset, &len, UBC_READ);
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error = uiomove(win, len, uio);
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ubc_release(win, flags);
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if (error) {
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break;
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}
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}
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out:
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@ -573,10 +570,10 @@ tmpfs_write(void *v)
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boolean_t extended;
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int error;
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int flags;
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off_t oldsize;
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struct tmpfs_node *node;
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struct uvm_object *uobj;
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int flags;
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KASSERT(VOP_ISLOCKED(vp));
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@ -606,28 +603,24 @@ tmpfs_write(void *v)
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uobj = node->tn_aobj;
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flags = UBC_WANT_UNMAP(vp) ? UBC_UNMAP : 0;
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error = 0;
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while (uio->uio_resid > 0) {
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while (error == 0 && uio->uio_resid > 0) {
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vsize_t len;
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void *win;
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len = MIN(node->tn_size - uio->uio_offset, uio->uio_resid);
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if (len == 0) {
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if (len == 0)
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break;
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}
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win = ubc_alloc(uobj, uio->uio_offset, &len, UBC_WRITE);
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error = uiomove(win, len, uio);
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ubc_release(win, flags);
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if (error) {
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break;
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}
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}
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node->tn_status |= TMPFS_NODE_ACCESSED | TMPFS_NODE_MODIFIED |
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(extended ? TMPFS_NODE_CHANGED : 0);
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if (error) {
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if (error != 0)
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(void)tmpfs_reg_resize(vp, oldsize);
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}
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out:
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KASSERT(VOP_ISLOCKED(vp));
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@ -1425,38 +1418,41 @@ tmpfs_update(void *v)
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int
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tmpfs_getpages(void *v)
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{
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const struct vop_getpages_args *ap = v;
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struct vnode *vp = ap->a_vp;
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voff_t offset = ap->a_offset;
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vm_prot_t access_type = ap->a_access_type;
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int flags = ap->a_flags;
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struct tmpfs_node *node = VP_TO_TMPFS_NODE(vp);
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struct uvm_object *uobj;
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struct vnode *vp = ((struct vop_getpages_args *)v)->a_vp;
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voff_t offset = ((struct vop_getpages_args *)v)->a_offset;
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struct vm_page **m = ((struct vop_getpages_args *)v)->a_m;
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int *count = ((struct vop_getpages_args *)v)->a_count;
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int centeridx = ((struct vop_getpages_args *)v)->a_centeridx;
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vm_prot_t access_type = ((struct vop_getpages_args *)v)->a_access_type;
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int advice = ((struct vop_getpages_args *)v)->a_advice;
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int flags = ((struct vop_getpages_args *)v)->a_flags;
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int error;
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struct tmpfs_node *node;
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struct uvm_object *uobj;
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KASSERT(vp->v_type == VREG);
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uobj = node->tn_aobj;
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LOCK_ASSERT(simple_lock_held(&vp->v_interlock));
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if ((flags & PGO_LOCKED) != 0) {
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node = VP_TO_TMPFS_NODE(vp);
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uobj = node->tn_aobj;
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if ((flags & PGO_LOCKED) != 0)
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return EBUSY;
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}
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if ((flags & PGO_NOTIMESTAMP) == 0) {
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if ((vp->v_mount->mnt_flag & MNT_NOATIME) == 0) {
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if ((vp->v_mount->mnt_flag & MNT_NOATIME) == 0)
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node->tn_status |= TMPFS_NODE_ACCESSED;
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}
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if ((access_type & VM_PROT_WRITE) != 0) {
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if ((access_type & VM_PROT_WRITE) != 0)
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node->tn_status |= TMPFS_NODE_MODIFIED;
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}
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}
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simple_unlock(&vp->v_interlock);
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simple_lock(&uobj->vmobjlock);
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error = (*uobj->pgops->pgo_get)(uobj, offset, ap->a_m, ap->a_count,
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ap->a_centeridx, access_type, ap->a_advice, flags);
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error = (*uobj->pgops->pgo_get)(uobj, offset, m, count, centeridx,
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access_type, advice, flags);
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return error;
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}
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@ -1466,15 +1462,19 @@ tmpfs_getpages(void *v)
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int
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tmpfs_putpages(void *v)
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{
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const struct vop_putpages_args *ap = v;
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struct vnode *vp = ap->a_vp;
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int flags = ap->a_flags;
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struct tmpfs_node *node = VP_TO_TMPFS_NODE(vp);
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struct uvm_object *uobj;
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struct vnode *vp = ((struct vop_putpages_args *)v)->a_vp;
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voff_t offlo = ((struct vop_putpages_args *)v)->a_offlo;
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voff_t offhi = ((struct vop_putpages_args *)v)->a_offhi;
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int flags = ((struct vop_putpages_args *)v)->a_flags;
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int error;
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struct tmpfs_node *node;
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struct uvm_object *uobj;
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LOCK_ASSERT(simple_lock_held(&vp->v_interlock));
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node = VP_TO_TMPFS_NODE(vp);
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if (vp->v_type != VREG) {
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simple_unlock(&vp->v_interlock);
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return 0;
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@ -1484,7 +1484,7 @@ tmpfs_putpages(void *v)
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simple_unlock(&vp->v_interlock);
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simple_lock(&uobj->vmobjlock);
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error = (*uobj->pgops->pgo_put)(uobj, ap->a_offlo, ap->a_offhi, flags);
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error = (*uobj->pgops->pgo_put)(uobj, offlo, offhi, flags);
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/* XXX mtime */
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