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fusefs: use vfs_bio_clrbuf in fuse_vnode_setsize

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Reuse fuse_vnode_setsize instead of reinventing the wheel.  This is what
ext2_ind_truncate does.

PR:		233783
Sponsored by:	The FreeBSD Foundation
This commit is contained in:
Alan Somers 2019-04-23 22:25:50 +00:00
parent 77b8247874
commit bad3de4365
1 changed files with 2 additions and 3 deletions
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5
sys/fs/fuse/fuse_node.c
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@ -434,7 +434,6 @@ fuse_vnode_setsize(struct vnode *vp, struct ucred *cred, off_t newsize)
if (newsize < oldsize) {
daddr_t lbn;
size_t zsize;
err = vtruncbuf(vp, cred, newsize, fuse_iosize(vp));
if (err)
@ -454,8 +453,8 @@ fuse_vnode_setsize(struct vnode *vp, struct ucred *cred, off_t newsize)
}
if (!(bp->b_flags & B_CACHE))
goto out; /* Nothing to do */
zsize = (lbn + 1) * iosize - newsize;
bzero(bp->b_data + newsize - lbn * iosize, zsize);
MPASS(bp->b_flags & B_VMIO);
vfs_bio_clrbuf(bp);
}
out:
if (bp)