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author | Konstantin Belousov <kib@FreeBSD.org> | 2023-11-12 18:29:14 +0000 |
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committer | Konstantin Belousov <kib@FreeBSD.org> | 2023-11-20 01:40:34 +0000 |
commit | 02c8fefba6b1be95cd738694a616454251a7c709 (patch) | |
tree | 6976696ca80b9b8c15cf605e151e55c2d3890b22 | |
parent | 26c99c95ccfa59091e30715a86f389a072fa6c11 (diff) | |
download | src-02c8fefba6b1be95cd738694a616454251a7c709.tar.gz src-02c8fefba6b1be95cd738694a616454251a7c709.zip |
vn_copy_file_range(): use local variables for invp/outvp vnodes v_mounts
(cherry picked from commit 89188bd6ba8d8332c65498f2b71c90e5ed4b9dae)
-rw-r--r-- | sys/kern/vfs_vnops.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/sys/kern/vfs_vnops.c b/sys/kern/vfs_vnops.c index dd3370bc33bb..5194d708f250 100644 --- a/sys/kern/vfs_vnops.c +++ b/sys/kern/vfs_vnops.c @@ -3026,6 +3026,7 @@ vn_copy_file_range(struct vnode *invp, off_t *inoffp, struct vnode *outvp, off_t *outoffp, size_t *lenp, unsigned int flags, struct ucred *incred, struct ucred *outcred, struct thread *fsize_td) { + struct mount *inmp, *outmp; int error; size_t len; uint64_t uval; @@ -3055,13 +3056,16 @@ vn_copy_file_range(struct vnode *invp, off_t *inoffp, struct vnode *outvp, if (len == 0) goto out; + inmp = invp->v_mount; + outmp = outvp->v_mount; + /* * If the two vnode are for the same file system, call * VOP_COPY_FILE_RANGE(), otherwise call vn_generic_copy_file_range() * which can handle copies across multiple file systems. */ *lenp = len; - if (invp->v_mount == outvp->v_mount) + if (inmp == outmp) error = VOP_COPY_FILE_RANGE(invp, inoffp, outvp, outoffp, lenp, flags, incred, outcred, fsize_td); else |