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path: root/sys/miscfs/genfs/genfs_io.c
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Diffstat (limited to 'sys/miscfs/genfs/genfs_io.c')
-rw-r--r--sys/miscfs/genfs/genfs_io.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/sys/miscfs/genfs/genfs_io.c b/sys/miscfs/genfs/genfs_io.c
index 2dfb4ae3c18..614afe76d62 100644
--- a/sys/miscfs/genfs/genfs_io.c
+++ b/sys/miscfs/genfs/genfs_io.c
@@ -611,6 +611,9 @@ genfs_getpages_read(struct vnode *vp, struct vm_page **pgs, int npages,
mbp->b_data = (void *)kva;
mbp->b_resid = mbp->b_bcount = bytes;
mbp->b_cflags |= BC_BUSY;
+#ifdef LOCKDOC_VFS
+ lockdoc_log_lock(P_WRITE, &(mbp->b_cflags), __FILE__, __LINE__, __func__, "b_cflags", 0);
+#endif
if (async) {
mbp->b_flags = B_READ | B_ASYNC;
mbp->b_iodone = uvm_aio_aiodone;
@@ -1480,6 +1483,9 @@ genfs_do_io(struct vnode *vp, off_t off, vaddr_t kva, size_t len, int flags,
mbp->b_data = (void *)kva;
mbp->b_resid = mbp->b_bcount = bytes;
mbp->b_cflags |= BC_BUSY | BC_AGE;
+#ifdef LOCKDOC_VFS
+ lockdoc_log_lock(P_WRITE, &(mbp->b_cflags), __FILE__, __LINE__, __func__, "b_cflags", 0);
+#endif
if (async) {
mbp->b_flags = brw | B_ASYNC;
mbp->b_iodone = iodone;
@@ -1712,6 +1718,9 @@ genfs_compat_gop_write(struct vnode *vp, struct vm_page **pgs, int npages,
bp = getiobuf(vp, true);
bp->b_cflags |= BC_BUSY | BC_AGE;
+#ifdef LOCKDOC_VFS
+ lockdoc_log_lock(P_WRITE, &(bp->b_cflags), __FILE__, __LINE__, __func__, "b_cflags", 0);
+#endif
bp->b_lblkno = offset >> vp->v_mount->mnt_fs_bshift;
bp->b_data = (char *)kva;
bp->b_bcount = npages << PAGE_SHIFT;