svn commit: r212654 - head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs

[Andriy Gapon]

Author: avg
Date: Wed Sep 15 10:44:20 2010
New Revision: 212654
URL: http://svn.freebsd.org/changeset/base/212654

Log:
  zfs mappedread: use uiomove_fromphys where possible
  
  Reviewed by:	alc
  Approved by:	pjd
  Tested by:	tools/regression/fsx
  MFC after:	2 weeks

Modified:
  head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vnops.c

Modified: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vnops.c
==============================================================================
--- head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vnops.c	Wed Sep 15 10:39:30 2010	(r212653)
+++ head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_vnops.c	Wed Sep 15 10:44:20 2010	(r212654)
@@ -479,14 +479,8 @@ again:
 				    dirbytes);
 				dirbytes = 0;
 			}
-			if (error == 0) {
-				sched_pin();
-				sf = sf_buf_alloc(m, SFB_CPUPRIVATE);
-				va = (caddr_t)sf_buf_kva(sf);
-				error = uiomove(va + off, bytes, UIO_READ, uio);
-				sf_buf_free(sf);
-				sched_unpin();
-			}
+			if (error == 0)
+				uiomove_fromphys(&m, off, bytes, uio);
 			VM_OBJECT_LOCK(obj);
 			vm_page_wakeup(m);
 		} else if (m != NULL && uio->uio_segflg == UIO_NOCOPY) {