Author: kib
Date: Sat Jul  9 14:42:45 2011
New Revision: 223887
URL: http://svn.freebsd.org/changeset/base/223887

Log:
  Use helper functions instead of manually managing TDP_INBDFLUSH.
  
  Sponsored by: The FreeBSD Foundation
  Reviewed by:  alc (previous version)
  MFC after:    1 week

Modified:
  head/sys/ufs/ffs/ffs_balloc.c

Modified: head/sys/ufs/ffs/ffs_balloc.c
==============================================================================
--- head/sys/ufs/ffs/ffs_balloc.c       Sat Jul  9 14:41:28 2011        
(r223886)
+++ head/sys/ufs/ffs/ffs_balloc.c       Sat Jul  9 14:42:45 2011        
(r223887)
@@ -234,9 +234,7 @@ ffs_balloc_ufs1(struct vnode *vp, off_t 
        if (num < 1)
                panic ("ffs_balloc_ufs1: ufs_getlbns returned indirect block");
 #endif
-       saved_inbdflush = ~TDP_INBDFLUSH | (curthread->td_pflags &
-           TDP_INBDFLUSH);
-       curthread->td_pflags |= TDP_INBDFLUSH;
+       saved_inbdflush = thread_pflags_set(TDP_INBDFLUSH);
        /*
         * Fetch the first indirect block allocating if necessary.
         */
@@ -250,7 +248,7 @@ ffs_balloc_ufs1(struct vnode *vp, off_t 
                pref = ffs_blkpref_ufs1(ip, lbn, 0, (ufs1_daddr_t *)0);
                if ((error = ffs_alloc(ip, lbn, pref, (int)fs->fs_bsize,
                    flags, cred, &newb)) != 0) {
-                       curthread->td_pflags &= saved_inbdflush;
+                       thread_pflags_restore(saved_inbdflush);
                        return (error);
                }
                nb = newb;
@@ -356,7 +354,7 @@ retry:
         * If asked only for the indirect block, then return it.
         */
        if (flags & BA_METAONLY) {
-               curthread->td_pflags &= saved_inbdflush;
+               thread_pflags_restore(saved_inbdflush);
                *bpp = bp;
                return (0);
        }
@@ -406,7 +404,7 @@ retry:
                                bp->b_flags |= B_CLUSTEROK;
                        bdwrite(bp);
                }
-               curthread->td_pflags &= saved_inbdflush;
+               thread_pflags_restore(saved_inbdflush);
                *bpp = nbp;
                return (0);
        }
@@ -428,11 +426,11 @@ retry:
                nbp = getblk(vp, lbn, fs->fs_bsize, 0, 0, 0);
                nbp->b_blkno = fsbtodb(fs, nb);
        }
-       curthread->td_pflags &= saved_inbdflush;
+       thread_pflags_restore(saved_inbdflush);
        *bpp = nbp;
        return (0);
 fail:
-       curthread->td_pflags &= saved_inbdflush;
+       thread_pflags_restore(saved_inbdflush);
        /*
         * If we have failed to allocate any blocks, simply return the error.
         * This is the usual case and avoids the need to fsync the file.
@@ -774,9 +772,7 @@ ffs_balloc_ufs2(struct vnode *vp, off_t 
        if (num < 1)
                panic ("ffs_balloc_ufs2: ufs_getlbns returned indirect block");
 #endif
-       saved_inbdflush = ~TDP_INBDFLUSH | (curthread->td_pflags &
-           TDP_INBDFLUSH);
-       curthread->td_pflags |= TDP_INBDFLUSH;
+       saved_inbdflush = thread_pflags_set(TDP_INBDFLUSH);
        /*
         * Fetch the first indirect block allocating if necessary.
         */
@@ -790,7 +786,7 @@ ffs_balloc_ufs2(struct vnode *vp, off_t 
                pref = ffs_blkpref_ufs2(ip, lbn, 0, (ufs2_daddr_t *)0);
                if ((error = ffs_alloc(ip, lbn, pref, (int)fs->fs_bsize,
                    flags, cred, &newb)) != 0) {
-                       curthread->td_pflags &= saved_inbdflush;
+                       thread_pflags_restore(saved_inbdflush);
                        return (error);
                }
                nb = newb;
@@ -896,7 +892,7 @@ retry:
         * If asked only for the indirect block, then return it.
         */
        if (flags & BA_METAONLY) {
-               curthread->td_pflags &= saved_inbdflush;
+               thread_pflags_restore(saved_inbdflush);
                *bpp = bp;
                return (0);
        }
@@ -946,7 +942,7 @@ retry:
                                bp->b_flags |= B_CLUSTEROK;
                        bdwrite(bp);
                }
-               curthread->td_pflags &= saved_inbdflush;
+               thread_pflags_restore(saved_inbdflush);
                *bpp = nbp;
                return (0);
        }
@@ -974,11 +970,11 @@ retry:
                nbp = getblk(vp, lbn, fs->fs_bsize, 0, 0, 0);
                nbp->b_blkno = fsbtodb(fs, nb);
        }
-       curthread->td_pflags &= saved_inbdflush;
+       thread_pflags_restore(saved_inbdflush);
        *bpp = nbp;
        return (0);
 fail:
-       curthread->td_pflags &= saved_inbdflush;
+       thread_pflags_restore(saved_inbdflush);
        /*
         * If we have failed to allocate any blocks, simply return the error.
         * This is the usual case and avoids the need to fsync the file.
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