[PATCH] Change ll_rw_block() calls in UFS

We need to be sure that current data are sent to disk.  Hence we call
ll_rw_block() with SWRITE.
Signed-off-by: NJan Kara <jack@suse.cz>
Signed-off-by: NAndrew Morton <akpm@osdl.org>
Signed-off-by: NLinus Torvalds <torvalds@osdl.org>

fs/ufs/balloc.c

@@ -114,8 +114,7 @@ void ufs_free_fragments (struct inode * inode, unsigned fragment, unsigned count
 	ubh_mark_buffer_dirty (USPI_UBH);
 	ubh_mark_buffer_dirty (UCPI_UBH);
 	if (sb->s_flags & MS_SYNCHRONOUS) {
-		ubh_wait_on_buffer (UCPI_UBH);
-		ubh_ll_rw_block (WRITE, 1, (struct ufs_buffer_head **)&ucpi);
+		ubh_ll_rw_block (SWRITE, 1, (struct ufs_buffer_head **)&ucpi);
 		ubh_wait_on_buffer (UCPI_UBH);
 	}
 	sb->s_dirt = 1;
@@ -200,8 +199,7 @@ void ufs_free_blocks (struct inode * inode, unsigned fragment, unsigned count) {
 	ubh_mark_buffer_dirty (USPI_UBH);
 	ubh_mark_buffer_dirty (UCPI_UBH);
 	if (sb->s_flags & MS_SYNCHRONOUS) {
-		ubh_wait_on_buffer (UCPI_UBH);
-		ubh_ll_rw_block (WRITE, 1, (struct ufs_buffer_head **)&ucpi);
+		ubh_ll_rw_block (SWRITE, 1, (struct ufs_buffer_head **)&ucpi);
 		ubh_wait_on_buffer (UCPI_UBH);
 	}
 
@@ -459,8 +457,7 @@ ufs_add_fragments (struct inode * inode, unsigned fragment,
 	ubh_mark_buffer_dirty (USPI_UBH);
 	ubh_mark_buffer_dirty (UCPI_UBH);
 	if (sb->s_flags & MS_SYNCHRONOUS) {
-		ubh_wait_on_buffer (UCPI_UBH);
-		ubh_ll_rw_block (WRITE, 1, (struct ufs_buffer_head **)&ucpi);
+		ubh_ll_rw_block (SWRITE, 1, (struct ufs_buffer_head **)&ucpi);
 		ubh_wait_on_buffer (UCPI_UBH);
 	}
 	sb->s_dirt = 1;
@@ -585,8 +582,7 @@ static unsigned ufs_alloc_fragments (struct inode * inode, unsigned cgno,
 	ubh_mark_buffer_dirty (USPI_UBH);
 	ubh_mark_buffer_dirty (UCPI_UBH);
 	if (sb->s_flags & MS_SYNCHRONOUS) {
-		ubh_wait_on_buffer (UCPI_UBH);
-		ubh_ll_rw_block (WRITE, 1, (struct ufs_buffer_head **)&ucpi);
+		ubh_ll_rw_block (SWRITE, 1, (struct ufs_buffer_head **)&ucpi);
 		ubh_wait_on_buffer (UCPI_UBH);
 	}
 	sb->s_dirt = 1;

fs/ufs/ialloc.c

@@ -124,8 +124,7 @@ void ufs_free_inode (struct inode * inode)
 	ubh_mark_buffer_dirty (USPI_UBH);
 	ubh_mark_buffer_dirty (UCPI_UBH);
 	if (sb->s_flags & MS_SYNCHRONOUS) {
-		ubh_wait_on_buffer (UCPI_UBH);
-		ubh_ll_rw_block (WRITE, 1, (struct ufs_buffer_head **) &ucpi);
+		ubh_ll_rw_block (SWRITE, 1, (struct ufs_buffer_head **) &ucpi);
 		ubh_wait_on_buffer (UCPI_UBH);
 	}
 	
@@ -249,8 +248,7 @@ struct inode * ufs_new_inode(struct inode * dir, int mode)
 	ubh_mark_buffer_dirty (USPI_UBH);
 	ubh_mark_buffer_dirty (UCPI_UBH);
 	if (sb->s_flags & MS_SYNCHRONOUS) {
-		ubh_wait_on_buffer (UCPI_UBH);
-		ubh_ll_rw_block (WRITE, 1, (struct ufs_buffer_head **) &ucpi);
+		ubh_ll_rw_block (SWRITE, 1, (struct ufs_buffer_head **) &ucpi);
 		ubh_wait_on_buffer (UCPI_UBH);
 	}
 	sb->s_dirt = 1;

fs/ufs/truncate.c

@@ -285,8 +285,7 @@ next:;
 		}
 	}
 	if (IS_SYNC(inode) && ind_ubh && ubh_buffer_dirty(ind_ubh)) {
-		ubh_wait_on_buffer (ind_ubh);
-		ubh_ll_rw_block (WRITE, 1, &ind_ubh);
+		ubh_ll_rw_block (SWRITE, 1, &ind_ubh);
 		ubh_wait_on_buffer (ind_ubh);
 	}
 	ubh_brelse (ind_ubh);
@@ -353,8 +352,7 @@ static int ufs_trunc_dindirect (struct inode *inode, unsigned offset, __fs32 *p)
 		}
 	}
 	if (IS_SYNC(inode) && dind_bh && ubh_buffer_dirty(dind_bh)) {
-		ubh_wait_on_buffer (dind_bh);
-		ubh_ll_rw_block (WRITE, 1, &dind_bh);
+		ubh_ll_rw_block (SWRITE, 1, &dind_bh);
 		ubh_wait_on_buffer (dind_bh);
 	}
 	ubh_brelse (dind_bh);
@@ -418,8 +416,7 @@ static int ufs_trunc_tindirect (struct inode * inode)
 		}
 	}
 	if (IS_SYNC(inode) && tind_bh && ubh_buffer_dirty(tind_bh)) {
-		ubh_wait_on_buffer (tind_bh);
-		ubh_ll_rw_block (WRITE, 1, &tind_bh);
+		ubh_ll_rw_block (SWRITE, 1, &tind_bh);
 		ubh_wait_on_buffer (tind_bh);
 	}
 	ubh_brelse (tind_bh);