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changeset 2:818e80678261

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fixed up patch message & fixed a bug
author Josef "Jeff" Sipek <jsipek@cs.sunysb.edu>
date Sun, 29 Jul 2007 01:22:38 -0400
parents be7e3e4b76b7
children 4184ac3250c3
files xfs-save-buf-reference-count-as-page-weight
diffstat 1 files changed, 6 insertions(+), 5 deletions(-) [+]
line wrap: on
line diff
--- a/xfs-save-buf-reference-count-as-page-weight	Sun Jul 29 01:16:05 2007 -0400
+++ b/xfs-save-buf-reference-count-as-page-weight	Sun Jul 29 01:22:38 2007 -0400
@@ -1,12 +1,13 @@
 XFS: Save buffer type and references count
 
-Save values passed to XFS_BUF_SET_{VTYPE,REF,VTYPE_REF} inside the xfs_buf_t
-struct.
+Save buffer type passed to XFS_BUF_SET_{VTYPE,REF,VTYPE_REF} inside the
+xfs_buf_t struct; and convert XFS buffer references counter to a valid page
+weight.
 
 Signed-off-by: Josef 'Jeff' Sipek <jsipek@cs.sunysb.edu>
 
 diff --git a/fs/xfs/linux-2.6/xfs_buf.h b/fs/xfs/linux-2.6/xfs_buf.h
-index b5908a3..99099d0 100644
+index b5908a3..a94cb4a 100644
 --- a/fs/xfs/linux-2.6/xfs_buf.h
 +++ b/fs/xfs/linux-2.6/xfs_buf.h
 @@ -31,6 +31,19 @@
@@ -52,10 +53,10 @@
 +static inline void XFS_BUF_SET_REF(xfs_buf_t *bp, char ref)
 +{
 +	int i;
-+	int weight = !!(ref-1);
++	int weight = (ref > 1) ? (NR_INACTIVE_LISTS - 1) : 0;
 +
 +	for (i = 0; i < XFS_BUF_SIZE(bp); i++)
-+		set_page_weight(bp->b_pages, weight);
++		set_page_weight(bp->b_pages[i], weight);
 +}
 +
 +static inline void XFS_BUF_SET_VTYPE_REF(xfs_buf_t *bp, xfs_bvtype_t type,