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-rw-r--r--fs/gfs2/log.c15
-rw-r--r--fs/gfs2/lops.c4
-rw-r--r--fs/gfs2/ops_address.c26
3 files changed, 42 insertions, 3 deletions
diff --git a/fs/gfs2/log.c b/fs/gfs2/log.c
index 1fb846f..fbdc0dc9 100644
--- a/fs/gfs2/log.c
+++ b/fs/gfs2/log.c
@@ -83,6 +83,11 @@ static void gfs2_ail1_start_one(struct gfs2_sbd *sdp, struct gfs2_ail *ai)
gfs2_assert(sdp, bd->bd_ail == ai);
+ if (!bh){
+ list_move(&bd->bd_ail_st_list, &ai->ai_ail2_list);
+ continue;
+ }
+
if (!buffer_busy(bh)) {
if (!buffer_uptodate(bh)) {
gfs2_log_unlock(sdp);
@@ -125,6 +130,11 @@ static int gfs2_ail1_empty_one(struct gfs2_sbd *sdp, struct gfs2_ail *ai, int fl
bd_ail_st_list) {
bh = bd->bd_bh;
+ if (!bh){
+ list_move(&bd->bd_ail_st_list, &ai->ai_ail2_list);
+ continue;
+ }
+
gfs2_assert(sdp, bd->bd_ail == ai);
if (buffer_busy(bh)) {
@@ -227,7 +237,10 @@ static void gfs2_ail2_empty_one(struct gfs2_sbd *sdp, struct gfs2_ail *ai)
list_del(&bd->bd_ail_st_list);
list_del(&bd->bd_ail_gl_list);
atomic_dec(&bd->bd_gl->gl_ail_count);
- brelse(bd->bd_bh);
+ if (bd->bd_bh)
+ brelse(bd->bd_bh);
+ else
+ kmem_cache_free(gfs2_bufdata_cachep, bd);
}
}
diff --git a/fs/gfs2/lops.c b/fs/gfs2/lops.c
index 3e971f2..df6bcee 100644
--- a/fs/gfs2/lops.c
+++ b/fs/gfs2/lops.c
@@ -607,7 +607,8 @@ static void databuf_lo_before_commit(struct gfs2_sbd *sdp)
if (unlikely(magic != 0))
set_buffer_escaped(bh1);
gfs2_log_lock(sdp);
- if (n++ > num)
+ n += 2;
+ if (n >= num)
break;
} else if (!bh1) {
total_dbuf--;
@@ -624,6 +625,7 @@ static void databuf_lo_before_commit(struct gfs2_sbd *sdp)
}
gfs2_log_unlock(sdp);
if (bh) {
+ set_buffer_mapped(bh);
set_buffer_dirty(bh);
ll_rw_block(WRITE, 1, &bh);
bh = NULL;
diff --git a/fs/gfs2/ops_address.c b/fs/gfs2/ops_address.c
index ac56595..9ab35a9 100644
--- a/fs/gfs2/ops_address.c
+++ b/fs/gfs2/ops_address.c
@@ -137,7 +137,9 @@ static int gfs2_writepage(struct page *page, struct writeback_control *wbc)
return 0; /* don't care */
}
- if (sdp->sd_args.ar_data == GFS2_DATA_ORDERED || gfs2_is_jdata(ip)) {
+ if ((sdp->sd_args.ar_data == GFS2_DATA_ORDERED || gfs2_is_jdata(ip)) &&
+ PageChecked(page)) {
+ ClearPageChecked(page);
error = gfs2_trans_begin(sdp, RES_DINODE + 1, 0);
if (error)
goto out_ignore;
@@ -574,6 +576,23 @@ fail_nounlock:
}
/**
+ * gfs2_set_page_dirty - Page dirtying function
+ * @page: The page to dirty
+ *
+ * Returns: 1 if it dirtyed the page, or 0 otherwise
+ */
+
+static int gfs2_set_page_dirty(struct page *page)
+{
+ struct gfs2_inode *ip = GFS2_I(page->mapping->host);
+ struct gfs2_sbd *sdp = GFS2_SB(page->mapping->host);
+
+ if (sdp->sd_args.ar_data == GFS2_DATA_ORDERED || gfs2_is_jdata(ip))
+ SetPageChecked(page);
+ return __set_page_dirty_buffers(page);
+}
+
+/**
* gfs2_bmap - Block map function
* @mapping: Address space info
* @lblock: The block to map
@@ -609,6 +628,8 @@ static void discard_buffer(struct gfs2_sbd *sdp, struct buffer_head *bh)
if (bd) {
bd->bd_bh = NULL;
bh->b_private = NULL;
+ if (!bd->bd_ail && list_empty(&bd->bd_le.le_list))
+ kmem_cache_free(gfs2_bufdata_cachep, bd);
}
gfs2_log_unlock(sdp);
@@ -629,6 +650,8 @@ static void gfs2_invalidatepage(struct page *page, unsigned long offset)
unsigned int curr_off = 0;
BUG_ON(!PageLocked(page));
+ if (offset == 0)
+ ClearPageChecked(page);
if (!page_has_buffers(page))
return;
@@ -841,6 +864,7 @@ const struct address_space_operations gfs2_file_aops = {
.sync_page = block_sync_page,
.prepare_write = gfs2_prepare_write,
.commit_write = gfs2_commit_write,
+ .set_page_dirty = gfs2_set_page_dirty,
.bmap = gfs2_bmap,
.invalidatepage = gfs2_invalidatepage,
.releasepage = gfs2_releasepage,
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