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path: root/fs/jfs/jfs_metapage.c
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Diffstat (limited to 'fs/jfs/jfs_metapage.c')
-rw-r--r--fs/jfs/jfs_metapage.c22
1 files changed, 14 insertions, 8 deletions
diff --git a/fs/jfs/jfs_metapage.c b/fs/jfs/jfs_metapage.c
index 13d7e3f1feb..8a53981f9f2 100644
--- a/fs/jfs/jfs_metapage.c
+++ b/fs/jfs/jfs_metapage.c
@@ -86,7 +86,7 @@ struct meta_anchor {
atomic_t io_count;
struct metapage *mp[MPS_PER_PAGE];
};
-#define mp_anchor(page) ((struct meta_anchor *)page->private)
+#define mp_anchor(page) ((struct meta_anchor *)page_private(page))
static inline struct metapage *page_to_mp(struct page *page, uint offset)
{
@@ -108,7 +108,7 @@ static inline int insert_metapage(struct page *page, struct metapage *mp)
if (!a)
return -ENOMEM;
memset(a, 0, sizeof(struct meta_anchor));
- page->private = (unsigned long)a;
+ set_page_private(page, (unsigned long)a);
SetPagePrivate(page);
kmap(page);
}
@@ -136,7 +136,7 @@ static inline void remove_metapage(struct page *page, struct metapage *mp)
a->mp[index] = NULL;
if (--a->mp_count == 0) {
kfree(a);
- page->private = 0;
+ set_page_private(page, 0);
ClearPagePrivate(page);
kunmap(page);
}
@@ -156,13 +156,13 @@ static inline void dec_io(struct page *page, void (*handler) (struct page *))
#else
static inline struct metapage *page_to_mp(struct page *page, uint offset)
{
- return PagePrivate(page) ? (struct metapage *)page->private : NULL;
+ return PagePrivate(page) ? (struct metapage *)page_private(page) : NULL;
}
static inline int insert_metapage(struct page *page, struct metapage *mp)
{
if (mp) {
- page->private = (unsigned long)mp;
+ set_page_private(page, (unsigned long)mp);
SetPagePrivate(page);
kmap(page);
}
@@ -171,7 +171,7 @@ static inline int insert_metapage(struct page *page, struct metapage *mp)
static inline void remove_metapage(struct page *page, struct metapage *mp)
{
- page->private = 0;
+ set_page_private(page, 0);
ClearPagePrivate(page);
kunmap(page);
}
@@ -198,7 +198,7 @@ static void init_once(void *foo, kmem_cache_t *cachep, unsigned long flags)
}
}
-static inline struct metapage *alloc_metapage(unsigned int gfp_mask)
+static inline struct metapage *alloc_metapage(gfp_t gfp_mask)
{
return mempool_alloc(metapage_mempool, gfp_mask);
}
@@ -395,6 +395,12 @@ static int metapage_writepage(struct page *page, struct writeback_control *wbc)
if (mp->nohomeok && !test_bit(META_forcewrite, &mp->flag)) {
redirty = 1;
+ /*
+ * Make sure this page isn't blocked indefinitely.
+ * If the journal isn't undergoing I/O, push it
+ */
+ if (mp->log && !(mp->log->cflag & logGC_PAGEOUT))
+ jfs_flush_journal(mp->log, 0);
continue;
}
@@ -534,7 +540,7 @@ add_failed:
return -EIO;
}
-static int metapage_releasepage(struct page *page, int gfp_mask)
+static int metapage_releasepage(struct page *page, gfp_t gfp_mask)
{
struct metapage *mp;
int busy = 0;