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authorJoern Engel <joern@logfs.org>2010-03-28 18:10:07 +0200
committerJoern Engel <joern@logfs.org>2010-03-28 18:10:07 +0200
commit723b2ff40876678b49e61df34fb1d8001e34639d (patch)
tree509282c61e150b6059ea7f84c451641c2b69f757
parent81def6b9862764924a99ac1b680e73ac8c80ac64 (diff)
[LogFS] Clear PagePrivate when moving journal
do_logfs_journal_wl_pass() must call freeseg(), thereby clear PagePrivate on all pages of the current journal segment. Signed-off-by: Joern Engel <joern@logfs.org>
-rw-r--r--fs/logfs/journal.c1
-rw-r--r--fs/logfs/logfs.h1
-rw-r--r--fs/logfs/segment.c2
3 files changed, 3 insertions, 1 deletions
diff --git a/fs/logfs/journal.c b/fs/logfs/journal.c
index 6ad30a4c9052..15454ac7bd93 100644
--- a/fs/logfs/journal.c
+++ b/fs/logfs/journal.c
@@ -821,6 +821,7 @@ void do_logfs_journal_wl_pass(struct super_block *sb)
logfs_set_segment_reserved(sb, segno);
}
/* Manually move journal_area */
+ freeseg(sb, area->a_segno);
area->a_segno = super->s_journal_seg[0];
area->a_is_open = 0;
area->a_used_bytes = 0;
diff --git a/fs/logfs/logfs.h b/fs/logfs/logfs.h
index 129779431373..b84b0eec6024 100644
--- a/fs/logfs/logfs.h
+++ b/fs/logfs/logfs.h
@@ -587,6 +587,7 @@ void move_page_to_btree(struct page *page);
int logfs_init_mapping(struct super_block *sb);
void logfs_sync_area(struct logfs_area *area);
void logfs_sync_segments(struct super_block *sb);
+void freeseg(struct super_block *sb, u32 segno);
/* area handling */
int logfs_init_areas(struct super_block *sb);
diff --git a/fs/logfs/segment.c b/fs/logfs/segment.c
index ff9d7f3b4d36..0ecd8f07c11e 100644
--- a/fs/logfs/segment.c
+++ b/fs/logfs/segment.c
@@ -691,7 +691,7 @@ int logfs_segment_delete(struct inode *inode, struct logfs_shadow *shadow)
return 0;
}
-static void freeseg(struct super_block *sb, u32 segno)
+void freeseg(struct super_block *sb, u32 segno)
{
struct logfs_super *super = logfs_super(sb);
struct address_space *mapping = super->s_mapping_inode->i_mapping;