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authorDave Airlie <airlied@redhat.com>2014-01-29 09:38:32 +1000
committerDave Airlie <airlied@redhat.com>2014-01-29 09:38:32 +1000
commita5bd4f8ab0443ea62be34b112eb78cafb6b3042d (patch)
treedf3357914d967c2cf4619dbd14f4609daf406a15 /fs/fs-writeback.c
parentdee13f12f6ab0c0927adf9168dfc84da93fc9f13 (diff)
parentbed86f15bdc23436fb30d09e2faa3dfb7d3834e1 (diff)
Merge branch 'drm-armada-fixes' of git://ftp.arm.linux.org.uk/~rmk/linux-cubox into drm-next
Just one-liner which corrects a select statement for DRM_KMS_FB_HELPER which looks like it was missed in the initial merge. Based on 3.13. * 'drm-armada-fixes' of git://ftp.arm.linux.org.uk/~rmk/linux-cubox: (55 commits) DRM: armada: fix missing DRM_KMS_FB_HELPER select
Diffstat (limited to 'fs/fs-writeback.c')
-rw-r--r--fs/fs-writeback.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
index 1f4a10ece2f..e0259a163f9 100644
--- a/fs/fs-writeback.c
+++ b/fs/fs-writeback.c
@@ -516,13 +516,16 @@ writeback_single_inode(struct inode *inode, struct bdi_writeback *wb,
}
WARN_ON(inode->i_state & I_SYNC);
/*
- * Skip inode if it is clean. We don't want to mess with writeback
- * lists in this function since flusher thread may be doing for example
- * sync in parallel and if we move the inode, it could get skipped. So
- * here we make sure inode is on some writeback list and leave it there
- * unless we have completely cleaned the inode.
+ * Skip inode if it is clean and we have no outstanding writeback in
+ * WB_SYNC_ALL mode. We don't want to mess with writeback lists in this
+ * function since flusher thread may be doing for example sync in
+ * parallel and if we move the inode, it could get skipped. So here we
+ * make sure inode is on some writeback list and leave it there unless
+ * we have completely cleaned the inode.
*/
- if (!(inode->i_state & I_DIRTY))
+ if (!(inode->i_state & I_DIRTY) &&
+ (wbc->sync_mode != WB_SYNC_ALL ||
+ !mapping_tagged(inode->i_mapping, PAGECACHE_TAG_WRITEBACK)))
goto out;
inode->i_state |= I_SYNC;
spin_unlock(&inode->i_lock);