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-rw-r--r--fs/gfs2/file.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c
index 6fe2a59c6a9a..c2062a108d19 100644
--- a/fs/gfs2/file.c
+++ b/fs/gfs2/file.c
@@ -911,11 +911,15 @@ out_qunlock:
static long gfs2_fallocate(struct file *file, int mode, loff_t offset, loff_t len)
{
struct inode *inode = file_inode(file);
+ struct gfs2_sbd *sdp = GFS2_SB(inode);
struct gfs2_inode *ip = GFS2_I(inode);
struct gfs2_holder gh;
int ret;
- if ((mode & ~FALLOC_FL_KEEP_SIZE) || gfs2_is_jdata(ip))
+ if (mode & ~FALLOC_FL_KEEP_SIZE)
+ return -EOPNOTSUPP;
+ /* fallocate is needed by gfs2_grow to reserve space in the rindex */
+ if (gfs2_is_jdata(ip) && inode != sdp->sd_rindex)
return -EOPNOTSUPP;
inode_lock(inode);