... because we don't yet support its restore.
Signed-off-by: Serge E. Hallyn <[email protected]>
---
checkpoint/files.c | 12 ++++++++++++
1 files changed, 12 insertions(+), 0 deletions(-)
diff --git a/checkpoint/files.c b/checkpoint/files.c
index c8e8d7f..cac5236 100644
--- a/checkpoint/files.c
+++ b/checkpoint/files.c
@@ -261,6 +261,7 @@ static int checkpoint_file_desc(struct ckpt_ctx *ctx,
struct fdtable *fdt;
int objref, ret;
int coe = 0; /* avoid gcc warning */
+ pid_t pid;
h = ckpt_hdr_get_type(ctx, sizeof(*h), CKPT_HDR_FILE_DESC);
if (!h)
@@ -283,6 +284,17 @@ static int checkpoint_file_desc(struct ckpt_ctx *ctx,
}
/*
+ * TODO: Implement c/r of fowner and f_sigio. Should be
+ * trivial, but for now we just refuse its checkpoint
+ */
+ pid = f_getown(file);
+ if (pid) {
+ ret = -EBUSY;
+ ckpt_err(ctx, ret, "%(T)fd %d has an owner (%d)\n", fd);
+ goto out;
+ }
+
+ /*
* if seen first time, this will add 'file' to the objhash, keep
* a reference to it, dump its state while at it.
*/
--
1.6.0.4
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