Displaying 2 results from an estimated 2 matches for "writes_blocked".
2019 Aug 30
0
[nbdkit PATCH 9/9] server: Move command validation from protocol.c to backend.c
...2 files changed, 121 insertions(+), 107 deletions(-)
diff --git a/server/backend.c b/server/backend.c
index e785a824..cd678f96 100644
--- a/server/backend.c
+++ b/server/backend.c
@@ -124,6 +124,43 @@ backend_unload (struct backend *b, void (*unload) (void))
free (b->name);
}
+static bool
+writes_blocked (struct backend *b, struct connection *conn, const char *cmd,
+ uint32_t flags)
+{
+ struct b_conn_handle *h = &conn->handles[b->i];
+
+ assert (h->can_write >= 0);
+ if (h->can_write == 0) {
+ nbdkit_error ("invalid request: %s: write request on readonl...
2019 Aug 30
15
[nbdkit PATCH 0/9] can_FOO caching, more filter validation
It's easy to use the sh script to demonstrate that nbdkit is
inefficiently calling into .get_size, .can_fua, and friends more than
necessary. We've also commented on the list in the past that it would
be nice to ensure that when filters call into next_ops, they are not
violating constraints (as we've have to fix several bugs in the past
where we did not have such checking to protect