[error cleanups, file_open implementation]
Signed-off-by: Dietmar Maurer <dietmar@proxmox.com>
Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
-[adapt to changed function signatures]
-Signed-off-by: Fabian Ebner <f.ebner@proxmox.com>
+[FE: adapt to changed function signatures
+ make pbs_co_preadv return values consistent with QEMU]
+Signed-off-by: Fiona Ebner <f.ebner@proxmox.com>
---
block/meson.build | 3 +
block/pbs.c | 276 +++++++++++++++++++++++++++++++++++++++++++
diff --git a/block/pbs.c b/block/pbs.c
new file mode 100644
-index 0000000000..0b05ea9080
+index 0000000000..9d1f1f39d4
--- /dev/null
+++ b/block/pbs.c
@@ -0,0 +1,276 @@
+
+ if (offset < 0 || bytes < 0) {
+ fprintf(stderr, "unexpected negative 'offset' or 'bytes' value!\n");
-+ return -EINVAL;
++ return -EIO;
+ }
+
+ ReadCallbackData rcb = {
+ qemu_iovec_from_buf(qiov, 0, buf, bytes);
+ free(buf);
+
-+ return ret;
++ return 0;
+}
+
+static coroutine_fn int pbs_co_pwritev(BlockDriverState *bs,
Signed-off-by: Stefan Reiter <s.reiter@proxmox.com>
Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
-[adapt to changed function signatures]
-Signed-off-by: Fabian Ebner <f.ebner@proxmox.com>
+[FE: adapt to changed function signatures
+ make error return value consistent with QEMU]
+Signed-off-by: Fiona Ebner <f.ebner@proxmox.com>
---
block/alloc-track.c | 350 ++++++++++++++++++++++++++++++++++++++++++++
block/meson.build | 1 +
diff --git a/block/alloc-track.c b/block/alloc-track.c
new file mode 100644
-index 0000000000..6b50fbe537
+index 0000000000..43d40d11af
--- /dev/null
+++ b/block/alloc-track.c
@@ -0,0 +1,350 @@
+
+ if (offset < 0 || bytes < 0) {
+ fprintf(stderr, "unexpected negative 'offset' or 'bytes' value!\n");
-+ return -EINVAL;
++ return -EIO;
+ }
+
+ /* a read request can span multiple granularity-sized chunks, and can thus