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[PULL 42/50] block-backend-common.h: split function pointers in BlockDev
From: |
Kevin Wolf |
Subject: |
[PULL 42/50] block-backend-common.h: split function pointers in BlockDevOps |
Date: |
Fri, 4 Mar 2022 17:47:03 +0100 |
From: Emanuele Giuseppe Esposito <eesposit@redhat.com>
Assertions in the callers of the function pointrs are already
added by previous patches.
Signed-off-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20220303151616.325444-30-eesposit@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---
include/sysemu/block-backend-common.h | 28 ++++++++++++++++++++++-----
1 file changed, 23 insertions(+), 5 deletions(-)
diff --git a/include/sysemu/block-backend-common.h
b/include/sysemu/block-backend-common.h
index 6963bbf45a..2391679c56 100644
--- a/include/sysemu/block-backend-common.h
+++ b/include/sysemu/block-backend-common.h
@@ -27,6 +27,14 @@
/* Callbacks for block device models */
typedef struct BlockDevOps {
+
+ /*
+ * Global state (GS) API. These functions run under the BQL.
+ *
+ * See include/block/block-global-state.h for more information about
+ * the GS API.
+ */
+
/*
* Runs when virtual media changed (monitor commands eject, change)
* Argument load is true on load and false on eject.
@@ -44,16 +52,26 @@ typedef struct BlockDevOps {
* true, even if they do not support eject requests.
*/
void (*eject_request_cb)(void *opaque, bool force);
- /*
- * Is the virtual tray open?
- * Device models implement this only when the device has a tray.
- */
- bool (*is_tray_open)(void *opaque);
+
/*
* Is the virtual medium locked into the device?
* Device models implement this only when device has such a lock.
*/
bool (*is_medium_locked)(void *opaque);
+
+ /*
+ * I/O API functions. These functions are thread-safe.
+ *
+ * See include/block/block-io.h for more information about
+ * the I/O API.
+ */
+
+ /*
+ * Is the virtual tray open?
+ * Device models implement this only when the device has a tray.
+ */
+ bool (*is_tray_open)(void *opaque);
+
/*
* Runs when the size changed (e.g. monitor command block_resize)
*/
--
2.35.1
- [PULL 30/50] block.c: add assertions to static functions, (continued)
- [PULL 30/50] block.c: add assertions to static functions, Kevin Wolf, 2022/03/04
- [PULL 36/50] block/copy-before-write.h: global state API + assertions, Kevin Wolf, 2022/03/04
- [PULL 34/50] assertions for blockdev.h global state API, Kevin Wolf, 2022/03/04
- [PULL 35/50] include/block/snapshot: global state API + assertions, Kevin Wolf, 2022/03/04
- [PULL 37/50] block/coroutines: I/O and "I/O or GS" API, Kevin Wolf, 2022/03/04
- [PULL 39/50] block_int-common.h: assertions in the callers of BlockDriver function pointers, Kevin Wolf, 2022/03/04
- [PULL 38/50] block_int-common.h: split function pointers in BlockDriver, Kevin Wolf, 2022/03/04
- [PULL 40/50] block_int-common.h: split function pointers in BdrvChildClass, Kevin Wolf, 2022/03/04
- [PULL 43/50] job.h: split function pointers in JobDriver, Kevin Wolf, 2022/03/04
- [PULL 41/50] block_int-common.h: assertions in the callers of BdrvChildClass function pointers, Kevin Wolf, 2022/03/04
- [PULL 42/50] block-backend-common.h: split function pointers in BlockDevOps,
Kevin Wolf <=
- [PULL 44/50] job.h: assertions in the callers of JobDriver function pointers, Kevin Wolf, 2022/03/04
- [PULL 46/50] iotests: Allow using QMP with the QSD, Kevin Wolf, 2022/03/04
- [PULL 45/50] block: Make bdrv_refresh_limits() non-recursive, Kevin Wolf, 2022/03/04
- [PULL 47/50] iotests/graph-changes-while-io: New test, Kevin Wolf, 2022/03/04
- [PULL 49/50] block/amend: Always call .bdrv_amend_clean(), Kevin Wolf, 2022/03/04
- [PULL 50/50] block/amend: Keep strong reference to BDS, Kevin Wolf, 2022/03/04
- [PULL 48/50] tests/qemu-iotests: Rework the checks and spots using GNU sed, Kevin Wolf, 2022/03/04
- Re: [PULL 00/50] Block layer patches, Peter Maydell, 2022/03/05