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[PATCH v7 15/31] include/block/blockjob_int.h: split header into I/O and
From: |
Emanuele Giuseppe Esposito |
Subject: |
[PATCH v7 15/31] include/block/blockjob_int.h: split header into I/O and GS API |
Date: |
Fri, 11 Feb 2022 09:51:37 -0500 |
Since the I/O functions are not many, keep a single file.
Also split the function pointers in BlockJobDriver.
Signed-off-by: Emanuele Giuseppe Esposito <eesposit@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
---
include/block/blockjob_int.h | 28 ++++++++++++++++++++++++++++
1 file changed, 28 insertions(+)
diff --git a/include/block/blockjob_int.h b/include/block/blockjob_int.h
index 6633d83da2..6bd9ae2b20 100644
--- a/include/block/blockjob_int.h
+++ b/include/block/blockjob_int.h
@@ -38,6 +38,13 @@ struct BlockJobDriver {
/** Generic JobDriver callbacks and settings */
JobDriver job_driver;
+ /*
+ * I/O API functions. These functions are thread-safe.
+ *
+ * See include/block/block-io.h for more information about
+ * the I/O API.
+ */
+
/*
* Returns whether the job has pending requests for the child or will
* submit new requests before the next pause point. This callback is polled
@@ -46,6 +53,13 @@ struct BlockJobDriver {
*/
bool (*drained_poll)(BlockJob *job);
+ /*
+ * Global state (GS) API. These functions run under the BQL.
+ *
+ * See include/block/block-global-state.h for more information about
+ * the GS API.
+ */
+
/*
* If the callback is not NULL, it will be invoked before the job is
* resumed in a new AioContext. This is the place to move any resources
@@ -56,6 +70,13 @@ struct BlockJobDriver {
void (*set_speed)(BlockJob *job, int64_t speed);
};
+/*
+ * Global state (GS) API. These functions run under the BQL.
+ *
+ * See include/block/block-global-state.h for more information about
+ * the GS API.
+ */
+
/**
* block_job_create:
* @job_id: The id of the newly-created job, or %NULL to have one
@@ -98,6 +119,13 @@ void block_job_free(Job *job);
*/
void block_job_user_resume(Job *job);
+/*
+ * I/O API functions. These functions are thread-safe.
+ *
+ * See include/block/block-io.h for more information about
+ * the I/O API.
+ */
+
/**
* block_job_ratelimit_get_delay:
*
--
2.31.1
- [PATCH v7 00/31] block layer: split block APIs in global state and I/O, Emanuele Giuseppe Esposito, 2022/02/11
- [PATCH v7 01/31] main-loop.h: introduce qemu_in_main_thread(), Emanuele Giuseppe Esposito, 2022/02/11
- [PATCH v7 02/31] main loop: macros to mark GS and I/O functions, Emanuele Giuseppe Esposito, 2022/02/11
- [PATCH v7 12/31] assertions for block_int global state API, Emanuele Giuseppe Esposito, 2022/02/11
- [PATCH v7 15/31] include/block/blockjob_int.h: split header into I/O and GS API,
Emanuele Giuseppe Esposito <=
- [PATCH v7 16/31] GS and IO CODE macros for blockjob_int.h, Emanuele Giuseppe Esposito, 2022/02/11
- [PATCH v7 10/31] block.c: assertions to the block layer permissions API, Emanuele Giuseppe Esposito, 2022/02/11
- [PATCH v7 07/31] include/sysemu/block-backend: split header into I/O and global state (GS) API, Emanuele Giuseppe Esposito, 2022/02/11
- [PATCH v7 06/31] block/export/fuse.c: allow writable exports to take RESIZE permission, Emanuele Giuseppe Esposito, 2022/02/11
- [PATCH v7 04/31] assertions for block global state API, Emanuele Giuseppe Esposito, 2022/02/11
- [PATCH v7 08/31] block/block-backend.c: assertions for block-backend, Emanuele Giuseppe Esposito, 2022/02/11
- [PATCH v7 05/31] IO_CODE and IO_OR_GS_CODE for block I/O API, Emanuele Giuseppe Esposito, 2022/02/11
- [PATCH v7 13/31] IO_CODE and IO_OR_GS_CODE for block_int I/O API, Emanuele Giuseppe Esposito, 2022/02/11
- [PATCH v7 20/31] include/sysemu/blockdev.h: global state API, Emanuele Giuseppe Esposito, 2022/02/11
- [PATCH v7 21/31] assertions for blockdev.h global state API, Emanuele Giuseppe Esposito, 2022/02/11