aio: remove aio_disable_external() API

[thirdparty/qemu.git] / include / block / aio.h

diff --git a/include/block/aio.h b/include/block/aio.h
index 89bbc536f959e0bd5379be7dac9f0344bd3386f5..32042e8905ab8d018307c0b52911de4f9cf499f7 100644 (file)
--- a/include/block/aio.h
+++ b/include/block/aio.h
@@ -225,8 +225,6 @@ struct AioContext {
      */
     QEMUTimerListGroup tlg;
 
-    int external_disable_cnt;
-
     /* Number of AioHandlers without .io_poll() */
     int poll_disable_cnt;
 
@@ -481,7 +479,6 @@ bool aio_poll(AioContext *ctx, bool blocking);
  */
 void aio_set_fd_handler(AioContext *ctx,
                         int fd,
-                        bool is_external,
                         IOHandler *io_read,
                         IOHandler *io_write,
                         AioPollFn *io_poll,
@@ -497,7 +494,6 @@ void aio_set_fd_handler(AioContext *ctx,
  */
 void aio_set_event_notifier(AioContext *ctx,
                             EventNotifier *notifier,
-                            bool is_external,
                             EventNotifierHandler *io_read,
                             AioPollFn *io_poll,
                             EventNotifierHandler *io_poll_ready);
@@ -626,59 +622,6 @@ static inline void aio_timer_init(AioContext *ctx,
  */
 int64_t aio_compute_timeout(AioContext *ctx);
 
-/**
- * aio_disable_external:
- * @ctx: the aio context
- *
- * Disable the further processing of external clients.
- */
-static inline void aio_disable_external(AioContext *ctx)
-{
-    qatomic_inc(&ctx->external_disable_cnt);
-}
-
-/**
- * aio_enable_external:
- * @ctx: the aio context
- *
- * Enable the processing of external clients.
- */
-static inline void aio_enable_external(AioContext *ctx)
-{
-    int old;
-
-    old = qatomic_fetch_dec(&ctx->external_disable_cnt);
-    assert(old > 0);
-    if (old == 1) {
-        /* Kick event loop so it re-arms file descriptors */
-        aio_notify(ctx);
-    }
-}
-
-/**
- * aio_external_disabled:
- * @ctx: the aio context
- *
- * Return true if the external clients are disabled.
- */
-static inline bool aio_external_disabled(AioContext *ctx)
-{
-    return qatomic_read(&ctx->external_disable_cnt);
-}
-
-/**
- * aio_node_check:
- * @ctx: the aio context
- * @is_external: Whether or not the checked node is an external event source.
- *
- * Check if the node's is_external flag is okay to be polled by the ctx at this
- * moment. True means green light.
- */
-static inline bool aio_node_check(AioContext *ctx, bool is_external)
-{
-    return !is_external || !qatomic_read(&ctx->external_disable_cnt);
-}
-
 /**
  * aio_co_schedule:
  * @ctx: the aio context