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iothread: add polling parameters

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Poll mode can be configured with -object iothread,poll-max-ns=NUM.
Polling is disabled with a value of 0 nanoseconds.

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Message-id: 20161201192652.9509-7-stefanha@redhat.com
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
This commit is contained in:
Stefan Hajnoczi 2016-12-01 19:26:45 +00:00
parent ee68697551
commit 0d9d86fb4d
2 changed files with 53 additions and 0 deletions
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3
include/sysemu/iothread.h
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@ -28,6 +28,9 @@ typedef struct {
QemuCond init_done_cond; /* is thread initialization done? */
bool stopping;
int thread_id;
/* AioContext poll parameters */
int64_t poll_max_ns;
} IOThread;
#define IOTHREAD(obj) \