forked from Minki/linux
d3c3589b8b
Provide new primitives used_empty/avail_empty and build poll_avail/poll_used on top of it. Signed-off-by: Paolo Bonzini <pbonzini@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
72 lines
935 B
C
72 lines
935 B
C
#define _GNU_SOURCE
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#include "main.h"
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#include <assert.h>
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/* stub implementation: useful for measuring overhead */
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void alloc_ring(void)
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{
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}
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/* guest side */
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int add_inbuf(unsigned len, void *buf, void *datap)
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{
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return 0;
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}
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/*
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* skb_array API provides no way for producer to find out whether a given
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* buffer was consumed. Our tests merely require that a successful get_buf
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* implies that add_inbuf succeed in the past, and that add_inbuf will succeed,
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* fake it accordingly.
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*/
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void *get_buf(unsigned *lenp, void **bufp)
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{
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return "Buffer";
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}
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bool used_empty()
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{
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return false;
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}
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void disable_call()
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{
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assert(0);
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}
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bool enable_call()
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{
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assert(0);
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}
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void kick_available(void)
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{
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assert(0);
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}
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/* host side */
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void disable_kick()
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{
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assert(0);
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}
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bool enable_kick()
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{
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assert(0);
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}
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bool avail_empty()
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{
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return false;
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}
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bool use_buf(unsigned *lenp, void **bufp)
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{
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return true;
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}
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void call_used(void)
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{
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assert(0);
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}
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