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HV: remove unused function sbuf_is_empty and sbuf_get 

Change-Id: I5fc3c472d445fc7a60c65e87cef692471ce6a26a
Tracked-On: #3123
Signed-off-by: yliu79 <ying2.liu@intel.com>
Reviewed-by: Yin Fengwei <fengwei.yin@intel.com>
Acked-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
yliu79 2019-05-17 14:48:05 -07:00 committed by ACRN System Integration
parent c5391d2592
commit 36568ff5ea
1 changed files with 0 additions and 29 deletions
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29
hypervisor/debug/sbuf.c
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@ -15,11 +15,6 @@
#include <cpu.h> #include <cpu.h>
#include <per_cpu.h> #include <per_cpu.h>
static inline bool sbuf_is_empty(const struct shared_buf *sbuf)
{
return (sbuf->head == sbuf->tail);
}
uint32_t sbuf_next_ptr(uint32_t pos_arg, uint32_t sbuf_next_ptr(uint32_t pos_arg,
uint32_t span, uint32_t scope) uint32_t span, uint32_t scope)
{ {
@ -29,30 +24,6 @@ uint32_t sbuf_next_ptr(uint32_t pos_arg,
return pos; return pos;
} }
uint32_t sbuf_get(struct shared_buf *sbuf, uint8_t *data)
{
const void *from;
uint32_t ele_size;
stac();
if (sbuf_is_empty(sbuf)) {
clac();
/* no data available */
return 0;
}
from = (void *)sbuf + SBUF_HEAD_SIZE + sbuf->head;
(void)memcpy_s((void *)data, sbuf->ele_size, from, sbuf->ele_size);
sbuf->head = sbuf_next_ptr(sbuf->head, sbuf->ele_size, sbuf->size);
ele_size = sbuf->ele_size;
clac();
return ele_size;
}
/** /**
* The high caller should guarantee each time there must have * The high caller should guarantee each time there must have
* sbuf->ele_size data can be write form data and this function * sbuf->ele_size data can be write form data and this function