only calculate CRC once

Signed-off-by: William Henderson <william.henderson@nutanix.com>
nutanix · Jul 24, 2023 · 6586ece · 6586ece
1 parent 7b20ead
commit 6586ece
Showing 1 changed file with 1 addition and 5 deletions.
diff --git a/samples/client.c b/samples/client.c
@@ -827,13 +827,11 @@ fake_guest(void *arg)
  int ret;
  char buf[fake_guest_data->bar1_size];
  FILE *fp = fopen("/dev/urandom", "r");
- uint32_t crc = 0;
 
  if (fp == NULL) {
  err(EXIT_FAILURE, "failed to open /dev/urandom");
  }
 
-
  do {
  ret = fread(buf, fake_guest_data->bar1_size, 1, fp);
  if (ret != 1) {
@@ -844,11 +842,9 @@ fake_guest(void *arg)
  if (ret != 0) {
  err(EXIT_FAILURE, "fake guest failed to write garbage to BAR1");
  }
- crc = rte_hash_crc(buf, fake_guest_data->bar1_size, 0);
- __sync_synchronize();
  } while (!fake_guest_data->done);
 
- *fake_guest_data->crcp = crc;
+ *fake_guest_data->crcp = rte_hash_crc(buf, fake_guest_data->bar1_size, 0);
 
  return NULL;
 }