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sock/posix: Disable zcopy send by default

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Signed-off-by: Alexey Marchuk <alexeymar@mellanox.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/4978 (master)

(cherry picked from commit 9b19abae3c)
Change-Id: I4825c681d742946dfcf5bdc209356194766a15cd
Signed-off-by: Tomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-on: https://review.spdk.io/gerrit/c/spdk/spdk/+/4982
Reviewed-by: Aleksey Marchuk <alexeymar@mellanox.com>
Reviewed-by: Paul Luse <paul.e.luse@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
This commit is contained in:
Alexey Marchuk 2020-10-30 13:00:18 +03:00 committed by Tomasz Zawadzki
parent 8a0f9cf3a7
commit ba9c5abe86
2 changed files with 3 additions and 3 deletions
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4
examples/nvme/perf/perf.c
View File

@ -1412,8 +1412,8 @@ static void usage(char *program_name)
printf("\t");
spdk_log_usage(stdout, "-T");
printf("\t[-V enable VMD enumeration]\n");
printf("\t[-z disable zero copy send for the given sock implementation]\n");
printf("\t[-Z enable zero copy send for the given sock implementation. Default for posix impl]\n");
printf("\t[-z disable zero copy send for the given sock implementation. Default for posix impl]\n");
printf("\t[-Z enable zero copy send for the given sock implementation]\n");
printf("\t[-A IO buffer alignment. Must be power of 2 and not less than cache line (%u)]\n",
SPDK_CACHE_LINE_SIZE);
printf("\t[-S set the default sock impl, e.g. \"posix\"]\n");

2
module/sock/posix/posix.c
View File

@ -81,7 +81,7 @@ static struct spdk_sock_impl_opts g_spdk_posix_sock_impl_opts = {
.recv_buf_size = MIN_SO_RCVBUF_SIZE,
.send_buf_size = MIN_SO_SNDBUF_SIZE,
.enable_recv_pipe = true,
.enable_zerocopy_send = true,
.enable_zerocopy_send = false,
.enable_quickack = false,
.enable_placement_id = false,
};