Hi David,

> -----Original Message-----
> From: dev <dev-boun...@dpdk.org> On Behalf Of David Christensen
> Sent: Friday, January 15, 2021 3:03 AM
> To: dev@dpdk.org
> Subject: Re: [dpdk-dev] [PATCH v2 8/9] test/vfio_user: introduce functional
> test
> 
> 
> 
> On 1/13/21 10:14 PM, Chenbo Xia wrote:
> > This patch introduces functional test for vfio_user client and
> > server. Note that the test can only be run with server and client
> > both started and server should be started first.
> 
> Receiving a build warning on RHEL 8.3 (gcc 8.3.1) for POWER with this patch:
> 
> ../app/test/test_vfio_user.c: In function ‘test_dev_cfg_rw’:
> ../app/test/test_vfio_user.c:60:3: warning: implicit declaration of
> function ‘memcpy’ [-Wimplicit-function-declaration]
>     memcpy(buf, loc, count);
>     ^~~~~~
> ../app/test/test_vfio_user.c:60:3: warning: incompatible implicit
> declaration of built-in function ‘memcpy’
> ../app/test/test_vfio_user.c:60:3: note: include ‘<string.h>’ or provide
> a declaration of ‘memcpy’
> ../app/test/test_vfio_user.c:18:1:
> +#include <string.h>
> 
> ../app/test/test_vfio_user.c:60:3:
>     memcpy(buf, loc, count);
>     ^~~~~~
> ../app/test/test_vfio_user.c:64:2: warning: incompatible implicit
> declaration of built-in function ‘memcpy’
>    memcpy(loc, buf, count);
>    ^~~~~~
> ../app/test/test_vfio_user.c:64:2: note: include ‘<string.h>’ or provide
> a declaration of ‘memcpy’
> ../app/test/test_vfio_user.c: In function ‘test_get_mem’:
> ../app/test/test_vfio_user.c:192:2: warning: incompatible implicit
> declaration of built-in function ‘memcpy’
>    memcpy(server_mem->entry, mem->entry, entry_sz);
>    ^~~~~~
> ../app/test/test_vfio_user.c:192:2: note: include ‘<string.h>’ or
> provide a declaration of ‘memcpy’
> ../app/test/test_vfio_user.c: In function ‘test_create_device’:
> ../app/test/test_vfio_user.c:226:6: warning: implicit declaration of
> function ‘strcmp’ [-Wimplicit-function-declaration]
>    if (strcmp(sock, test_sock)) {
>        ^~~~~~

Will fix in new version.

> 
> Also, when running vfio_user_autotest_server, I'm unable to exit the
> application with CTRL-C directly.  If a run a second test with
> vfio_user_autotest_client then the server test runs to completion
> without an error and I'm able to exit the test app normally.  Any way to
> get out of the server test without running the matching client test?

Oops..I didn't realize it cannot exit with ctrl-C. It should be fixed.
And normally, because this library has a client/server model, we need a server
and client both launched to complete the test.

Thanks!
Chenbo

> 
> Dave

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