[LTP] [PATCH v2] aiocp: remove the check read unnecessary flag

[Jan Stancek]

On Thu, Feb 9, 2023 at 3:20 PM Ping Fang <pifang@redhat.com> wrote:
>
> When aiocp executed with -f DIRECT will fail.
>
> <<<test_start>>>
> tag=AD049 stime=1675520824
> cmdline="aiocp -b 8k -n 8 -f DIRECT"
> contacts=""
> analysis=exit
> <<<test_output>>>
> tst_test.c:1560: TINFO: Timeout per run is 0h 30m 30s
> aiocp.c:211: TINFO: Maximum AIO blocks: 65536
> tst_device.c:585: TINFO: Use uevent strategy
> aiocp.c:250: TINFO: Fill srcfile.bin with random data
> aiocp.c:279: TINFO: Copy srcfile.bin -> dstfile.bin
> aiocp.c:291: TINFO: Comparing srcfile.bin with dstfile.bin
> aiocp.c:306: TBROK: read(3,0x7ffcd743abe0,4096) failed, returned -1: EINVAL (22)
> ...
>
> The code which checks that the data has been written correctly
> may wrong use the O_DIRECT flag, which may cause a failure like the
> one above.
>
> Signed-off-by: Ping Fang <pifang@redhat.com>

Acked-by: Jan Stancek <jstancek@redhat.com>