[LTP] [Patch v2] ioctl: take use of TST_RETRY_FN* macro

[Jan Stancek]

----- Original Message -----
> To avoid of race with udev, let's use TST_RETRY_FN* macro to loop
> access() function for more times.
> 
> ---Errors---
> ioctl_loop01.c:59: PASS: /sys/block/loop0/loop/partscan = 1
> ioctl_loop01.c:60: PASS: /sys/block/loop0/loop/autoclear = 0
> ioctl_loop01.c:71: FAIL: access /dev/loop0p1 fails
> ioctl_loop01.c:77: FAIL: access /sys/block/loop0/loop0p1 fails
> 
> ioctl09.c:41: PASS: access /sys/block/loop0/loop0p1 succeeds
> ioctl09.c:52: FAIL: access /dev/loop0p1 fails
> 
> Fixes: #718
> Suggested-by: Cyril Hrubis <chrubis@suse.cz>
> Signed-off-by: Li Wang <liwang@redhat.com>
> Cc: Yang Xu <xuyang2018.jy@cn.fujitsu.com>
> Cc: Jan Stancek <jstancek@redhat.com>

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