[Devel] [PATCH vz10 2/3] selftests: cgroup: give the O_TMPFILE open in get_temp_fd() a mode
Vasileios Almpanis
vasileios.almpanis at virtuozzo.com
Fri Sep 18 13:11:23 MSK 2026
On Tue, 01 Sep 2026 01:36:23 +0300, Eva Kurchatova <eva.kurchatova at virtuozzo.com> wrote:
> O_TMPFILE, like O_CREAT, needs the third argument. Without it glibc
> refuses the call at compile time as soon as fortification is on:
>
> In function 'open',
> inlined from 'get_temp_fd' at cgroup_util.c:24:9:
> /usr/include/bits/fcntl2.h:50:11: error: call to '__open_missing_mode'
> declared with attribute error: open with O_CREAT or O_TMPFILE in
> second argument needs 3 arguments
>
> [...]
Reviewed-by: Vasileios Almpanis <vasileios.almpanis at virtuozzo.com>
--
Vasileios Almpanis <vasileios.almpanis at virtuozzo.com>
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