On Tue, May 28, 2019 at 4:24 PM Geert Uytterhoeven [off-list ref] wrote:

With gcc 4.1, when compiling for a 32-bit platform:

    net/sched/sch_pie.c: In function ‘drop_early’:
    net/sched/sch_pie.c:116: warning: integer constant is too large for ‘long’ type
    net/sched/sch_pie.c:138: warning: integer constant is too large for ‘long’ type
    net/sched/sch_pie.c:144: warning: integer constant is too large for ‘long’ type
    net/sched/sch_pie.c:147: warning: integer constant is too large for ‘long’ type
    net/sched/sch_pie.c: In function ‘pie_qdisc_enqueue’:
    net/sched/sch_pie.c:173: warning: integer constant is too large for ‘long’ type
    net/sched/sch_pie.c: In function ‘calculate_probability’:
    net/sched/sch_pie.c:371: warning: integer constant is too large for ‘long’ type
    net/sched/sch_pie.c:372: warning: integer constant is too large for ‘long’ type
    net/sched/sch_pie.c:377: warning: integer constant is too large for ‘long’ type
    net/sched/sch_pie.c:382: warning: integer constant is too large for ‘long’ type
    net/sched/sch_pie.c:397: warning: integer constant is too large for ‘long’ type
    net/sched/sch_pie.c:398: warning: integer constant is too large for ‘long’ type
    net/sched/sch_pie.c:399: warning: integer constant is too large for ‘long’ type
    net/sched/sch_pie.c:407: warning: integer constant is too large for ‘long’ type
    net/sched/sch_pie.c:414: warning: integer constant is too large for ‘long’ type

Fix this by adding the missing "ULL" suffix.

Fixes: 3f7ae5f3dc5295ac ("net: sched: pie: add more cases to auto-tune alpha and beta")
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>

I created patches for all instances of this issue at some point in the past,
but did not send those as we raised the minimum compiler version to one
that handles this in the expected way without a warning.

Maybe you can just ignore these as well?

      Arnd