From: Ingo Molnar Date: Sun, 30 Dec 2007 16:24:35 +0000 (+0100) Subject: sched: fix gcc warnings X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=90b2628f1fe94a667330d425a7fb76ec8d2a49ec;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git sched: fix gcc warnings Meelis Roos reported these warnings on sparc64: CC kernel/sched.o In file included from kernel/sched.c:879: kernel/sched_debug.c: In function 'nsec_high': kernel/sched_debug.c:38: warning: comparison of distinct pointer types lacks a cast the debug check in do_div() is over-eager here, because the long long is always positive in these places. Mark this by casting them to unsigned long long. no change in code output: text data bss dec hex filename 51471 6582 376 58429 e43d sched.o.before 51471 6582 376 58429 e43d sched.o.after md5: 7f7729c111f185bf3ccea4d542abc049 sched.o.before.asm 7f7729c111f185bf3ccea4d542abc049 sched.o.after.asm Signed-off-by: Ingo Molnar --- diff --git a/kernel/sched_debug.c b/kernel/sched_debug.c index d30467b47ddd..80fbbfc04290 100644 --- a/kernel/sched_debug.c +++ b/kernel/sched_debug.c @@ -31,9 +31,9 @@ /* * Ease the printing of nsec fields: */ -static long long nsec_high(long long nsec) +static long long nsec_high(unsigned long long nsec) { - if (nsec < 0) { + if ((long long)nsec < 0) { nsec = -nsec; do_div(nsec, 1000000); return -nsec; @@ -43,9 +43,9 @@ static long long nsec_high(long long nsec) return nsec; } -static unsigned long nsec_low(long long nsec) +static unsigned long nsec_low(unsigned long long nsec) { - if (nsec < 0) + if ((long long)nsec < 0) nsec = -nsec; return do_div(nsec, 1000000);