From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Sasha Levin To: "stable@vger.kernel.org" , "linux-kernel@vger.kernel.org" CC: Naoya Horiguchi , Matthew Wilcox , Andrew Morton , Linus Torvalds , Sasha Levin Subject: [PATCH AUTOSEL 4.4 17/18] tools/vm/slabinfo.c: fix sign-compare warning Date: Mon, 24 Sep 2018 14:49:54 +0000 Message-ID: <20180924144942.164688-17-alexander.levin@microsoft.com> References: <20180924144942.164688-1-alexander.levin@microsoft.com> In-Reply-To: <20180924144942.164688-1-alexander.levin@microsoft.com> Content-Language: en-US Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: From: Naoya Horiguchi [ Upstream commit 904506562e0856f2535d876407d087c9459d345b ] Currently we get the following compiler warning: slabinfo.c:854:22: warning: comparison between signed and unsigned inte= ger expressions [-Wsign-compare] if (s->object_size < min_objsize) ^ due to the mismatch of signed/unsigned comparison. ->object_size and ->slab_size are never expected to be negative, so let's define them as unsigned int. [n-horiguchi@ah.jp.nec.com: convert everything - none of these can be negat= ive] Link: http://lkml.kernel.org/r/20180826234947.GA9787@hori1.linux.bs1.fc.n= ec.co.jp Link: http://lkml.kernel.org/r/1535103134-20239-1-git-send-email-n-horiguch= i@ah.jp.nec.com Signed-off-by: Naoya Horiguchi Reviewed-by: Andrew Morton Cc: Matthew Wilcox Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds Signed-off-by: Sasha Levin --- tools/vm/slabinfo.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/tools/vm/slabinfo.c b/tools/vm/slabinfo.c index 499b8819d4c6..5173a191cd03 100644 --- a/tools/vm/slabinfo.c +++ b/tools/vm/slabinfo.c @@ -29,8 +29,8 @@ struct slabinfo { int alias; int refs; int aliases, align, cache_dma, cpu_slabs, destroy_by_rcu; - int hwcache_align, object_size, objs_per_slab; - int sanity_checks, slab_size, store_user, trace; + unsigned int hwcache_align, object_size, objs_per_slab; + unsigned int sanity_checks, slab_size, store_user, trace; int order, poison, reclaim_account, red_zone; unsigned long partial, objects, slabs, objects_partial, objects_total; unsigned long alloc_fastpath, alloc_slowpath; --=20 2.17.1