lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Wed, 6 May 2020 14:56:17 -0700 From: Andrii Nakryiko <andrii.nakryiko@...il.com> To: Ian Rogers <irogers@...gle.com> Cc: Alexei Starovoitov <ast@...nel.org>, Daniel Borkmann <daniel@...earbox.net>, Martin KaFai Lau <kafai@...com>, Song Liu <songliubraving@...com>, Yonghong Song <yhs@...com>, Andrii Nakryiko <andriin@...com>, John Fastabend <john.fastabend@...il.com>, KP Singh <kpsingh@...omium.org>, Networking <netdev@...r.kernel.org>, bpf <bpf@...r.kernel.org>, open list <linux-kernel@...r.kernel.org> Subject: Re: [PATCH 1/2] lib/bpf hashmap: increase portability On Wed, May 6, 2020 at 2:47 PM Ian Rogers <irogers@...gle.com> wrote: > > On Wed, May 6, 2020 at 2:33 PM Andrii Nakryiko > <andrii.nakryiko@...il.com> wrote: > > > > On Wed, May 6, 2020 at 1:54 PM Ian Rogers <irogers@...gle.com> wrote: > > > > > > Don't include libbpf_internal.h as it is unused and has conflicting > > > definitions, for example, with tools/perf/util/debug.h. > > > Fix a non-glibc include path. > > > > > > Signed-off-by: Ian Rogers <irogers@...gle.com> > > > --- > > > tools/lib/bpf/hashmap.h | 3 +-- > > > 1 file changed, 1 insertion(+), 2 deletions(-) > > > > > > diff --git a/tools/lib/bpf/hashmap.h b/tools/lib/bpf/hashmap.h > > > index bae8879cdf58..d5ef212a55ba 100644 > > > --- a/tools/lib/bpf/hashmap.h > > > +++ b/tools/lib/bpf/hashmap.h > > > @@ -13,9 +13,8 @@ > > > #ifdef __GLIBC__ > > > #include <bits/wordsize.h> > > > #else > > > -#include <bits/reg.h> > > > +#include <linux/bitops.h> > > > > why this change? It might be ok for libbpf built from kernel source, > > but it will break Github libbpf. > > Without this change my debian based machine wasn't able to build > within the kernel tree. I see bits/wordsize.h on the machine. Perhaps > the __WORDSIZE computation could just be based on __LP64__ to remove > any #include? It might work. Do you mind forking https://github.com/libbpf/libbpf and trying to execute travis CI tests with such change? It compiles across a range of distros and arches. You might need to set up Travis CI login, hope that's not a problem. Thanks! > > Thanks, > Ian > > > > #endif > > > -#include "libbpf_internal.h" > > > > Dropping this seems ok, don't remember why I had it here in the first place. > > > > > > > > static inline size_t hash_bits(size_t h, int bits) > > > { > > > -- > > > 2.26.2.526.g744177e7f7-goog > > >
Powered by blists - more mailing lists