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a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1677576810; bh=ySf52tgWqEzdgE2vONbMq7274Pu4w3NaXS6sukUJ/0A=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Zgd0zI0qCybzWRqKGIKUz+Rm49XKg3Uy7NFHPGFw2GDLDuL1jlUXC13xDSN/8EHMo 4V5P+uyoEs9Zuhajj71FPcUKW6bLUmymtvxLe8/74wwj3vDCvwM2OpXY2WSbg7krW7 2I/yp6iqFJIU2rCfEXQFcDyUYmLHATae/AXLtZhw8EJbUqjr0bA/xp1NLTEdgQZeYy Tz8wUH1wHeEnIXtrUxY9RqgPgS4rx8fn7haijA02hKW2iguF7lEl2VJbKx2E5JQ9dk PrUMUo0oURbDLheqXXfeyY6pA0ObUo3g3d3ZahQGyGxY32/DsyKSs5nof1ZWrI130V S84l0gHSDnRnw== From: Jiri Olsa To: Alexei Starovoitov , Andrii Nakryiko , Hao Luo , Andrew Morton , Alexander Viro , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Matthew Wilcox Cc: bpf@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-perf-users@vger.kernel.org, Martin KaFai Lau , Song Liu , Yonghong Song , John Fastabend , KP Singh , Stanislav Fomichev , Daniel Borkmann , Namhyung Kim Subject: [PATCH RFC v2 bpf-next 6/9] selftests/bpf: Add err.h header Date: Tue, 28 Feb 2023 10:32:03 +0100 Message-Id: <20230228093206.821563-7-jolsa@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230228093206.821563-1-jolsa@kernel.org> References: <20230228093206.821563-1-jolsa@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Rspamd-Queue-Id: 82674C0002 X-Rspamd-Server: rspam01 X-Stat-Signature: oaw6p9hc87ybt33tqzh5z8cozfxxx7uj X-HE-Tag: 1677576813-687481 X-HE-Meta: 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 gr29vyGm zSh+jT16GwR59TZOfblFQPvWNrAw2BZ1Ea4TQcuTP7X5IJopu0YyFrWia+fNBaZQae8LkgJkeWABF903MJgA6ZJh5FjpD8UYHWCarsnHVPNtEWhCbMJ95U8V3Qja+9EtUmdyc59xF/sDb3YGyHXvTo3Qpe58lubBUtkHZnx7ctbMdQoCVHPOmk9gkmh4qVOJak0pjsYtAavBigD1DSwDKDG79K5h34X+v79trDjXS1Rp45uBSZu8tXHgrPGnroI6IETdTQ8JopHzfnlc+blrk73SMAnseGrFq+LMB7iGDlQBwTykYRIo/2b1wjtw+mmK3jpOd+atic8HT1mC7t2pbSqGqQgGQcE4kXhbdlHdPwzydO+6t79M2LjDDMsM/B5re/gwl9gFEIVjJh6107tA1hjk/nq4sexAstDqREDLHptbjC/w= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Moving error macros from profiler.inc.h to new err.h header. It will be used in following changes. Signed-off-by: Jiri Olsa --- tools/testing/selftests/bpf/progs/err.h | 13 +++++++++++++ tools/testing/selftests/bpf/progs/profiler.inc.h | 3 +-- 2 files changed, 14 insertions(+), 2 deletions(-) create mode 100644 tools/testing/selftests/bpf/progs/err.h diff --git a/tools/testing/selftests/bpf/progs/err.h b/tools/testing/selftests/bpf/progs/err.h new file mode 100644 index 000000000000..3ac6324da6fd --- /dev/null +++ b/tools/testing/selftests/bpf/progs/err.h @@ -0,0 +1,13 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef __ERR_H__ +#define __ERR_H__ + +#define MAX_ERRNO 4095 +#define IS_ERR_VALUE(x) (unsigned long)(void *)(x) >= (unsigned long)-MAX_ERRNO + +static inline int IS_ERR_OR_NULL(const void *ptr) +{ + return !ptr || IS_ERR_VALUE((unsigned long)ptr); +} + +#endif /* __ERR_H__ */ diff --git a/tools/testing/selftests/bpf/progs/profiler.inc.h b/tools/testing/selftests/bpf/progs/profiler.inc.h index 875513866032..f799d87e8700 100644 --- a/tools/testing/selftests/bpf/progs/profiler.inc.h +++ b/tools/testing/selftests/bpf/progs/profiler.inc.h @@ -6,6 +6,7 @@ #include #include "profiler.h" +#include "err.h" #ifndef NULL #define NULL 0 @@ -16,7 +17,6 @@ #define O_DIRECTORY 00200000 #define __O_TMPFILE 020000000 #define O_TMPFILE (__O_TMPFILE | O_DIRECTORY) -#define MAX_ERRNO 4095 #define S_IFMT 00170000 #define S_IFSOCK 0140000 #define S_IFLNK 0120000 @@ -34,7 +34,6 @@ #define S_ISBLK(m) (((m)&S_IFMT) == S_IFBLK) #define S_ISFIFO(m) (((m)&S_IFMT) == S_IFIFO) #define S_ISSOCK(m) (((m)&S_IFMT) == S_IFSOCK) -#define IS_ERR_VALUE(x) (unsigned long)(void*)(x) >= (unsigned long)-MAX_ERRNO #define KILL_DATA_ARRAY_SIZE 8 -- 2.39.2