From: Saket Kumar Bhaskar <skb99@linux.ibm.com>
To: bpf@vger.kernel.org, linux-kselftest@vger.kernel.org,
linux-kernel@vger.kernel.org
Cc: ast@kernel.org, hbathini@linux.ibm.com, andrii@kernel.org,
daniel@iogearbox.net, davem@davemloft.net, kuba@kernel.org,
hawk@kernel.org, martin.lau@linux.dev, eddyz87@gmail.com,
song@kernel.org, yonghong.song@linux.dev,
john.fastabend@gmail.com, kpsingh@kernel.org, sdf@fomichev.me,
haoluo@google.com, jolsa@kernel.org, mykolal@fb.com,
shuah@kernel.org
Subject: [PATCH] selftests/bpf: Fix test_xdp_adjust_tail_grow2 selftest on powerpc
Date: Fri, 10 Jan 2025 16:01:09 +0530 [thread overview]
Message-ID: <20250110103109.3670793-1-skb99@linux.ibm.com> (raw)
On powerpc cache line size is 128 bytes, so skb_shared_info must be
aligned accordingly.
Signed-off-by: Saket Kumar Bhaskar <skb99@linux.ibm.com>
---
tools/testing/selftests/bpf/prog_tests/xdp_adjust_tail.c | 2 ++
tools/testing/selftests/bpf/progs/test_xdp_adjust_tail_grow.c | 2 ++
2 files changed, 4 insertions(+)
diff --git a/tools/testing/selftests/bpf/prog_tests/xdp_adjust_tail.c b/tools/testing/selftests/bpf/prog_tests/xdp_adjust_tail.c
index 53d6ad8c2257..b2b2d85dbb1b 100644
--- a/tools/testing/selftests/bpf/prog_tests/xdp_adjust_tail.c
+++ b/tools/testing/selftests/bpf/prog_tests/xdp_adjust_tail.c
@@ -82,6 +82,8 @@ static void test_xdp_adjust_tail_grow2(void)
/* SKB_DATA_ALIGN(sizeof(struct skb_shared_info)) */
#if defined(__s390x__)
int tailroom = 512;
+#elif defined(__powerpc__)
+ int tailroom = 384;
#else
int tailroom = 320;
#endif
diff --git a/tools/testing/selftests/bpf/progs/test_xdp_adjust_tail_grow.c b/tools/testing/selftests/bpf/progs/test_xdp_adjust_tail_grow.c
index 81bb38d72ced..dc74d8cf9e3f 100644
--- a/tools/testing/selftests/bpf/progs/test_xdp_adjust_tail_grow.c
+++ b/tools/testing/selftests/bpf/progs/test_xdp_adjust_tail_grow.c
@@ -10,6 +10,8 @@ int _xdp_adjust_tail_grow(struct xdp_md *xdp)
/* SKB_DATA_ALIGN(sizeof(struct skb_shared_info)) */
#if defined(__TARGET_ARCH_s390)
int tailroom = 512;
+#elif defined(__TARGET_ARCH_powerpc)
+ int tailroom = 384;
#else
int tailroom = 320;
#endif
--
2.43.5
next reply other threads:[~2025-01-10 10:31 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-10 10:31 Saket Kumar Bhaskar [this message]
2025-01-15 14:50 ` [PATCH] selftests/bpf: Fix test_xdp_adjust_tail_grow2 selftest on powerpc patchwork-bot+netdevbpf
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20250110103109.3670793-1-skb99@linux.ibm.com \
--to=skb99@linux.ibm.com \
--cc=andrii@kernel.org \
--cc=ast@kernel.org \
--cc=bpf@vger.kernel.org \
--cc=daniel@iogearbox.net \
--cc=davem@davemloft.net \
--cc=eddyz87@gmail.com \
--cc=haoluo@google.com \
--cc=hawk@kernel.org \
--cc=hbathini@linux.ibm.com \
--cc=john.fastabend@gmail.com \
--cc=jolsa@kernel.org \
--cc=kpsingh@kernel.org \
--cc=kuba@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-kselftest@vger.kernel.org \
--cc=martin.lau@linux.dev \
--cc=mykolal@fb.com \
--cc=sdf@fomichev.me \
--cc=shuah@kernel.org \
--cc=song@kernel.org \
--cc=yonghong.song@linux.dev \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox