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From: Ilya Leoshkevich <iii@linux.ibm.com>
To: Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	Andrii Nakryiko <andrii@kernel.org>, Yonghong Song <yhs@fb.com>,
	Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: bpf@vger.kernel.org, Heiko Carstens <heiko.carstens@de.ibm.com>,
	Vasily Gorbik <gor@linux.ibm.com>,
	Ilya Leoshkevich <iii@linux.ibm.com>
Subject: [PATCH bpf-next 1/6] bpf: Add BTF_KIND_FLOAT to uapi
Date: Tue, 16 Feb 2021 02:12:11 +0100	[thread overview]
Message-ID: <20210216011216.3168-2-iii@linux.ibm.com> (raw)
In-Reply-To: <20210216011216.3168-1-iii@linux.ibm.com>

Add a new kind value and expand the kind bitfield.

Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
---
 include/uapi/linux/btf.h       | 5 +++--
 tools/include/uapi/linux/btf.h | 5 +++--
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/include/uapi/linux/btf.h b/include/uapi/linux/btf.h
index 5a667107ad2c..d27b1708efe9 100644
--- a/include/uapi/linux/btf.h
+++ b/include/uapi/linux/btf.h
@@ -52,7 +52,7 @@ struct btf_type {
 	};
 };
 
-#define BTF_INFO_KIND(info)	(((info) >> 24) & 0x0f)
+#define BTF_INFO_KIND(info)	(((info) >> 24) & 0x1f)
 #define BTF_INFO_VLEN(info)	((info) & 0xffff)
 #define BTF_INFO_KFLAG(info)	((info) >> 31)
 
@@ -72,7 +72,8 @@ struct btf_type {
 #define BTF_KIND_FUNC_PROTO	13	/* Function Proto	*/
 #define BTF_KIND_VAR		14	/* Variable	*/
 #define BTF_KIND_DATASEC	15	/* Section	*/
-#define BTF_KIND_MAX		BTF_KIND_DATASEC
+#define BTF_KIND_FLOAT		16	/* Floating point	*/
+#define BTF_KIND_MAX		BTF_KIND_FLOAT
 #define NR_BTF_KINDS		(BTF_KIND_MAX + 1)
 
 /* For some specific BTF_KIND, "struct btf_type" is immediately
diff --git a/tools/include/uapi/linux/btf.h b/tools/include/uapi/linux/btf.h
index 5a667107ad2c..d27b1708efe9 100644
--- a/tools/include/uapi/linux/btf.h
+++ b/tools/include/uapi/linux/btf.h
@@ -52,7 +52,7 @@ struct btf_type {
 	};
 };
 
-#define BTF_INFO_KIND(info)	(((info) >> 24) & 0x0f)
+#define BTF_INFO_KIND(info)	(((info) >> 24) & 0x1f)
 #define BTF_INFO_VLEN(info)	((info) & 0xffff)
 #define BTF_INFO_KFLAG(info)	((info) >> 31)
 
@@ -72,7 +72,8 @@ struct btf_type {
 #define BTF_KIND_FUNC_PROTO	13	/* Function Proto	*/
 #define BTF_KIND_VAR		14	/* Variable	*/
 #define BTF_KIND_DATASEC	15	/* Section	*/
-#define BTF_KIND_MAX		BTF_KIND_DATASEC
+#define BTF_KIND_FLOAT		16	/* Floating point	*/
+#define BTF_KIND_MAX		BTF_KIND_FLOAT
 #define NR_BTF_KINDS		(BTF_KIND_MAX + 1)
 
 /* For some specific BTF_KIND, "struct btf_type" is immediately
-- 
2.29.2


  reply	other threads:[~2021-02-16  1:13 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-16  1:12 [PATCH bpf-next 0/6] Add BTF_KIND_FLOAT support Ilya Leoshkevich
2021-02-16  1:12 ` Ilya Leoshkevich [this message]
2021-02-16  1:12 ` [PATCH bpf-next 2/6] libbpf: " Ilya Leoshkevich
2021-02-17 20:58   ` John Fastabend
2021-02-17 21:12     ` John Fastabend
2021-02-17 21:28       ` Ilya Leoshkevich
2021-02-18  1:26         ` John Fastabend
2021-02-18 13:57           ` Ilya Leoshkevich
2021-02-18  6:58   ` Yonghong Song
2021-02-18 13:41     ` Ilya Leoshkevich
2021-02-18 17:39       ` Yonghong Song
2021-02-18  7:16   ` Yonghong Song
2021-02-18 13:34     ` Ilya Leoshkevich
2021-02-18 17:29       ` Yonghong Song
2021-02-16  1:12 ` [PATCH bpf-next 3/6] tools/bpftool: " Ilya Leoshkevich
2021-02-16  1:12 ` [PATCH bpf-next 4/6] bpf: " Ilya Leoshkevich
2021-02-18  7:13   ` Yonghong Song
2021-02-16  1:12 ` [PATCH bpf-next 5/6] selftest/bpf: Add BTF_KIND_FLOAT tests Ilya Leoshkevich
2021-02-16  1:12 ` [PATCH bpf-next 6/6] bpf: Document BTF_KIND_FLOAT in btf.rst Ilya Leoshkevich

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