From: Cao jin <jojing64@gmail.com>
To: x86@kernel.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org
Cc: tglx@linutronix.de, mingo@redhat.com, bp@alien8.de,
hpa@zytor.com, corbet@lwn.net, daniel.kiper@oracle.com,
Cao jin <jojing64@gmail.com>
Subject: [PATCH] Documentation/x86/boot.rst: Correct the example of SETUP_INDIRECT
Date: Wed, 27 Jan 2021 16:49:11 +0800 [thread overview]
Message-ID: <20210127084911.63438-1-jojing64@gmail.com> (raw)
struct setup_data.len is the length of data field. In case of
SETUP_INDIRECT, it should be sizeof(setup_indirect).
Signed-off-by: Cao jin <jojing64@gmail.com>
---
Documentation/x86/boot.rst | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/Documentation/x86/boot.rst b/Documentation/x86/boot.rst
index abb9fc164657..fc844913dece 100644
--- a/Documentation/x86/boot.rst
+++ b/Documentation/x86/boot.rst
@@ -851,7 +851,7 @@ Protocol: 2.09+
struct setup_data {
__u64 next = 0 or <addr_of_next_setup_data_struct>;
__u32 type = SETUP_INDIRECT;
- __u32 len = sizeof(setup_data);
+ __u32 len = sizeof(setup_indirect);
__u8 data[sizeof(setup_indirect)] = struct setup_indirect {
__u32 type = SETUP_INDIRECT | SETUP_E820_EXT;
__u32 reserved = 0;
--
2.29.2
next reply other threads:[~2021-01-27 9:59 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-27 8:49 Cao jin [this message]
2021-01-27 12:54 ` [PATCH] Documentation/x86/boot.rst: Correct the example of SETUP_INDIRECT Daniel Kiper
2021-01-28 22:25 ` Jonathan Corbet
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