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Documentation: boot.rst: fix warnings

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Fix WARNING: Inline emphasis start-string without end-string.
This warning was due to wrong syntax being used.

Signed-off-by: Daniel W. S. Almeida <dwlsalmeida@gmail.com>
Link: https://lore.kernel.org/r/20191223033121.1584930-1-dwlsalmeida@gmail.com
Signed-off-by: Jonathan Corbet <corbet@lwn.net>
This commit is contained in:
Daniel W. S. Almeida 2019-12-23 00:31:21 -03:00 committed by Jonathan Corbet
parent 1209f45f7d
commit e43630edc3
1 changed files with 19 additions and 19 deletions
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38
Documentation/x86/boot.rst
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@ -835,14 +835,14 @@ Protocol: 2.09+
chunks of memory are occupied by kernel data. chunks of memory are occupied by kernel data.
Thus setup_indirect struct and SETUP_INDIRECT type were introduced in Thus setup_indirect struct and SETUP_INDIRECT type were introduced in
protocol 2.15. protocol 2.15::
struct setup_indirect { struct setup_indirect {
__u32 type; __u32 type;
__u32 reserved; /* Reserved, must be set to zero. */ __u32 reserved; /* Reserved, must be set to zero. */
__u64 len; __u64 len;
__u64 addr; __u64 addr;
}; };
The type member is a SETUP_INDIRECT | SETUP_* type. However, it cannot be The type member is a SETUP_INDIRECT | SETUP_* type. However, it cannot be
SETUP_INDIRECT itself since making the setup_indirect a tree structure SETUP_INDIRECT itself since making the setup_indirect a tree structure
@ -850,19 +850,19 @@ Protocol: 2.09+
and stack space can be limited in boot contexts. and stack space can be limited in boot contexts.
Let's give an example how to point to SETUP_E820_EXT data using setup_indirect. Let's give an example how to point to SETUP_E820_EXT data using setup_indirect.
In this case setup_data and setup_indirect will look like this: In this case setup_data and setup_indirect will look like this::
struct setup_data { struct setup_data {
__u64 next = 0 or <addr_of_next_setup_data_struct>; __u64 next = 0 or <addr_of_next_setup_data_struct>;
__u32 type = SETUP_INDIRECT; __u32 type = SETUP_INDIRECT;
__u32 len = sizeof(setup_data); __u32 len = sizeof(setup_data);
__u8 data[sizeof(setup_indirect)] = struct setup_indirect { __u8 data[sizeof(setup_indirect)] = struct setup_indirect {
__u32 type = SETUP_INDIRECT | SETUP_E820_EXT; __u32 type = SETUP_INDIRECT | SETUP_E820_EXT;
__u32 reserved = 0; __u32 reserved = 0;
__u64 len = <len_of_SETUP_E820_EXT_data>; __u64 len = <len_of_SETUP_E820_EXT_data>;
__u64 addr = <addr_of_SETUP_E820_EXT_data>; __u64 addr = <addr_of_SETUP_E820_EXT_data>;
}
} }
}
.. note:: .. note::
SETUP_INDIRECT | SETUP_NONE objects cannot be properly distinguished SETUP_INDIRECT | SETUP_NONE objects cannot be properly distinguished
@ -965,7 +965,7 @@ expected to copy into a setup_data chunk.
All kernel_info data should be part of this structure. Fixed size data have to All kernel_info data should be part of this structure. Fixed size data have to
be put before kernel_info_var_len_data label. Variable size data have to be put be put before kernel_info_var_len_data label. Variable size data have to be put
after kernel_info_var_len_data label. Each chunk of variable size data has to after kernel_info_var_len_data label. Each chunk of variable size data has to
be prefixed with header/magic and its size, e.g.: be prefixed with header/magic and its size, e.g.::
kernel_info: kernel_info:
.ascii "LToP" /* Header, Linux top (structure). */ .ascii "LToP" /* Header, Linux top (structure). */