mirror of https://github.com/mkerrisk/man-pages
attr.7: Modify headings to man-pages norms
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
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@ -53,7 +53,7 @@ of the file owner and file group.
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.PP
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Currently, support for extended attributes is implemented on Linux by the
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ext2, ext3, ext4, XFS, JFS and reiserfs filesystems.
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.SH EXTENDED ATTRIBUTE NAMESPACES
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.SS Extended attribute namespaces
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Attribute names are zero-terminated strings.
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The attribute name is always specified in the fully qualified
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.IR namespace.attribute
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@ -124,7 +124,7 @@ owner and to users with appropriate capabilities for directories with the
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sticky bit set (see the
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.BR chmod (1)
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manual page for an explanation of Sticky Directories).
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.SH FILESYSTEM DIFFERENCES
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.SS Filesystem differences
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The kernel and the filesystem may place limits on the maximum number
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and size of extended attributes that can be associated with a file.
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Some file systems, such as ext2/3 and reiserfs, require the filesystem
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@ -144,7 +144,7 @@ attribute information on disk are scalable.
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.PP
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In the JFS filesystem implementation, names can be up to 255 bytes and
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values up to 65,535 bytes.
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.SH ADDITIONAL NOTES
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.SS NOTES
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Since the filesystems on which extended attributes are stored might also
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be used on architectures with a different byte order and machine word
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size, care should be taken to store attribute values in an architecture
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