mirror of https://github.com/mkerrisk/man-pages
mmap.2: srcfix: rewrap source lines
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
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man2/mmap.2
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man2/mmap.2
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@ -138,8 +138,8 @@ In contrast when creating mapping of
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mapping type, the kernel verifies all passed flags are known and fails the
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mapping with
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.BR EOPNOTSUPP
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otherwise. This mapping type is also required to be able to use some mapping
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flags.
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otherwise.
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This mapping type is also required to be able to use some mapping flags.
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.TP
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.B MAP_PRIVATE
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Create a private copy-on-write mapping.
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@ -434,16 +434,20 @@ support can later be transparently implemented for glibc.
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.BR MAP_SYNC " (since Linux 4.15)"
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This flags is available only with
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.B MAP_SHARED_VALIDATE
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mapping type. Mappings of
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mapping type.
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Mappings of
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.B MAP_SHARED
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type will silently ignore this flag.
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This flag is supported only for files supporting DAX (direct mapping of persistent
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memory). For other files, creating mapping with this flag results in
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This flag is supported only for files supporting DAX
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(direct mapping of persistent memory).
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For other files, creating mapping with this flag results in
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.B EOPNOTSUPP
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error. Shared file mappings with this flag provide the guarantee that while
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some memory is writeably mapped in the address space of the process, it will
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be visible in the same file at the same offset even after the system crashes or
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is rebooted. This allows users of such mappings to make data modifications
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error.
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Shared file mappings with this flag provide the guarantee that while
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some memory is writeably mapped in the address space of the process,
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it will be visible in the same file at the same offset even after
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the system crashes or is rebooted.
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This allows users of such mappings to make data modifications
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persistent in a more efficient way using appropriate CPU instructions.
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.TP
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.BR MAP_UNINITIALIZED " (since Linux 2.6.33)"
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