mirror of https://github.com/mkerrisk/man-pages
fcntl.2: Note kernel version for F_SEAL_FUTURE_WRITE
Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
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@ -1526,7 +1526,7 @@ Furthermore, if there are any asynchronous I/O operations
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pending on the file,
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pending on the file,
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all outstanding writes will be discarded.
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all outstanding writes will be discarded.
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.TP
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.TP
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.BR F_SEAL_FUTURE_WRITE
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.BR F_SEAL_FUTURE_WRITE " (since Linux 5.1)"
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If this seal is set, the contents of the file can be modified only from
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If this seal is set, the contents of the file can be modified only from
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existing writable mappings that were created prior to the seal being set.
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existing writable mappings that were created prior to the seal being set.
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Any attempt to create a new writable mapping on the file via
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Any attempt to create a new writable mapping on the file via
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