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statx.2: Document STATX_ATTR_VERITY
Document the verity attribute for statx(), which was added in Linux 5.5. For more context, see the fs-verity documentation: https://www.kernel.org/doc/html/latest/filesystems/fsverity.html Signed-off-by: Eric Biggers <ebiggers@google.com> Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
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@ -461,6 +461,11 @@ See
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.TP
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.B STATX_ATTR_ENCRYPTED
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.B STATX_ATTR_ENCRYPTED
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A key is required for the file to be encrypted by the filesystem.
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A key is required for the file to be encrypted by the filesystem.
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.B STATX_ATTR_VERITY
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Since Linux 5.5: the file has fs-verity enabled. It cannot be written to, and
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all reads from it will be verified against a cryptographic hash that covers the
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entire file, e.g. via a Merkle tree.
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.SH RETURN VALUE
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.SH RETURN VALUE
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On success, zero is returned.
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On success, zero is returned.
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On error, \-1 is returned, and
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On error, \-1 is returned, and
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