30 lines
1.1 KiB
Plaintext
30 lines
1.1 KiB
Plaintext
/*
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* Some flags are not defined in <linux/nbd.h>, but are passed anyway.
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* These flags are sent from nbd-server to the client, and the client
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* passes them to the kernel unmodified after parsing. Both the client
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* and the kernel ignore flags unknown to them.
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*/
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/* The server supports flags */
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NBD_FLAG_HAS_FLAGS (1 << 0)
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/* The export is read-only */
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NBD_FLAG_READ_ONLY (1 << 1)
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/* The server supports NBD_CMD_FLUSH */
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NBD_FLAG_SEND_FLUSH (1 << 2)
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/* The server supports NBD_CMD_FLAG_FUA (Force Unit Access) */
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NBD_FLAG_SEND_FUA (1 << 3)
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/* The export is a rotational medium */
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NBD_FLAG_ROTATIONAL (1 << 4)
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/* The server supports NBD_CMD_TRIM */
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NBD_FLAG_SEND_TRIM (1 << 5)
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/* The server supports NBD_CMD_WRITE_ZEROES and NBD_CMD_FLAG_NO_HOLE */
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NBD_FLAG_SEND_WRITE_ZEROES (1 << 6)
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/* The server supports NBD_CMD_FLAG_DF (don't fragment replies) */
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NBD_FLAG_SEND_DF (1 << 7)
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/* The server supports multiple connections */
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NBD_FLAG_CAN_MULTI_CONN (1 << 8)
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/* The server supports NBD_CMD_RESIZE (resizing the device) */
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NBD_FLAG_SEND_RESIZE (1 << 9)
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/* The server supports NBD_CMD_CACHE */
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NBD_FLAG_SEND_CACHE (1 << 10)
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