2017-11-01 21:08:43 +07:00
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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
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2012-10-13 16:46:48 +07:00
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#ifndef _UAPI__CODA_PSDEV_H
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#define _UAPI__CODA_PSDEV_H
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#include <linux/magic.h>
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#define CODA_PSDEV_MAJOR 67
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#define MAX_CODADEVS 5 /* how many do we allow */
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/* messages between coda filesystem in kernel and Venus */
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struct upc_req {
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struct list_head uc_chain;
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caddr_t uc_data;
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u_short uc_flags;
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u_short uc_inSize; /* Size is at most 5000 bytes */
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u_short uc_outSize;
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u_short uc_opcode; /* copied from data to save lookup */
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int uc_unique;
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wait_queue_head_t uc_sleep; /* process' wait queue */
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};
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#define CODA_REQ_ASYNC 0x1
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#define CODA_REQ_READ 0x2
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#define CODA_REQ_WRITE 0x4
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#define CODA_REQ_ABORT 0x8
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#endif /* _UAPI__CODA_PSDEV_H */
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