[SCSI] remove scsi_request infrastructure

With Achim patch the last user (gdth) is switched away from scsi_request
so we an kill it now.  Also disables some code in i2o_scsi that was
broken since the sg driver stopped using scsi_requests.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

1 files changed, 0 insertions, 26 deletions

diff --git a/include/scsi/sg_request.h b/include/scsi/sg_request.h
deleted file mode 100644
index 57ff525bdd3b..000000000000
--- a/include/scsi/sg_request.h
+++ /dev/null
@@ -1,26 +0,0 @@
-typedef struct scsi_request Scsi_Request;
-
-static Scsi_Request *dummy_cmdp;        /* only used for sizeof */
-
-typedef struct sg_scatter_hold { /* holding area for scsi scatter gather info */
-        unsigned short k_use_sg; /* Count of kernel scatter-gather pieces */
-        unsigned short sglist_len; /* size of malloc'd scatter-gather list ++ */
-        unsigned bufflen;       /* Size of (aggregate) data buffer */
-        unsigned b_malloc_len;  /* actual len malloc'ed in buffer */
-        void *buffer;           /* Data buffer or scatter list (k_use_sg>0) */
-        char dio_in_use;        /* 0->indirect IO (or mmap), 1->dio */
-        unsigned char cmd_opcode; /* first byte of command */
-} Sg_scatter_hold;
-
-typedef struct sg_request {     /* SG_MAX_QUEUE requests outstanding per file */
-        Scsi_Request *my_cmdp;  /* != 0  when request with lower levels */
-        struct sg_request *nextrp;      /* NULL -> tail request (slist) */
-        struct sg_fd *parentfp; /* NULL -> not in use */
-        Sg_scatter_hold data;   /* hold buffer, perhaps scatter list */
-        sg_io_hdr_t header;     /* scsi command+info, see <scsi/sg.h> */
-        unsigned char sense_b[sizeof (dummy_cmdp->sr_sense_buffer)];
-        char res_used;          /* 1 -> using reserve buffer, 0 -> not ... */
-        char orphan;            /* 1 -> drop on sight, 0 -> normal */
-        char sg_io_owned;       /* 1 -> packet belongs to SG_IO */
-        volatile char done;     /* 0->before bh, 1->before read, 2->read */
-} Sg_request;