svn commit: r288020 - head/sys/cam/ctl

[Alexander Motin]

Author: mav
Date: Sun Sep 20 10:40:30 2015
New Revision: 288020
URL: https://svnweb.freebsd.org/changeset/base/288020

Log:
  Remove couple excess SGLIST I/O flags.
  
  Those flags duplicated respective (sg_entries > 0) values.

Modified:
  head/sys/cam/ctl/ctl_backend_block.c
  head/sys/cam/ctl/ctl_backend_ramdisk.c
  head/sys/cam/ctl/ctl_frontend_ioctl.c
  head/sys/cam/ctl/ctl_io.h
  head/sys/cam/ctl/ctl_tpc_local.c
  head/sys/cam/ctl/ctl_util.c

Modified: head/sys/cam/ctl/ctl_backend_block.c
==============================================================================
--- head/sys/cam/ctl/ctl_backend_block.c	Sun Sep 20 04:59:01 2015	(r288019)
+++ head/sys/cam/ctl/ctl_backend_block.c	Sun Sep 20 10:40:30 2015	(r288020)
@@ -1649,7 +1649,7 @@ ctl_be_block_dispatch(struct ctl_be_bloc
 	io->scsiio.kern_data_len = beio->io_len;
 	io->scsiio.kern_data_resid = 0;
 	io->scsiio.kern_sg_entries = beio->num_segs;
-	io->io_hdr.flags |= CTL_FLAG_ALLOCATED | CTL_FLAG_KDPTR_SGLIST;
+	io->io_hdr.flags |= CTL_FLAG_ALLOCATED;
 
 	/*
 	 * For the read case, we need to read the data into our buffers and

Modified: head/sys/cam/ctl/ctl_backend_ramdisk.c
==============================================================================
--- head/sys/cam/ctl/ctl_backend_ramdisk.c	Sun Sep 20 04:59:01 2015	(r288019)
+++ head/sys/cam/ctl/ctl_backend_ramdisk.c	Sun Sep 20 10:40:30 2015	(r288020)
@@ -321,7 +321,6 @@ ctl_backend_ramdisk_continue(union ctl_i
 			sg_entries[i].len = MIN(PAGE_SIZE, len - len_filled);
 			len_filled += sg_entries[i].len;
 		}
-		io->io_hdr.flags |= CTL_FLAG_KDPTR_SGLIST;
 	} else {
 		sg_filled = 0;
 		len_filled = len;

Modified: head/sys/cam/ctl/ctl_frontend_ioctl.c
==============================================================================
--- head/sys/cam/ctl/ctl_frontend_ioctl.c	Sun Sep 20 04:59:01 2015	(r288019)
+++ head/sys/cam/ctl/ctl_frontend_ioctl.c	Sun Sep 20 10:40:30 2015	(r288020)
@@ -149,7 +149,7 @@ ctl_ioctl_do_datamove(struct ctl_scsiio 
 	 * To simplify things here, if we have a single buffer, stick it in
 	 * a S/G entry and just make it a single entry S/G list.
 	 */
-	if (ctsio->io_hdr.flags & CTL_FLAG_EDPTR_SGLIST) {
+	if (ctsio->ext_sg_entries > 0) {
 		int len_seen;
 
 		ext_sglen = ctsio->ext_sg_entries * sizeof(*ext_sglist);

Modified: head/sys/cam/ctl/ctl_io.h
==============================================================================
--- head/sys/cam/ctl/ctl_io.h	Sun Sep 20 04:59:01 2015	(r288019)
+++ head/sys/cam/ctl/ctl_io.h	Sun Sep 20 10:40:30 2015	(r288020)
@@ -88,8 +88,6 @@ typedef enum {
 	CTL_FLAG_DATA_OUT	= 0x00000002,	/* DATA OUT */
 	CTL_FLAG_DATA_NONE	= 0x00000003,	/* no data */
 	CTL_FLAG_DATA_MASK	= 0x00000003,
-	CTL_FLAG_KDPTR_SGLIST	= 0x00000008, 	/* kern_data_ptr is S/G list*/
-	CTL_FLAG_EDPTR_SGLIST	= 0x00000010,	/* ext_data_ptr is S/G list */
 	CTL_FLAG_DO_AUTOSENSE	= 0x00000020,	/* grab sense info */
 	CTL_FLAG_USER_REQ	= 0x00000040,	/* request came from userland */
 	CTL_FLAG_ALLOCATED	= 0x00000100,	/* data space allocated */

Modified: head/sys/cam/ctl/ctl_tpc_local.c
==============================================================================
--- head/sys/cam/ctl/ctl_tpc_local.c	Sun Sep 20 04:59:01 2015	(r288019)
+++ head/sys/cam/ctl/ctl_tpc_local.c	Sun Sep 20 10:40:30 2015	(r288020)
@@ -162,7 +162,7 @@ tpcl_datamove(union ctl_io *io)
 	 * To simplify things here, if we have a single buffer, stick it in
 	 * a S/G entry and just make it a single entry S/G list.
 	 */
-	if (ctsio->io_hdr.flags & CTL_FLAG_EDPTR_SGLIST) {
+	if (ctsio->ext_sg_entries > 0) {
 		int len_seen;
 
 		ext_sglist = (struct ctl_sg_entry *)ctsio->ext_data_ptr;

Modified: head/sys/cam/ctl/ctl_util.c
==============================================================================
--- head/sys/cam/ctl/ctl_util.c	Sun Sep 20 04:59:01 2015	(r288019)
+++ head/sys/cam/ctl/ctl_util.c	Sun Sep 20 10:40:30 2015	(r288020)
@@ -882,7 +882,7 @@ ctl_data_print(union ctl_io *io)
 		return;
 	if (io->io_hdr.flags & CTL_FLAG_BUS_ADDR)
 		return;
-	if (io->io_hdr.flags & CTL_FLAG_EDPTR_SGLIST)	/* XXX: Implement */
+	if (io->scsiio.ext_sg_entries > 0)	/* XXX: Implement */
 		return;
 	ctl_scsi_path_string(io, path_str, sizeof(path_str));
 	len = min(io->scsiio.kern_data_len, 4096);