svn commit: r320495 - head/sys/cam/ctl

[Alexander Motin]

Author: mav
Date: Fri Jun 30 07:48:08 2017
New Revision: 320495
URL: https://svnweb.freebsd.org/changeset/base/320495

Log:
  Allow status aggregation for ramdisk reads.

Modified:
  head/sys/cam/ctl/ctl_backend_ramdisk.c

Modified: head/sys/cam/ctl/ctl_backend_ramdisk.c
==============================================================================
--- head/sys/cam/ctl/ctl_backend_ramdisk.c	Fri Jun 30 07:04:10 2017	(r320494)
+++ head/sys/cam/ctl/ctl_backend_ramdisk.c	Fri Jun 30 07:48:08 2017	(r320495)
@@ -525,6 +525,11 @@ nospc:
 	io->scsiio.kern_sg_entries = sgs;
 	io->io_hdr.flags |= CTL_FLAG_ALLOCATED;
 	PRIV(io)->len += lbas;
+	if ((ARGS(io)->flags & CTL_LLF_READ) &&
+	    ARGS(io)->len <= PRIV(io)->len) {
+		ctl_set_success(&io->scsiio);
+		ctl_serseq_done(io);
+	}
 #ifdef CTL_TIME_IO
 	getbinuptime(&io->io_hdr.dma_start_bt);
 #endif