Author: mav
Date: Thu Jan 22 14:49:36 2015
New Revision: 277529
URL: https://svnweb.freebsd.org/changeset/base/277529
Log:
Don't count requests with status sent as overlapping.
While those requests are still in target OOA queue, for initiator they are
already completed, so tags can be reused.
MFC after: 1 week
Modified:
head/sys/cam/ctl/ctl.c
Modified: head/sys/cam/ctl/ctl.c
==============================================================================
--- head/sys/cam/ctl/ctl.c Thu Jan 22 11:12:42 2015 (r277528)
+++ head/sys/cam/ctl/ctl.c Thu Jan 22 14:49:36 2015 (r277529)
@@ -10826,7 +10826,8 @@ ctl_check_for_blockage(struct ctl_lun *l
ooa_io->io_hdr.nexus.targ_port)
&& (pending_io->io_hdr.nexus.initid.id ==
ooa_io->io_hdr.nexus.initid.id))
- && ((ooa_io->io_hdr.flags & CTL_FLAG_ABORT) == 0))
+ && ((ooa_io->io_hdr.flags & (CTL_FLAG_ABORT |
+ CTL_FLAG_STATUS_SENT)) == 0))
return (CTL_ACTION_OVERLAP);
/*
@@ -10847,7 +10848,8 @@ ctl_check_for_blockage(struct ctl_lun *l
ooa_io->io_hdr.nexus.targ_port)
&& (pending_io->io_hdr.nexus.initid.id ==
ooa_io->io_hdr.nexus.initid.id))
- && ((ooa_io->io_hdr.flags & CTL_FLAG_ABORT) == 0))
+ && ((ooa_io->io_hdr.flags & (CTL_FLAG_ABORT |
+ CTL_FLAG_STATUS_SENT)) == 0))
return (CTL_ACTION_OVERLAP_TAG);
/*
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