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Groups > linux.kernel > #1579786

[PATCH 4.9 19/60] ibmvscsis: Add SGL limit

From Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Newsgroups linux.kernel
Subject [PATCH 4.9 19/60] ibmvscsis: Add SGL limit
Date 2017-02-13 14:30 +0100
Message-ID <taoRB-4fA-53@gated-at.bofh.it> (permalink)
References <taoyd-47y-11@gated-at.bofh.it>
Organization linux.* mail to news gateway

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4.9-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Bryant G. Ly <bryantly@linux.vnet.ibm.com>

commit b22bc27868e8c11fe3f00937a341b44f80b50364 upstream.

This patch adds internal LIO sgl limit since the driver already
sets a max transfer limit on transport layer of 1MB to the client.

Tested-by: Steven Royer <seroyer@linux.vnet.ibm.com>
Signed-off-by: Bryant G. Ly <bryantly@linux.vnet.ibm.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c |    1 +
 1 file changed, 1 insertion(+)

--- a/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c
+++ b/drivers/scsi/ibmvscsi_tgt/ibmvscsi_tgt.c
@@ -3929,6 +3929,7 @@ static struct configfs_attribute *ibmvsc
 static const struct target_core_fabric_ops ibmvscsis_ops = {
 	.module				= THIS_MODULE,
 	.name				= "ibmvscsis",
+	.max_data_sg_nents		= MAX_TXU / PAGE_SIZE,
 	.get_fabric_name		= ibmvscsis_get_fabric_name,
 	.tpg_get_wwn			= ibmvscsis_get_fabric_wwn,
 	.tpg_get_tag			= ibmvscsis_get_tag,

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[PATCH 4.9 00/60] 4.9.10-stable review Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-02-13 14:30 +0100
  [PATCH 4.9 11/60] crypto: ccp - Fix double add when creating new DMA command Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-02-13 14:30 +0100
  [PATCH 4.9 09/60] crypto: qat - zero esram only for DH85x devices Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-02-13 14:30 +0100
  [PATCH 4.9 20/60] hns: avoid stack overflow with CONFIG_KASAN Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-02-13 14:30 +0100
  [PATCH 4.9 05/60] dm rq: cope with DM device destruction while in dm_old_request_fn() Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-02-13 14:30 +0100
  [PATCH 4.9 21/60] ARM: 8643/3: arm/ptrace: Preserve previous registers for short regset write Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-02-13 14:30 +0100
  [PATCH 4.9 12/60] ARC: [arcompact] brown paper bag bug in unaligned access delay slot fixup Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-02-13 14:30 +0100
  [PATCH 4.9 18/60] mm/slub.c: fix random_seq offset destruction Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-02-13 14:30 +0100
  [PATCH 4.9 28/60] target: Fix multi-session dynamic se_node_acl double free OOPs Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-02-13 14:30 +0100
  [PATCH 4.9 03/60] libnvdimm, namespace: do not delete namespace-id 0 Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-02-13 14:30 +0100
  [PATCH 4.9 24/60] drm/atomic: Fix double free in drm_atomic_state_default_clear Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-02-13 14:30 +0100
  [PATCH 4.9 07/60] crypto: chcr - Check device is allocated before use Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-02-13 14:30 +0100
  [PATCH 4.9 26/60] target: Use correct SCSI status during EXTENDED_COPY exception Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-02-13 14:30 +0100
  [PATCH 4.9 02/60] acpi, nfit: fix acpi_nfit_flush_probe() crash Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-02-13 14:30 +0100
  [PATCH 4.9 13/60] Input: uinput - fix crash when mixing old and new init style Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-02-13 14:30 +0100
  [PATCH 4.9 19/60] ibmvscsis: Add SGL limit Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-02-13 14:30 +0100
  [PATCH 4.9 25/60] target: Dont BUG_ON during NodeACL dynamic -> explicit conversion Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-02-13 14:30 +0100
  Re: [PATCH 4.9 00/60] 4.9.10-stable review Shuah Khan <shuahkh@osg.samsung.com> - 2017-02-13 18:10 +0100
    Re: [PATCH 4.9 00/60] 4.9.10-stable review Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-02-13 18:30 +0100
  Re: [PATCH 4.9 00/60] 4.9.10-stable review Guenter Roeck <linux@roeck-us.net> - 2017-02-13 21:10 +0100
    Re: [PATCH 4.9 00/60] 4.9.10-stable review Greg Kroah-Hartman <gregkh@linuxfoundation.org> - 2017-02-15 00:00 +0100

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