Commit b9bd6806 authored by Linus Torvalds's avatar Linus Torvalds
Browse files

Merge tag 'for-linus-20190823' of git://git.kernel.dk/linux-block 

Pull block fixes from Jens Axboe:
 "Here's a set of fixes that should go into this release. This contains:

   - Three minor fixes for NVMe.

   - Three minor tweaks for the io_uring polling logic.

   - Officially mark Song as the MD maintainer, after he's been filling
     that role sucessfully for the last 6 months or so"

* tag 'for-linus-20190823' of git://git.kernel.dk/linux-block:
  io_uring: add need_resched() check in inner poll loop
  md: update MAINTAINERS info
  io_uring: don't enter poll loop if we have CQEs pending
  nvme: Add quirk for LiteON CL1 devices running FW 22301111
  nvme: Fix cntlid validation when not using NVMEoF
  nvme-multipath: fix possible I/O hang when paths are updated
  io_uring: fix potential hang with polled IO
parents dd469a45 08f5439f

MAINTAINERS

+2 −2
Original line number Diff line number Diff line
@@ -14883,9 +14883,9 @@ F: include/linux/arm_sdei.h 
F:	include/uapi/linux/arm_sdei.h



SOFTWARE RAID (Multiple Disks) SUPPORT

M:	Shaohua Li <shli@kernel.org>

M:	Song Liu <song@kernel.org>

L:	linux-raid@vger.kernel.org

T:	git git://git.kernel.org/pub/scm/linux/kernel/git/shli/md.git

T:	git git://git.kernel.org/pub/scm/linux/kernel/git/song/md.git

S:	Supported

F:	drivers/md/Makefile

F:	drivers/md/Kconfig

drivers/nvme/host/core.c

+13 −1
Original line number Diff line number Diff line
@@ -2257,6 +2257,16 @@ static const struct nvme_core_quirk_entry core_quirks[] = { 
		.vid = 0x1179,

		.mn = "THNSF5256GPUK TOSHIBA",

		.quirks = NVME_QUIRK_NO_APST,

	},

	{

		/*

		 * This LiteON CL1-3D*-Q11 firmware version has a race

		 * condition associated with actions related to suspend to idle

		 * LiteON has resolved the problem in future firmware

		 */

		.vid = 0x14a4,

		.fr = "22301111",

		.quirks = NVME_QUIRK_SIMPLE_SUSPEND,

	}

};
@@ -2597,6 +2607,9 @@ int nvme_init_identify(struct nvme_ctrl *ctrl) 
			goto out_free;

	}



	if (!(ctrl->ops->flags & NVME_F_FABRICS))

		ctrl->cntlid = le16_to_cpu(id->cntlid);



	if (!ctrl->identified) {

		int i;
@@ -2697,7 +2710,6 @@ int nvme_init_identify(struct nvme_ctrl *ctrl) 
			goto out_free;

		}

	} else {

		ctrl->cntlid = le16_to_cpu(id->cntlid);

		ctrl->hmpre = le32_to_cpu(id->hmpre);

		ctrl->hmmin = le32_to_cpu(id->hmmin);

		ctrl->hmminds = le32_to_cpu(id->hmminds);

drivers/nvme/host/multipath.c

+1 −0
Original line number Diff line number Diff line
@@ -428,6 +428,7 @@ static void nvme_mpath_set_live(struct nvme_ns *ns) 
		srcu_read_unlock(&head->srcu, srcu_idx);

	}



	synchronize_srcu(&ns->head->srcu);

	kblockd_schedule_work(&ns->head->requeue_work);

}

drivers/nvme/host/nvme.h

+5 −0
Original line number Diff line number Diff line
@@ -92,6 +92,11 @@ enum nvme_quirks { 
	 * Broken Write Zeroes.

	 */

	NVME_QUIRK_DISABLE_WRITE_ZEROES		= (1 << 9),



	/*

	 * Force simple suspend/resume path.

	 */

	NVME_QUIRK_SIMPLE_SUSPEND		= (1 << 10),

};



/*

drivers/nvme/host/pci.c

+2 −1
Original line number Diff line number Diff line
@@ -2876,7 +2876,8 @@ static int nvme_suspend(struct device *dev) 
	 * state (which may not be possible if the link is up).

	 */

	if (pm_suspend_via_firmware() || !ctrl->npss ||

	    !pcie_aspm_enabled(pdev)) {

	    !pcie_aspm_enabled(pdev) ||

	    (ndev->ctrl.quirks & NVME_QUIRK_SIMPLE_SUSPEND)) {

		nvme_dev_disable(ndev, true);

		return 0;

	}

CRA Git | Maintained and supported by SUSTech CRA and CCSE