On Tue, Sep 23, 2014 at 01:56:48AM -0400, Tejun Heo wrote:
On Tue, Sep 23, 2014 at 07:55:54AM +0200, Christoph Hellwig wrote:
Jens,
can we simply get these commits reverted from now if there's no better
fix? I'd hate to have this boot stall in the first kernel with blk-mq
support for
On Tue, Sep 23, 2014 at 02:01:41AM -0400, Tejun Heo wrote:
On Tue, Sep 23, 2014 at 07:59:24AM +0200, Christoph Hellwig wrote:
[PATCHSET percpu/for-3.18] percpu_ref: implement switch_to_atomic/percpu()
looks way to big for 3.17, and the regression was introduced in the 3.17
merge window.
On Tue, Sep 23, 2014 at 02:01:41AM -0400, Tejun Heo wrote:
On Tue, Sep 23, 2014 at 07:59:24AM +0200, Christoph Hellwig wrote:
[PATCHSET percpu/for-3.18] percpu_ref: implement switch_to_atomic/percpu()
looks way to big for 3.17, and the regression was introduced in the 3.17
merge window.
On Tue, Sep 23, 2014 at 08:09:06AM +0200, Christoph Hellwig wrote:
On Tue, Sep 23, 2014 at 02:01:41AM -0400, Tejun Heo wrote:
On Tue, Sep 23, 2014 at 07:59:24AM +0200, Christoph Hellwig wrote:
[PATCHSET percpu/for-3.18] percpu_ref: implement
switch_to_atomic/percpu()
looks way to
: boot stall regression due to blk-mq: use percpu_ref for mq usage
count
On Tue, Sep 23, 2014 at 08:09:06AM +0200, Christoph Hellwig wrote:
On Tue, Sep 23, 2014 at 02:01:41AM -0400, Tejun Heo wrote:
On Tue, Sep 23, 2014 at 07:59:24AM +0200, Christoph Hellwig wrote:
[PATCHSET percpu/for-3.18
On 09/23/2014 12:11 AM, Tejun Heo wrote:
On Tue, Sep 23, 2014 at 08:09:06AM +0200, Christoph Hellwig wrote:
On Tue, Sep 23, 2014 at 02:01:41AM -0400, Tejun Heo wrote:
On Tue, Sep 23, 2014 at 07:59:24AM +0200, Christoph Hellwig wrote:
[PATCHSET percpu/for-3.18] percpu_ref: implement
Jens,
can we simply get these commits reverted from now if there's no better
fix? I'd hate to have this boot stall in the first kernel with blk-mq
support for scsi.
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On Tue, Sep 23, 2014 at 07:55:54AM +0200, Christoph Hellwig wrote:
Jens,
can we simply get these commits reverted from now if there's no better
fix? I'd hate to have this boot stall in the first kernel with blk-mq
support for scsi.
Patches going out right now.
Thanks.
--
tejun
--
To
On Tue, Sep 23, 2014 at 01:56:48AM -0400, Tejun Heo wrote:
On Tue, Sep 23, 2014 at 07:55:54AM +0200, Christoph Hellwig wrote:
Jens,
can we simply get these commits reverted from now if there's no better
fix? I'd hate to have this boot stall in the first kernel with blk-mq
support for
Hi Jens, hi Tejun,
I've seen multi-second boot stalls in one of my KVM setups during
the initial scsi scan:
[0.949892] scsi host0: Virtio SCSI HBA
[1.007864] scsi 0:0:0:0: Direct-Access QEMU QEMU HARDDISK1.1.
PQ: 0 ANSI: 5
[1.021299] scsi 0:0:1:0: Direct-Access QEMU
On 09/19/2014 05:38 AM, Christoph Hellwig wrote:
Hi Jens, hi Tejun,
I've seen multi-second boot stalls in one of my KVM setups during
the initial scsi scan:
[0.949892] scsi host0: Virtio SCSI HBA
[1.007864] scsi 0:0:0:0: Direct-Access QEMU QEMU HARDDISK1.1.
PQ: 0
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