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From: Maxime Coquelin <maxime.coquelin@redhat.com>
To: "Liu, Yong" <yong.liu@intel.com>,
	"Bie, Tiwei" <tiwei.bie@intel.com>,
	"Wang, Zhihong" <zhihong.wang@intel.com>,
	"stephen@networkplumber.org" <stephen@networkplumber.org>,
	"gavin.hu@arm.com" <gavin.hu@arm.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH v8 00/13] vhost packed ring performance optimization
Date: Thu, 24 Oct 2019 10:24:42 +0200	[thread overview]
Message-ID: <7007d6d7-ea4e-49df-57d6-b19507369d96@redhat.com> (raw)
In-Reply-To: <86228AFD5BCD8E4EBFD2B90117B5E81E633DA664@SHSMSX103.ccr.corp.intel.com>



On 10/24/19 9:18 AM, Liu, Yong wrote:
> 
> 
>> -----Original Message-----
>> From: Maxime Coquelin [mailto:maxime.coquelin@redhat.com]
>> Sent: Thursday, October 24, 2019 2:50 PM
>> To: Liu, Yong <yong.liu@intel.com>; Bie, Tiwei <tiwei.bie@intel.com>; Wang,
>> Zhihong <zhihong.wang@intel.com>; stephen@networkplumber.org;
>> gavin.hu@arm.com
>> Cc: dev@dpdk.org
>> Subject: Re: [PATCH v8 00/13] vhost packed ring performance optimization
>>
>> I get some checkpatch warnings, and build fails with clang.
>> Could you please fix these issues and send v9?
>>
> 
> 
> Hi Maxime,
> Clang build fails will be fixed in v9. For checkpatch warning, it was due to pragma string inside.
> Previous version can avoid such warning, while format is a little messy as below. 
> I prefer to keep code clean and more readable. How about your idea?
> 
> +#ifdef UNROLL_PRAGMA_PARAM
> +#define VHOST_UNROLL_PRAGMA(param) _Pragma(param)
> +#else
> +#define VHOST_UNROLL_PRAGMA(param) do {} while (0);
> +#endif
> 
> +       VHOST_UNROLL_PRAGMA(UNROLL_PRAGMA_PARAM)
> +       for (i = 0; i < PACKED_BATCH_SIZE; i++)

That's less clean indeed. I agree to waive the checkpatch errors.
just fix the Clang build for patch 8 and we're good.

Thanks,
Maxime

> Regards,
> Marvin
> 
>> Thanks,
>> Maxime
>>
>> ### [PATCH] vhost: try to unroll for each loop
>>
>> WARNING:CAMELCASE: Avoid CamelCase: <_Pragma>
>> #78: FILE: lib/librte_vhost/vhost.h:47:
>> +#define vhost_for_each_try_unroll(iter, val, size) _Pragma("GCC unroll
>> 4") \
>>
>> ERROR:COMPLEX_MACRO: Macros with complex values should be enclosed in
>> parenthesis
>> #78: FILE: lib/librte_vhost/vhost.h:47:
>> +#define vhost_for_each_try_unroll(iter, val, size) _Pragma("GCC unroll
>> 4") \
>> +	for (iter = val; iter < size; iter++)
>>
>> ERROR:COMPLEX_MACRO: Macros with complex values should be enclosed in
>> parenthesis
>> #83: FILE: lib/librte_vhost/vhost.h:52:
>> +#define vhost_for_each_try_unroll(iter, val, size) _Pragma("unroll 4") \
>> +	for (iter = val; iter < size; iter++)
>>
>> ERROR:COMPLEX_MACRO: Macros with complex values should be enclosed in
>> parenthesis
>> #88: FILE: lib/librte_vhost/vhost.h:57:
>> +#define vhost_for_each_try_unroll(iter, val, size) _Pragma("unroll (4)") \
>> +	for (iter = val; iter < size; iter++)
>>
>> total: 3 errors, 1 warnings, 67 lines checked
>>
>> 0/1 valid patch/tmp/dpdk_build/lib/librte_vhost/virtio_net.c:2065:1:
>> error: unused function 'free_zmbuf' [-Werror,-Wunused-function]
>> free_zmbuf(struct vhost_virtqueue *vq)
>> ^
>> 1 error generated.
>> make[5]: *** [virtio_net.o] Error 1
>> make[4]: *** [librte_vhost] Error 2
>> make[4]: *** Waiting for unfinished jobs....
>> make[3]: *** [lib] Error 2
>> make[2]: *** [all] Error 2
>> make[1]: *** [pre_install] Error 2
>> make: *** [install] Error 2
>>
>>
>> On 10/22/19 12:08 AM, Marvin Liu wrote:
>>> Packed ring has more compact ring format and thus can significantly
>>> reduce the number of cache miss. It can lead to better performance.
>>> This has been approved in virtio user driver, on normal E5 Xeon cpu
>>> single core performance can raise 12%.
>>>
>>> http://mails.dpdk.org/archives/dev/2018-April/095470.html
>>>
>>> However vhost performance with packed ring performance was decreased.
>>> Through analysis, mostly extra cost was from the calculating of each
>>> descriptor flag which depended on ring wrap counter. Moreover, both
>>> frontend and backend need to write same descriptors which will cause
>>> cache contention. Especially when doing vhost enqueue function, virtio
>>> refill packed ring function may write same cache line when vhost doing
>>> enqueue function. This kind of extra cache cost will reduce the benefit
>>> of reducing cache misses.
>>>
>>> For optimizing vhost packed ring performance, vhost enqueue and dequeue
>>> function will be splitted into fast and normal path.
>>>
>>> Several methods will be taken in fast path:
>>>   Handle descriptors in one cache line by batch.
>>>   Split loop function into more pieces and unroll them.
>>>   Prerequisite check that whether I/O space can copy directly into mbuf
>>>     space and vice versa.
>>>   Prerequisite check that whether descriptor mapping is successful.
>>>   Distinguish vhost used ring update function by enqueue and dequeue
>>>     function.
>>>   Buffer dequeue used descriptors as many as possible.
>>>   Update enqueue used descriptors by cache line.
>>>
>>> After all these methods done, single core vhost PvP performance with 64B
>>> packet on Xeon 8180 can boost 35%.
>>>
>>> v8:
>>> - Allocate mbuf by virtio_dev_pktmbuf_alloc
>>>
>>> v7:
>>> - Rebase code
>>> - Rename unroll macro and definitions
>>> - Calculate flags when doing single dequeue
>>>
>>> v6:
>>> - Fix dequeue zcopy result check
>>>
>>> v5:
>>> - Remove disable sw prefetch as performance impact is small
>>> - Change unroll pragma macro format
>>> - Rename shadow counter elements names
>>> - Clean dequeue update check condition
>>> - Add inline functions replace of duplicated code
>>> - Unify code style
>>>
>>> v4:
>>> - Support meson build
>>> - Remove memory region cache for no clear performance gain and ABI break
>>> - Not assume ring size is power of two
>>>
>>> v3:
>>> - Check available index overflow
>>> - Remove dequeue remained descs number check
>>> - Remove changes in split ring datapath
>>> - Call memory write barriers once when updating used flags
>>> - Rename some functions and macros
>>> - Code style optimization
>>>
>>> v2:
>>> - Utilize compiler's pragma to unroll loop, distinguish clang/icc/gcc
>>> - Buffered dequeue used desc number changed to (RING_SZ - PKT_BURST)
>>> - Optimize dequeue used ring update when in_order negotiated
>>>
>>>
>>> Marvin Liu (13):
>>>   vhost: add packed ring indexes increasing function
>>>   vhost: add packed ring single enqueue
>>>   vhost: try to unroll for each loop
>>>   vhost: add packed ring batch enqueue
>>>   vhost: add packed ring single dequeue
>>>   vhost: add packed ring batch dequeue
>>>   vhost: flush enqueue updates by cacheline
>>>   vhost: flush batched enqueue descs directly
>>>   vhost: buffer packed ring dequeue updates
>>>   vhost: optimize packed ring enqueue
>>>   vhost: add packed ring zcopy batch and single dequeue
>>>   vhost: optimize packed ring dequeue
>>>   vhost: optimize packed ring dequeue when in-order
>>>
>>>  lib/librte_vhost/Makefile     |  18 +
>>>  lib/librte_vhost/meson.build  |   7 +
>>>  lib/librte_vhost/vhost.h      |  57 ++
>>>  lib/librte_vhost/virtio_net.c | 948 +++++++++++++++++++++++++++-------
>>>  4 files changed, 837 insertions(+), 193 deletions(-)
>>>
> 


  reply	other threads:[~2019-10-24  8:24 UTC|newest]

Thread overview: 199+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-09-05 16:14 [dpdk-dev] [PATCH v1 00/14] " Marvin Liu
2019-09-05 16:14 ` [dpdk-dev] [PATCH v1 01/14] vhost: add single packet enqueue function Marvin Liu
2019-09-19 16:36   ` [dpdk-dev] [PATCH v2 00/16] vhost packed ring performance optimization Marvin Liu
2019-09-19 16:36     ` [dpdk-dev] [PATCH v2 01/16] vhost: add single packet enqueue function Marvin Liu
2019-09-23  9:09       ` Gavin Hu (Arm Technology China)
2019-09-23  9:15         ` Liu, Yong
2019-09-25 17:13       ` [dpdk-dev] [PATCH v3 00/15] vhost packed ring performance optimization Marvin Liu
2019-09-25 17:13         ` [dpdk-dev] [PATCH v3 01/15] vhost: add single packet enqueue function Marvin Liu
2019-09-25 17:13         ` [dpdk-dev] [PATCH v3 02/15] vhost: unify unroll pragma parameter Marvin Liu
2019-09-26  5:41           ` Tiwei Bie
2019-09-25 17:13         ` [dpdk-dev] [PATCH v3 03/15] vhost: add batch enqueue function for packed ring Marvin Liu
2019-09-25 19:31           ` Mattias Rönnblom
2019-10-09  2:45             ` Liu, Yong
2019-09-25 17:13         ` [dpdk-dev] [PATCH v3 04/15] vhost: add single packet dequeue function Marvin Liu
2019-09-25 17:13         ` [dpdk-dev] [PATCH v3 05/15] vhost: add batch " Marvin Liu
2019-09-25 17:13         ` [dpdk-dev] [PATCH v3 06/15] vhost: flush vhost enqueue shadow ring by batch Marvin Liu
2019-09-25 17:13         ` [dpdk-dev] [PATCH v3 07/15] vhost: add flush function for batch enqueue Marvin Liu
2019-09-26  9:24           ` Gavin Hu (Arm Technology China)
2019-09-25 17:13         ` [dpdk-dev] [PATCH v3 08/15] vhost: buffer vhost dequeue shadow ring Marvin Liu
2019-09-25 17:13         ` [dpdk-dev] [PATCH v3 09/15] vhost: split enqueue and dequeue flush functions Marvin Liu
2019-09-25 17:13         ` [dpdk-dev] [PATCH v3 10/15] vhost: optimize enqueue function of packed ring Marvin Liu
2019-09-26  5:56           ` Tiwei Bie
2019-09-25 17:13         ` [dpdk-dev] [PATCH v3 11/15] vhost: add batch and single zero dequeue functions Marvin Liu
2019-09-25 17:13         ` [dpdk-dev] [PATCH v3 12/15] vhost: optimize dequeue function of packed ring Marvin Liu
2019-09-25 17:13         ` [dpdk-dev] [PATCH v3 13/15] vhost: cache address translation result Marvin Liu
2019-09-26  5:32           ` Tiwei Bie
2019-10-09  2:08             ` Liu, Yong
2019-09-25 17:13         ` [dpdk-dev] [PATCH v3 14/15] vhost: check whether disable software pre-fetch Marvin Liu
2019-09-25 17:13         ` [dpdk-dev] [PATCH v3 15/15] vhost: optimize packed ring dequeue when in-order Marvin Liu
2019-10-09 13:38         ` [dpdk-dev] [PATCH v4 00/14] vhost packed ring performance optimization Marvin Liu
2019-10-09 13:38           ` [dpdk-dev] [PATCH v4 01/14] vhost: add single packet enqueue function Marvin Liu
2019-10-11 12:34             ` Maxime Coquelin
2019-10-09 13:38           ` [dpdk-dev] [PATCH v4 02/14] vhost: unify unroll pragma parameter Marvin Liu
2019-10-11 12:48             ` Maxime Coquelin
2019-10-14  6:57               ` Liu, Yong
2019-10-09 13:38           ` [dpdk-dev] [PATCH v4 03/14] vhost: add batch enqueue function for packed ring Marvin Liu
2019-10-11 12:49             ` Maxime Coquelin
2019-10-11 14:22             ` Maxime Coquelin
2019-10-15  6:15               ` Liu, Yong
2019-10-09 13:38           ` [dpdk-dev] [PATCH v4 04/14] vhost: add single packet dequeue function Marvin Liu
2019-10-11 13:04             ` Maxime Coquelin
2019-10-09 13:38           ` [dpdk-dev] [PATCH v4 05/14] vhost: add batch " Marvin Liu
2019-10-09 13:38           ` [dpdk-dev] [PATCH v4 06/14] vhost: flush vhost enqueue shadow ring by batch Marvin Liu
2019-10-09 13:38           ` [dpdk-dev] [PATCH v4 07/14] vhost: add flush function for batch enqueue Marvin Liu
2019-10-09 13:38           ` [dpdk-dev] [PATCH v4 08/14] vhost: buffer vhost dequeue shadow ring Marvin Liu
2019-10-09 13:38           ` [dpdk-dev] [PATCH v4 09/14] vhost: split enqueue and dequeue flush functions Marvin Liu
2019-10-09 13:38           ` [dpdk-dev] [PATCH v4 10/14] vhost: optimize enqueue function of packed ring Marvin Liu
2019-10-09 13:38           ` [dpdk-dev] [PATCH v4 11/14] vhost: add batch and single zero dequeue functions Marvin Liu
2019-10-09 13:38           ` [dpdk-dev] [PATCH v4 12/14] vhost: optimize dequeue function of packed ring Marvin Liu
2019-10-09 13:38           ` [dpdk-dev] [PATCH v4 13/14] vhost: check whether disable software pre-fetch Marvin Liu
2019-10-11 14:12             ` Maxime Coquelin
2019-10-14  3:08               ` Liu, Yong
2019-10-09 13:38           ` [dpdk-dev] [PATCH v4 14/14] vhost: optimize packed ring dequeue when in-order Marvin Liu
2019-10-15 14:30           ` [dpdk-dev] [PATCH v5 00/13] vhost packed ring performance optimization Marvin Liu
2019-10-15 14:30             ` [dpdk-dev] [PATCH v5 01/13] vhost: add packed ring indexes increasing function Marvin Liu
2019-10-15 14:30             ` [dpdk-dev] [PATCH v5 02/13] vhost: add packed ring single enqueue Marvin Liu
2019-10-15 14:30             ` [dpdk-dev] [PATCH v5 03/13] vhost: try to unroll for each loop Marvin Liu
2019-10-15 14:30             ` [dpdk-dev] [PATCH v5 04/13] vhost: add packed ring batch enqueue Marvin Liu
2019-10-15 14:30             ` [dpdk-dev] [PATCH v5 05/13] vhost: add packed ring single dequeue Marvin Liu
2019-10-15 14:30             ` [dpdk-dev] [PATCH v5 06/13] vhost: add packed ring batch dequeue Marvin Liu
2019-10-15 14:30             ` [dpdk-dev] [PATCH v5 07/13] vhost: flush enqueue updates by batch Marvin Liu
2019-10-15 14:30             ` [dpdk-dev] [PATCH v5 08/13] vhost: flush batched enqueue descs flags directly Marvin Liu
2019-10-15 14:30             ` [dpdk-dev] [PATCH v5 09/13] vhost: buffer packed ring dequeue updates Marvin Liu
2019-10-15 14:30             ` [dpdk-dev] [PATCH v5 10/13] vhost: optimize packed ring enqueue Marvin Liu
2019-10-15 14:30             ` [dpdk-dev] [PATCH v5 11/13] vhost: add packed ring zcopy batch and single dequeue Marvin Liu
2019-10-15 14:30             ` [dpdk-dev] [PATCH v5 12/13] vhost: optimize packed ring dequeue Marvin Liu
2019-10-15 14:30             ` [dpdk-dev] [PATCH v5 13/13] vhost: optimize packed ring dequeue when in-order Marvin Liu
2019-10-15 16:07             ` [dpdk-dev] [PATCH v6 00/13] vhost packed ring performance optimization Marvin Liu
2019-10-15 16:07               ` [dpdk-dev] [PATCH v6 01/13] vhost: add packed ring indexes increasing function Marvin Liu
2019-10-16 10:28                 ` Maxime Coquelin
2019-10-15 16:07               ` [dpdk-dev] [PATCH v6 02/13] vhost: add packed ring single enqueue Marvin Liu
2019-10-15 16:07               ` [dpdk-dev] [PATCH v6 03/13] vhost: try to unroll for each loop Marvin Liu
2019-10-16 10:30                 ` Maxime Coquelin
2019-10-15 16:07               ` [dpdk-dev] [PATCH v6 04/13] vhost: add packed ring batch enqueue Marvin Liu
2019-10-15 11:35                 ` Gavin Hu (Arm Technology China)
2019-10-15 12:45                   ` Liu, Yong
2019-10-15 16:07               ` [dpdk-dev] [PATCH v6 05/13] vhost: add packed ring single dequeue Marvin Liu
2019-10-15 16:07               ` [dpdk-dev] [PATCH v6 06/13] vhost: add packed ring batch dequeue Marvin Liu
2019-10-16 10:36                 ` Maxime Coquelin
2019-10-17  1:30                   ` Liu, Yong
2019-10-15 16:07               ` [dpdk-dev] [PATCH v6 07/13] vhost: flush enqueue updates by batch Marvin Liu
2019-10-16 11:05                 ` Maxime Coquelin
2019-10-15 16:07               ` [dpdk-dev] [PATCH v6 08/13] vhost: flush batched enqueue descs directly Marvin Liu
2019-10-16 11:06                 ` Maxime Coquelin
2019-10-15 16:07               ` [dpdk-dev] [PATCH v6 09/13] vhost: buffer packed ring dequeue updates Marvin Liu
2019-10-16 12:38                 ` Maxime Coquelin
2019-10-15 16:07               ` [dpdk-dev] [PATCH v6 10/13] vhost: optimize packed ring enqueue Marvin Liu
2019-10-16 12:41                 ` Maxime Coquelin
2019-10-15 16:07               ` [dpdk-dev] [PATCH v6 11/13] vhost: add packed ring zcopy batch and single dequeue Marvin Liu
2019-10-17  7:25                 ` Maxime Coquelin
2019-10-15 16:07               ` [dpdk-dev] [PATCH v6 12/13] vhost: optimize packed ring dequeue Marvin Liu
2019-10-17  7:28                 ` Maxime Coquelin
2019-10-15 16:07               ` [dpdk-dev] [PATCH v6 13/13] vhost: optimize packed ring dequeue when in-order Marvin Liu
2019-10-17  7:29                 ` Maxime Coquelin
2019-10-17  7:31               ` [dpdk-dev] [PATCH v6 00/13] vhost packed ring performance optimization Maxime Coquelin
2019-10-17  7:32                 ` Liu, Yong
2019-10-21 15:40               ` [dpdk-dev] [PATCH v7 " Marvin Liu
2019-10-21 15:40                 ` [dpdk-dev] [PATCH v7 01/13] vhost: add packed ring indexes increasing function Marvin Liu
2019-10-21 15:40                 ` [dpdk-dev] [PATCH v7 02/13] vhost: add packed ring single enqueue Marvin Liu
2019-10-21 15:40                 ` [dpdk-dev] [PATCH v7 03/13] vhost: try to unroll for each loop Marvin Liu
2019-10-21 15:40                 ` [dpdk-dev] [PATCH v7 04/13] vhost: add packed ring batch enqueue Marvin Liu
2019-10-21 15:40                 ` [dpdk-dev] [PATCH v7 05/13] vhost: add packed ring single dequeue Marvin Liu
2019-10-21  9:45                   ` Maxime Coquelin
2019-10-21 15:40                 ` [dpdk-dev] [PATCH v7 06/13] vhost: add packed ring batch dequeue Marvin Liu
2019-10-21  9:47                   ` Maxime Coquelin
2019-10-21 14:29                     ` Liu, Yong
2019-10-21 15:40                 ` [dpdk-dev] [PATCH v7 07/13] vhost: flush enqueue updates by cacheline Marvin Liu
2019-10-21 15:40                 ` [dpdk-dev] [PATCH v7 08/13] vhost: flush batched enqueue descs directly Marvin Liu
2019-10-21 15:40                 ` [dpdk-dev] [PATCH v7 09/13] vhost: buffer packed ring dequeue updates Marvin Liu
2019-10-21 15:40                 ` [dpdk-dev] [PATCH v7 10/13] vhost: optimize packed ring enqueue Marvin Liu
2019-10-21 15:40                 ` [dpdk-dev] [PATCH v7 11/13] vhost: add packed ring zcopy batch and single dequeue Marvin Liu
2019-10-21 15:40                 ` [dpdk-dev] [PATCH v7 12/13] vhost: optimize packed ring dequeue Marvin Liu
2019-10-21 15:40                 ` [dpdk-dev] [PATCH v7 13/13] vhost: optimize packed ring dequeue when in-order Marvin Liu
2019-10-21 22:08                 ` [dpdk-dev] [PATCH v8 00/13] vhost packed ring performance optimization Marvin Liu
2019-10-21 22:08                   ` [dpdk-dev] [PATCH v8 01/13] vhost: add packed ring indexes increasing function Marvin Liu
2019-10-21 22:08                   ` [dpdk-dev] [PATCH v8 02/13] vhost: add packed ring single enqueue Marvin Liu
2019-10-21 22:08                   ` [dpdk-dev] [PATCH v8 03/13] vhost: try to unroll for each loop Marvin Liu
2019-10-24  6:16                     ` Maxime Coquelin
2019-10-21 22:08                   ` [dpdk-dev] [PATCH v8 04/13] vhost: add packed ring batch enqueue Marvin Liu
2019-10-21 22:08                   ` [dpdk-dev] [PATCH v8 05/13] vhost: add packed ring single dequeue Marvin Liu
2019-10-21 22:08                   ` [dpdk-dev] [PATCH v8 06/13] vhost: add packed ring batch dequeue Marvin Liu
2019-10-24  6:27                     ` Maxime Coquelin
2019-10-21 22:08                   ` [dpdk-dev] [PATCH v8 07/13] vhost: flush enqueue updates by cacheline Marvin Liu
2019-10-24  6:29                     ` Maxime Coquelin
2019-10-21 22:08                   ` [dpdk-dev] [PATCH v8 08/13] vhost: flush batched enqueue descs directly Marvin Liu
2019-10-21 22:08                   ` [dpdk-dev] [PATCH v8 09/13] vhost: buffer packed ring dequeue updates Marvin Liu
2019-10-21 22:08                   ` [dpdk-dev] [PATCH v8 10/13] vhost: optimize packed ring enqueue Marvin Liu
2019-10-21 22:08                   ` [dpdk-dev] [PATCH v8 11/13] vhost: add packed ring zcopy batch and single dequeue Marvin Liu
2019-10-21 22:08                   ` [dpdk-dev] [PATCH v8 12/13] vhost: optimize packed ring dequeue Marvin Liu
2019-10-21 22:08                   ` [dpdk-dev] [PATCH v8 13/13] vhost: optimize packed ring dequeue when in-order Marvin Liu
2019-10-24  6:49                   ` [dpdk-dev] [PATCH v8 00/13] vhost packed ring performance optimization Maxime Coquelin
2019-10-24  7:18                     ` Liu, Yong
2019-10-24  8:24                       ` Maxime Coquelin [this message]
2019-10-24  8:29                         ` Liu, Yong
2019-10-24 16:08                   ` [dpdk-dev] [PATCH v9 " Marvin Liu
2019-10-24 10:18                     ` Maxime Coquelin
2019-10-24 16:08                     ` [dpdk-dev] [PATCH v9 01/13] vhost: add packed ring indexes increasing function Marvin Liu
2019-10-24 16:08                     ` [dpdk-dev] [PATCH v9 02/13] vhost: add packed ring single enqueue Marvin Liu
2019-10-24 16:08                     ` [dpdk-dev] [PATCH v9 03/13] vhost: try to unroll for each loop Marvin Liu
2019-10-24 16:08                     ` [dpdk-dev] [PATCH v9 04/13] vhost: add packed ring batch enqueue Marvin Liu
2019-10-24 16:08                     ` [dpdk-dev] [PATCH v9 05/13] vhost: add packed ring single dequeue Marvin Liu
2019-10-24 16:08                     ` [dpdk-dev] [PATCH v9 06/13] vhost: add packed ring batch dequeue Marvin Liu
2019-10-24 16:08                     ` [dpdk-dev] [PATCH v9 07/13] vhost: flush enqueue updates by cacheline Marvin Liu
2019-10-24 16:08                     ` [dpdk-dev] [PATCH v9 08/13] vhost: flush batched enqueue descs directly Marvin Liu
2019-10-24 16:08                     ` [dpdk-dev] [PATCH v9 09/13] vhost: buffer packed ring dequeue updates Marvin Liu
2019-10-24 16:08                     ` [dpdk-dev] [PATCH v9 10/13] vhost: optimize packed ring enqueue Marvin Liu
2019-10-24 16:08                     ` [dpdk-dev] [PATCH v9 11/13] vhost: add packed ring zcopy batch and single dequeue Marvin Liu
2019-10-24 16:08                     ` [dpdk-dev] [PATCH v9 12/13] vhost: optimize packed ring dequeue Marvin Liu
2019-10-24 16:08                     ` [dpdk-dev] [PATCH v9 13/13] vhost: optimize packed ring dequeue when in-order Marvin Liu
2019-09-19 16:36     ` [dpdk-dev] [PATCH v2 02/16] vhost: unify unroll pragma parameter Marvin Liu
2019-09-23  5:21       ` Tiwei Bie
2019-09-23 10:08       ` Gavin Hu (Arm Technology China)
2019-09-24  3:12         ` Liu, Yong
2019-09-19 16:36     ` [dpdk-dev] [PATCH v2 03/16] vhost: add burst enqueue function for packed ring Marvin Liu
2019-09-23  5:46       ` Tiwei Bie
2019-09-23 11:08       ` Gavin Hu (Arm Technology China)
2019-09-24  3:30         ` Liu, Yong
2019-09-25  9:29           ` Gavin Hu (Arm Technology China)
2019-09-25  9:36             ` Liu, Yong
2019-09-19 16:36     ` [dpdk-dev] [PATCH v2 04/16] vhost: add single packet dequeue function Marvin Liu
2019-09-19 16:36     ` [dpdk-dev] [PATCH v2 05/16] vhost: add burst " Marvin Liu
2019-09-19 16:36     ` [dpdk-dev] [PATCH v2 06/16] vhost: rename flush shadow used ring functions Marvin Liu
2019-09-23  6:05       ` Tiwei Bie
2019-09-19 16:36     ` [dpdk-dev] [PATCH v2 07/16] vhost: flush vhost enqueue shadow ring by burst Marvin Liu
2019-09-19 16:36     ` [dpdk-dev] [PATCH v2 08/16] vhost: add flush function for burst enqueue Marvin Liu
2019-09-25  3:37       ` Gavin Hu (Arm Technology China)
2019-09-25  5:37         ` Liu, Yong
2019-09-25  6:51           ` Liu, Yong
2019-09-25  7:15             ` Gavin Hu (Arm Technology China)
2019-09-19 16:36     ` [dpdk-dev] [PATCH v2 09/16] vhost: buffer vhost dequeue shadow ring Marvin Liu
2019-09-19 16:36     ` [dpdk-dev] [PATCH v2 10/16] vhost: split enqueue and dequeue flush functions Marvin Liu
2019-09-25  4:11       ` Gavin Hu (Arm Technology China)
2019-09-19 16:36     ` [dpdk-dev] [PATCH v2 11/16] vhost: optimize enqueue function of packed ring Marvin Liu
2019-09-19 16:36     ` [dpdk-dev] [PATCH v2 12/16] vhost: add burst and single zero dequeue functions Marvin Liu
2019-09-19 16:36     ` [dpdk-dev] [PATCH v2 13/16] vhost: optimize dequeue function of packed ring Marvin Liu
2019-09-19 16:36     ` [dpdk-dev] [PATCH v2 14/16] vhost: cache address translation result Marvin Liu
2019-09-19 16:36     ` [dpdk-dev] [PATCH v2 15/16] vhost: check whether disable software pre-fetch Marvin Liu
2019-09-19 16:36     ` [dpdk-dev] [PATCH v2 16/16] vhost: optimize packed ring dequeue when in-order Marvin Liu
2019-09-23  9:05     ` [dpdk-dev] [PATCH v2 00/16] vhost packed ring performance optimization Gavin Hu (Arm Technology China)
2019-09-23  9:29       ` Liu, Yong
2019-09-23 16:06   ` [dpdk-dev] [PATCH v1 01/14] vhost: add single packet enqueue function Stephen Hemminger
2019-09-05 16:14 ` [dpdk-dev] [PATCH v1 02/14] vhost: add burst enqueue function for packed ring Marvin Liu
     [not found]   ` <CGME20190905103107eucas1p2296feb0cc7be0538332dc698a72585bb@eucas1p2.samsung.com>
2019-09-05 10:31     ` Ilya Maximets
2019-09-06  1:42       ` Liu, Yong
2019-09-06  9:00         ` Liu, Yong
2019-09-06  9:11         ` Bruce Richardson
2019-09-06  9:23           ` Liu, Yong
2019-09-05 16:14 ` [dpdk-dev] [PATCH v1 03/14] vhost: add single packet dequeue function Marvin Liu
2019-09-05 16:14 ` [dpdk-dev] [PATCH v1 04/14] vhost: add burst " Marvin Liu
2019-09-05 16:14 ` [dpdk-dev] [PATCH v1 05/14] vhost: rename flush shadow used ring functions Marvin Liu
2019-09-05 16:14 ` [dpdk-dev] [PATCH v1 06/14] vhost: flush vhost enqueue shadow ring by burst Marvin Liu
2019-09-05 16:14 ` [dpdk-dev] [PATCH v1 07/14] vhost: add flush function for burst enqueue Marvin Liu
2019-09-05 16:14 ` [dpdk-dev] [PATCH v1 08/14] vhost: buffer vhost dequeue shadow ring Marvin Liu
2019-09-05 16:14 ` [dpdk-dev] [PATCH v1 09/14] vhost: split enqueue and dequeue flush functions Marvin Liu
2019-09-05 16:14 ` [dpdk-dev] [PATCH v1 10/14] vhost: optimize Rx function of packed ring Marvin Liu
2019-09-05 16:14 ` [dpdk-dev] [PATCH v1 11/14] vhost: add burst and single zero dequeue functions Marvin Liu
2019-09-05 16:14 ` [dpdk-dev] [PATCH v1 12/14] vhost: optimize Tx function of packed ring Marvin Liu
2019-09-05 16:14 ` [dpdk-dev] [PATCH v1 13/14] vhost: cache address translation result Marvin Liu
2019-09-05 16:14 ` [dpdk-dev] [PATCH v1 14/14] vhost: check whether disable software pre-fetch Marvin Liu

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