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From: "Ananyev, Konstantin" <konstantin.ananyev@intel.com>
To: David Marchand <david.marchand@redhat.com>, Gavin Hu <gavin.hu@arm.com>
Cc: dev <dev@dpdk.org>, nd <nd@arm.com>,
	Thomas Monjalon <thomas@monjalon.net>,
	Stephen Hemminger <stephen@networkplumber.org>,
	Hemant Agrawal <hemant.agrawal@nxp.com>,
	Jerin Jacob Kollanukkaran <jerinj@marvell.com>,
	Pavan Nikhilesh <pbhagavatula@marvell.com>,
	"Honnappa Nagarahalli" <Honnappa.Nagarahalli@arm.com>,
	"Ruifeng Wang (Arm Technology China)" <ruifeng.wang@arm.com>,
	Phil Yang <phil.yang@arm.com>,
	Steve Capper <steve.capper@arm.com>
Subject: Re: [dpdk-dev] [PATCH v8 2/6] eal: add the APIs to wait until equal
Date: Tue, 22 Oct 2019 09:36:56 +0000	[thread overview]
Message-ID: <2601191342CEEE43887BDE71AB97725801A8C6DDF9@IRSMSX104.ger.corp.intel.com> (raw)
In-Reply-To: <CAJFAV8xeMY=4oMt0DJg9fyuceLzFJwitW37PeLc53nGxiWj6vA@mail.gmail.com>

> > The rte_wait_until_equal_xx APIs abstract the functionality of
> > 'polling for a memory location to become equal to a given value'.
> >
> > Add the RTE_ARM_USE_WFE configuration entry for aarch64, disabled
> > by default. When it is enabled, the above APIs will call WFE instruction
> > to save CPU cycles and power.
> >
> > From a VM, when calling this API on aarch64, it may trap in and out to
> > release vCPUs whereas cause high exit latency. Since kernel 4.18.20 an
> > adaptive trapping mechanism is introduced to balance the latency and
> > workload.
> >
> > Signed-off-by: Gavin Hu <gavin.hu@arm.com>
> > Reviewed-by: Ruifeng Wang <ruifeng.wang@arm.com>
> > Reviewed-by: Steve Capper <steve.capper@arm.com>
> > Reviewed-by: Ola Liljedahl <ola.liljedahl@arm.com>
> > Reviewed-by: Honnappa Nagarahalli <honnappa.nagarahalli@arm.com>
> > Reviewed-by: Phil Yang <phil.yang@arm.com>
> > Acked-by: Pavan Nikhilesh <pbhagavatula@marvell.com>
> > Acked-by: Jerin Jacob <jerinj@marvell.com>
> > ---
> >  config/arm/meson.build                             |  1 +
> >  config/common_base                                 |  5 ++
> >  .../common/include/arch/arm/rte_pause_64.h         | 26 ++++++
> >  lib/librte_eal/common/include/generic/rte_pause.h  | 93 ++++++++++++++++++++++
> >  4 files changed, 125 insertions(+)
> >
> > diff --git a/config/arm/meson.build b/config/arm/meson.build
> > index 979018e..b4b4cac 100644
> > --- a/config/arm/meson.build
> > +++ b/config/arm/meson.build
> > @@ -26,6 +26,7 @@ flags_common_default = [
> >         ['RTE_LIBRTE_AVP_PMD', false],
> >
> >         ['RTE_SCHED_VECTOR', false],
> > +       ['RTE_ARM_USE_WFE', false],
> >  ]
> >
> >  flags_generic = [
> > diff --git a/config/common_base b/config/common_base
> > index e843a21..c812156 100644
> > --- a/config/common_base
> > +++ b/config/common_base
> > @@ -111,6 +111,11 @@ CONFIG_RTE_MAX_VFIO_CONTAINERS=64
> >  CONFIG_RTE_MALLOC_DEBUG=n
> >  CONFIG_RTE_EAL_NUMA_AWARE_HUGEPAGES=n
> >  CONFIG_RTE_USE_LIBBSD=n
> > +# Use WFE instructions to implement the rte_wait_for_equal_xxx APIs,
> > +# calling these APIs put the cores in low power state while waiting
> > +# for the memory address to become equal to the expected value.
> > +# This is supported only by aarch64.
> > +CONFIG_RTE_ARM_USE_WFE=n
> >
> >  #
> >  # Recognize/ignore the AVX/AVX512 CPU flags for performance/power testing.
> > diff --git a/lib/librte_eal/common/include/arch/arm/rte_pause_64.h b/lib/librte_eal/common/include/arch/arm/rte_pause_64.h
> > index 93895d3..eb8f73e 100644
> > --- a/lib/librte_eal/common/include/arch/arm/rte_pause_64.h
> > +++ b/lib/librte_eal/common/include/arch/arm/rte_pause_64.h
> > @@ -1,5 +1,6 @@
> >  /* SPDX-License-Identifier: BSD-3-Clause
> >   * Copyright(c) 2017 Cavium, Inc
> > + * Copyright(c) 2019 Arm Limited
> >   */
> 
> Before including generic/rte_pause.h, put a check like:
> 
> #ifdef RTE_ARM_USE_WFE
> #define RTE_ARCH_HAS_WFE
> #endif
> 
> #include "generic/rte_pause.h"
> 
> >
> >  #ifndef _RTE_PAUSE_ARM64_H_
> > @@ -17,6 +18,31 @@ static inline void rte_pause(void)
> >         asm volatile("yield" ::: "memory");
> >  }
> >
> > +#ifdef RTE_ARM_USE_WFE
> > +#define sev()  { asm volatile("sev" : : : "memory") }
> > +#define wfe()  { asm volatile("wfe" : : : "memory") }
> > +
> > +#define __WAIT_UNTIL_EQUAL(type, size, addr, expected, memorder) \
> > +__rte_experimental                                             \
> 
> The experimental tag is unnecessary here.
> We only need it in the function prototype (in the generic header).
> 
> > +static __rte_always_inline void                                        \
> > +rte_wait_until_equal_##size(volatile type * addr, type expected,\
> > +int memorder)                                                  \
> > +{                                                              \
> > +       if (__atomic_load_n(addr, memorder) != expected) {      \
> > +               sev();                                                  \
> > +               do {                                                    \
> > +                       wfe();                                          \
> > +               } while (__atomic_load_n(addr, memorder) != expected);  \
> > +        }                                                              \
> > +}
> > +__WAIT_UNTIL_EQUAL(uint16_t, 16, addr, expected, memorder)
> > +__WAIT_UNTIL_EQUAL(uint32_t, 32, addr, expected, memorder)
> > +__WAIT_UNTIL_EQUAL(uint64_t, 64, addr, expected, memorder)
> > +
> > +#undef __WAIT_UNTIL_EQUAL

Might be instead of defining/undefining these macros, just
define explicitly these 3 functions?
Now they are really small, so I think it would be an easier/cleaner way.
Yes, a bit of code duplication, but as I said they are really small now.
Same thought about generic version.

> 
> Missing #undef on sev and wfe macros.

Actually should we undefine them?
Or should we add rte_ prefix (which is needed anyway I suppose)
and have them always defined?
Might be you can reuse them in other arm specific places too (spinlock, rwlock, etc.)
Actually probably it is possible to make them either emiting a proper instructions or NOP,
then you'll need RTE_ARM_USE_WFE only around these macros.

I.E

#ifdef RTE_ARM_USE_WFE
#define rte_sev()  { asm volatile("sev" : : : "memory") }
#define rte_wfe()  { asm volatile("wfe" : : : "memory") }
#else
static inline void rte_sev(void)
{
}
static inline void rte_wfe(void)
{
	rte_pause();
}
#endif

And then just one common version of _wait_ functios:

static __rte_always_inline void                                        \
rte_wait_until_equal_32(volatile type * addr, type expected, int memorder)
{                                                              \
	if (__atomic_load_n(addr, memorder) != expected) {    
		rte_sev();
		do {
	                       rte_wfe();
	              } while (__atomic_load_n(addr, memorder) != expected);
	  } 
}
 

> 
> 
> > +
> > +#endif /* RTE_ARM_USE_WFE */
> > +
> >  #ifdef __cplusplus
> >  }
> >  #endif
> > diff --git a/lib/librte_eal/common/include/generic/rte_pause.h b/lib/librte_eal/common/include/generic/rte_pause.h
> > index 52bd4db..80597a9 100644
> > --- a/lib/librte_eal/common/include/generic/rte_pause.h
> > +++ b/lib/librte_eal/common/include/generic/rte_pause.h
> > @@ -1,5 +1,6 @@
> >  /* SPDX-License-Identifier: BSD-3-Clause
> >   * Copyright(c) 2017 Cavium, Inc
> > + * Copyright(c) 2019 Arm Limited
> >   */
> >
> >  #ifndef _RTE_PAUSE_H_
> > @@ -12,6 +13,11 @@
> >   *
> >   */
> >
> > +#include <stdint.h>
> > +#include <rte_common.h>
> > +#include <rte_atomic.h>
> > +#include <rte_compat.h>
> > +
> >  /**
> >   * Pause CPU execution for a short while
> >   *
> > @@ -20,4 +26,91 @@
> >   */
> >  static inline void rte_pause(void);
> >
> > +/**
> > + * @warning
> > + * @b EXPERIMENTAL: this API may change, or be removed, without prior notice
> > + *
> > + * Wait for *addr to be updated with a 16-bit expected value, with a relaxed
> > + * memory ordering model meaning the loads around this API can be reordered.
> > + *
> > + * @param addr
> > + *  A pointer to the memory location.
> > + * @param expected
> > + *  A 16-bit expected value to be in the memory location.
> > + * @param memorder
> > + *  Two different memory orders that can be specified:
> > + *  __ATOMIC_ACQUIRE and __ATOMIC_RELAXED. These map to
> > + *  C++11 memory orders with the same names, see the C++11 standard or
> > + *  the GCC wiki on atomic synchronization for detailed definition.
> > + */
> > +__rte_experimental
> > +static __rte_always_inline void
> > +rte_wait_until_equal_16(volatile uint16_t *addr, uint16_t expected,
> > +int memorder);
> > +
> > +/**
> > + * @warning
> > + * @b EXPERIMENTAL: this API may change, or be removed, without prior notice
> > + *
> > + * Wait for *addr to be updated with a 32-bit expected value, with a relaxed
> > + * memory ordering model meaning the loads around this API can be reordered.
> > + *
> > + * @param addr
> > + *  A pointer to the memory location.
> > + * @param expected
> > + *  A 32-bit expected value to be in the memory location.
> > + * @param memorder
> > + *  Two different memory orders that can be specified:
> > + *  __ATOMIC_ACQUIRE and __ATOMIC_RELAXED. These map to
> > + *  C++11 memory orders with the same names, see the C++11 standard or
> > + *  the GCC wiki on atomic synchronization for detailed definition.
> > + */
> > +__rte_experimental
> > +static __rte_always_inline void
> > +rte_wait_until_equal_32(volatile uint32_t *addr, uint32_t expected,
> > +int memorder);
> > +
> > +/**
> > + * @warning
> > + * @b EXPERIMENTAL: this API may change, or be removed, without prior notice
> > + *
> > + * Wait for *addr to be updated with a 64-bit expected value, with a relaxed
> > + * memory ordering model meaning the loads around this API can be reordered.
> > + *
> > + * @param addr
> > + *  A pointer to the memory location.
> > + * @param expected
> > + *  A 64-bit expected value to be in the memory location.
> > + * @param memorder
> > + *  Two different memory orders that can be specified:
> > + *  __ATOMIC_ACQUIRE and __ATOMIC_RELAXED. These map to
> > + *  C++11 memory orders with the same names, see the C++11 standard or
> > + *  the GCC wiki on atomic synchronization for detailed definition.
> > + */
> > +__rte_experimental
> > +static __rte_always_inline void
> > +rte_wait_until_equal_64(volatile uint64_t *addr, uint64_t expected,
> > +int memorder);
> > +
> 
> Here, change this check to:
> 
> #ifndef RTE_ARCH_HAS_WFE
> 
> 
> > +#ifndef RTE_ARM_USE_WFE

Might be something arch neutral in name here?
RTE_WAIT_UNTIL_EQUAL_ARCH_DEFINED or so?

> > +#define __WAIT_UNTIL_EQUAL(type, size, addr, expected, memorder) \
> > +__rte_experimental \
> > +static __rte_always_inline void                                        \
> > +rte_wait_until_equal_##size(volatile type * addr, type expected,\
> > +int memorder)                                                  \
> > +{                                                              \
> > +       if (__atomic_load_n(addr, memorder) != expected) {      \
> > +               do {                                                    \
> > +                       rte_pause();                                    \
> > +               } while (__atomic_load_n(addr, memorder) != expected);  \
> > +       }                                                               \
> > +}
> > +__WAIT_UNTIL_EQUAL(uint16_t, 16, addr, expected, memorder)
> > +__WAIT_UNTIL_EQUAL(uint32_t, 32, addr, expected, memorder)
> > +__WAIT_UNTIL_EQUAL(uint64_t, 64, addr, expected, memorder)
> > +
> > +#undef __WAIT_UNTIL_EQUAL
> > +
> > +#endif /* RTE_ARM_USE_WFE */
> > +
> >  #endif /* _RTE_PAUSE_H_ */
> > --
> > 2.7.4
> >
> 
> Thanks.
> 
> --
> David Marchand


  reply	other threads:[~2019-10-22  9:37 UTC|newest]

Thread overview: 168+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-30 16:21 [dpdk-dev] [RFC 0/5] use WFE for locks and ring on aarch64 Gavin Hu
2019-06-30 16:21 ` [dpdk-dev] [RFC 1/5] eal: add the APIs to wait until equal Gavin Hu
2019-06-30 20:27   ` Stephen Hemminger
2019-07-01  7:16     ` Gavin Hu (Arm Technology China)
2019-07-01  7:43       ` Thomas Monjalon
2019-07-02 14:07         ` Gavin Hu (Arm Technology China)
2019-07-01  9:58   ` Pavan Nikhilesh Bhagavatula
2019-07-02 14:08     ` Gavin Hu (Arm Technology China)
2019-06-30 16:21 ` [dpdk-dev] [RFC 2/5] ticketlock: use new API to reduce contention on aarch64 Gavin Hu
2019-06-30 16:21 ` [dpdk-dev] [RFC 3/5] ring: use wfe to wait for ring tail update " Gavin Hu
2019-06-30 16:21 ` [dpdk-dev] [RFC 4/5] spinlock: use wfe to reduce contention " Gavin Hu
2019-06-30 16:21 ` [dpdk-dev] [RFC 5/5] config: add WFE config entry for aarch64 Gavin Hu
2019-06-30 20:29 ` [dpdk-dev] [RFC 0/5] use WFE for locks and ring on aarch64 Stephen Hemminger
2019-07-01  9:12   ` Gavin Hu (Arm Technology China)
2019-07-03  8:58 ` [dpdk-dev] [RFC v2 " Gavin Hu
2019-07-03  8:58 ` [dpdk-dev] [RFC v2 1/5] eal: add the APIs to wait until equal Gavin Hu
2019-07-20  6:46   ` [dpdk-dev] [EXT] " Pavan Nikhilesh Bhagavatula
2019-07-03  8:58 ` [dpdk-dev] [RFC v2 2/5] ticketlock: use new API to reduce contention on aarch64 Gavin Hu
2019-07-20  6:57   ` Pavan Nikhilesh Bhagavatula
2019-07-03  8:58 ` [dpdk-dev] [RFC v2 3/5] ring: use wfe to wait for ring tail update " Gavin Hu
2019-07-03  8:58 ` [dpdk-dev] [RFC v2 4/5] spinlock: use wfe to reduce contention " Gavin Hu
2019-07-20  6:59   ` Pavan Nikhilesh Bhagavatula
2019-07-03  8:58 ` [dpdk-dev] [RFC v2 5/5] config: add WFE config entry for aarch64 Gavin Hu
2019-07-20  7:03   ` Pavan Nikhilesh Bhagavatula
2019-07-23 15:47     ` Gavin Hu (Arm Technology China)
2019-07-23 15:43 ` [dpdk-dev] [PATCH v3 0/5] use WFE for locks and ring on aarch64 Gavin Hu
2019-07-23 19:15   ` Honnappa Nagarahalli
2019-07-23 21:27     ` Thomas Monjalon
2019-07-24  2:44       ` Honnappa Nagarahalli
2019-07-24  7:43         ` Thomas Monjalon
2019-07-23 15:43 ` [dpdk-dev] [PATCH v3 1/5] eal: add the APIs to wait until equal Gavin Hu
2019-07-24 11:52   ` [dpdk-dev] [EXT] " Jerin Jacob Kollanukkaran
2019-07-24 18:10     ` Gavin Hu (Arm Technology China)
2019-07-23 15:43 ` [dpdk-dev] [PATCH v3 2/5] ticketlock: use new API to reduce contention on aarch64 Gavin Hu
2019-07-23 15:43 ` [dpdk-dev] [PATCH v3 3/5] ring: use wfe to wait for ring tail update " Gavin Hu
2019-07-23 15:43 ` [dpdk-dev] [PATCH v3 4/5] spinlock: use wfe to reduce contention " Gavin Hu
2019-07-24 12:17   ` [dpdk-dev] [EXT] " Jerin Jacob Kollanukkaran
2019-07-23 15:43 ` [dpdk-dev] [PATCH v3 5/5] config: add WFE config entry for aarch64 Gavin Hu
2019-07-23 18:05   ` Stephen Hemminger
2019-07-23 19:10     ` Honnappa Nagarahalli
2019-07-24 17:59       ` Gavin Hu (Arm Technology China)
2019-07-24 12:25   ` [dpdk-dev] [EXT] " Jerin Jacob Kollanukkaran
2019-08-22  6:12 ` [dpdk-dev] [PATCH v4 0/6] use WFE for locks and ring on aarch64 Gavin Hu
2019-10-16  8:08   ` David Marchand
2019-10-24 20:26     ` David Christensen
2019-08-22  6:12 ` [dpdk-dev] [PATCH v4 1/6] bus/fslmc: fix the conflicting dmb function Gavin Hu
2019-08-22  6:12 ` [dpdk-dev] [PATCH v4 2/6] eal: add the APIs to wait until equal Gavin Hu
2019-09-11 12:26   ` Jerin Jacob
2019-09-12  8:25     ` Gavin Hu (Arm Technology China)
2019-08-22  6:12 ` [dpdk-dev] [PATCH v4 3/6] ticketlock: use new API to reduce contention on aarch64 Gavin Hu
2019-08-22  6:12 ` [dpdk-dev] [PATCH v4 4/6] ring: use wfe to wait for ring tail update " Gavin Hu
2019-08-22  6:12 ` [dpdk-dev] [PATCH v4 5/6] spinlock: use wfe to reduce contention " Gavin Hu
     [not found]   ` <CY4PR1801MB1863AF9695BB10930E817D78DEB00@CY4PR1801MB1863.namprd18.prod.outlook.com>
     [not found]     ` <VI1PR08MB5376BEBCC1FD1E03F0B8A8848FB00@VI1PR08MB5376.eurprd08.prod.outlook.com>
2019-09-14 15:21       ` [dpdk-dev] [EXT] " Gavin Hu (Arm Technology China)
2019-08-22  6:12 ` [dpdk-dev] [PATCH v4 6/6] config: add WFE config entry for aarch64 Gavin Hu
2019-09-12 11:24 ` [dpdk-dev] [PATCH v5 0/8] use WFE " Gavin Hu
2019-09-12 11:24 ` [dpdk-dev] [PATCH v5 1/8] config: add WFE config entry " Gavin Hu
2019-09-12 15:48   ` Jerin Jacob
2019-09-13 16:01     ` Gavin Hu (Arm Technology China)
2019-09-12 11:24 ` [dpdk-dev] [PATCH v5 2/8] bus/fslmc: fix the conflicting dmb function Gavin Hu
2019-09-12 11:24 ` [dpdk-dev] [PATCH v5 3/8] eal: add the APIs to wait until equal Gavin Hu
2019-09-12 16:11   ` Jerin Jacob
2019-09-13 17:05     ` Gavin Hu (Arm Technology China)
2019-09-12 11:24 ` [dpdk-dev] [PATCH v5 4/8] spinlock: use wfe to reduce contention on aarch64 Gavin Hu
2019-09-12 11:24 ` [dpdk-dev] [PATCH v5 5/8] ticketlock: use new API " Gavin Hu
2019-09-12 16:14   ` Jerin Jacob
2019-09-12 11:24 ` [dpdk-dev] [PATCH v5 6/8] ring: use wfe to wait for ring tail update " Gavin Hu
2019-09-12 11:24 ` [dpdk-dev] [PATCH v5 7/8] net/thunderx: use new API to save cycles " Gavin Hu
2019-09-12 16:15   ` Jerin Jacob
2019-09-12 11:24 ` [dpdk-dev] [PATCH v5 8/8] event/opdl: " Gavin Hu
2019-09-12 16:16   ` Jerin Jacob
2019-09-14 14:59 ` [dpdk-dev] [PATCH v6 0/7] use WFE for aarch64 Gavin Hu
2019-09-26 13:41   ` Jerin Jacob
2019-09-27  5:45     ` Gavin Hu (Arm Technology China)
2019-09-14 14:59 ` [dpdk-dev] [PATCH v6 1/7] bus/fslmc: fix the conflicting dmb function Gavin Hu
2019-09-14 14:59 ` [dpdk-dev] [PATCH v6 2/7] eal: add the APIs to wait until equal Gavin Hu
2019-09-14 14:59 ` [dpdk-dev] [PATCH v6 3/7] spinlock: use wfe to reduce contention on aarch64 Gavin Hu
2019-09-14 14:59 ` [dpdk-dev] [PATCH v6 4/7] ticketlock: use new API " Gavin Hu
2019-09-14 14:59 ` [dpdk-dev] [PATCH v6 5/7] ring: use wfe to wait for ring tail update " Gavin Hu
2019-09-14 14:59 ` [dpdk-dev] [PATCH v6 6/7] net/thunderx: use new API to save cycles " Gavin Hu
2019-09-14 14:59 ` [dpdk-dev] [PATCH v6 7/7] event/opdl: " Gavin Hu
2019-09-27  5:41 ` [dpdk-dev] [PATCH v7 0/7] use WFE for aarch64 Gavin Hu
2019-10-17 18:37   ` David Marchand
2019-09-27  5:41 ` [dpdk-dev] [PATCH v7 1/7] bus/fslmc: fix the conflicting dmb function Gavin Hu
2019-09-27  8:24   ` Hemant Agrawal
2019-10-17 15:06   ` David Marchand
2019-09-27  5:41 ` [dpdk-dev] [PATCH v7 2/7] eal: add the APIs to wait until equal Gavin Hu
2019-09-27 11:03   ` Jerin Jacob
2019-10-17 13:14   ` Ananyev, Konstantin
2019-10-21  7:21     ` Gavin Hu (Arm Technology China)
2019-10-17 15:45   ` David Marchand
2019-10-21  7:38     ` Gavin Hu (Arm Technology China)
2019-10-21 19:17       ` David Marchand
2019-10-17 16:44   ` Ananyev, Konstantin
2019-10-23 16:20     ` Gavin Hu (Arm Technology China)
2019-10-23 16:29       ` Gavin Hu (Arm Technology China)
2019-10-24 10:21         ` Ananyev, Konstantin
2019-10-24 10:52           ` Gavin Hu (Arm Technology China)
2019-09-27  5:41 ` [dpdk-dev] [PATCH v7 3/7] spinlock: use wfe to reduce contention on aarch64 Gavin Hu
2019-10-17 18:27   ` David Marchand
2019-10-18  5:45     ` Gavin Hu (Arm Technology China)
2019-10-21  7:27     ` Gavin Hu (Arm Technology China)
2019-09-27  5:41 ` [dpdk-dev] [PATCH v7 4/7] ticketlock: use new API " Gavin Hu
2019-09-27  5:41 ` [dpdk-dev] [PATCH v7 5/7] ring: use wfe to wait for ring tail update " Gavin Hu
2019-09-27  5:41 ` [dpdk-dev] [PATCH v7 6/7] net/thunderx: use new API to save cycles " Gavin Hu
2019-09-27  5:41 ` [dpdk-dev] [PATCH v7 7/7] event/opdl: " Gavin Hu
2019-10-21  9:47 ` [dpdk-dev] [PATCH v8 0/6] use WFE for aarch64 Gavin Hu
2019-10-21  9:47 ` [dpdk-dev] [PATCH v8 1/6] bus/fslmc: fix the conflicting dmb function Gavin Hu
2019-10-21 19:00   ` David Marchand
2019-10-21  9:47 ` [dpdk-dev] [PATCH v8 2/6] eal: add the APIs to wait until equal Gavin Hu
2019-10-21 19:19   ` David Marchand
2019-10-22  9:36     ` Ananyev, Konstantin [this message]
2019-10-22 10:17       ` David Marchand
2019-10-22 16:05         ` Gavin Hu (Arm Technology China)
2019-10-22 16:03       ` Gavin Hu (Arm Technology China)
2019-10-21  9:47 ` [dpdk-dev] [PATCH v8 3/6] spinlock: use wfe to reduce contention on aarch64 Gavin Hu
2019-10-21  9:47 ` [dpdk-dev] [PATCH v8 4/6] ticketlock: use new API " Gavin Hu
2019-10-21  9:47 ` [dpdk-dev] [PATCH v8 5/6] net/thunderx: use new API to save cycles " Gavin Hu
2019-10-21  9:47 ` [dpdk-dev] [PATCH v8 6/6] event/opdl: " Gavin Hu
2019-10-24 10:42 ` [dpdk-dev] [PATCH v9 0/5] use WFE for aarch64 Gavin Hu
2019-10-24 10:42 ` [dpdk-dev] [PATCH v9 1/5] bus/fslmc: fix the conflicting dmb function Gavin Hu
2019-10-24 10:42 ` [dpdk-dev] [PATCH v9 2/5] eal: add the APIs to wait until equal Gavin Hu
2019-10-24 13:52   ` Ananyev, Konstantin
2019-10-24 13:57     ` Ananyev, Konstantin
2019-10-24 17:00     ` Gavin Hu (Arm Technology China)
2019-10-24 10:42 ` [dpdk-dev] [PATCH v9 3/5] ticketlock: use new API to reduce contention on aarch64 Gavin Hu
2019-10-24 10:42 ` [dpdk-dev] [PATCH v9 4/5] net/thunderx: use new API to save cycles " Gavin Hu
2019-10-24 10:42 ` [dpdk-dev] [PATCH v9 5/5] event/opdl: " Gavin Hu
2019-10-25 15:39 ` [dpdk-dev] [PATCH v10 0/5] use WFE for aarch64 Gavin Hu
2019-10-25 15:39 ` [dpdk-dev] [PATCH v10 1/5] bus/fslmc: fix the conflicting dmb function Gavin Hu
2019-10-25 15:39 ` [dpdk-dev] [PATCH v10 2/5] eal: add the APIs to wait until equal Gavin Hu
2019-10-25 17:27   ` Ananyev, Konstantin
2019-10-27 13:03     ` Gavin Hu (Arm Technology China)
2019-10-25 15:39 ` [dpdk-dev] [PATCH v10 3/5] ticketlock: use new API to reduce contention on aarch64 Gavin Hu
2019-10-25 15:39 ` [dpdk-dev] [PATCH v10 4/5] net/thunderx: use new API to save cycles " Gavin Hu
2019-10-25 15:39 ` [dpdk-dev] [PATCH v10 5/5] event/opdl: " Gavin Hu
2019-10-27 12:52 ` [dpdk-dev] [PATCH v11 0/5] use WFE for aarch64 Gavin Hu
2019-10-27 12:52 ` [dpdk-dev] [PATCH v11 1/5] bus/fslmc: fix the conflicting dmb function Gavin Hu
2019-10-27 12:52 ` [dpdk-dev] [PATCH v11 2/5] eal: add the APIs to wait until equal Gavin Hu
2019-10-27 20:49   ` David Marchand
2019-10-28  5:08     ` Gavin Hu (Arm Technology China)
2019-10-27 22:19   ` Ananyev, Konstantin
2019-10-28  5:04     ` Gavin Hu (Arm Technology China)
2019-10-27 12:52 ` [dpdk-dev] [PATCH v11 3/5] ticketlock: use new API to reduce contention on aarch64 Gavin Hu
2019-10-27 12:52 ` [dpdk-dev] [PATCH v11 4/5] net/thunderx: use new API to save cycles " Gavin Hu
2019-10-27 12:52 ` [dpdk-dev] [PATCH v11 5/5] event/opdl: " Gavin Hu
2019-11-04 15:32 ` [dpdk-dev] [PATCH v12 0/5] use WFE for aarch64 Gavin Hu
2019-11-04 15:32 ` [dpdk-dev] [PATCH v12 1/5] bus/fslmc: fix the conflicting dmb function Gavin Hu
2019-11-04 15:32 ` [dpdk-dev] [PATCH v12 2/5] eal: add the APIs to wait until equal Gavin Hu
2019-11-07 15:03   ` Ananyev, Konstantin
2019-11-04 15:32 ` [dpdk-dev] [PATCH v12 3/5] ticketlock: use new API to reduce contention on aarch64 Gavin Hu
2019-11-04 15:32 ` [dpdk-dev] [PATCH v12 4/5] net/thunderx: use new API to save cycles " Gavin Hu
2019-11-04 15:32 ` [dpdk-dev] [PATCH v12 5/5] event/opdl: " Gavin Hu
2019-11-07 21:35 ` [dpdk-dev] [PATCH v13 0/5] use WFE for aarch64 David Marchand
2019-11-07 21:35   ` [dpdk-dev] [PATCH v13 1/5] bus/fslmc: fix the conflicting dmb function David Marchand
2019-12-10  6:13     ` Honnappa Nagarahalli
2019-11-07 21:35   ` [dpdk-dev] [PATCH v13 2/5] eal: add the APIs to wait until equal David Marchand
2019-11-08 16:38     ` Ananyev, Konstantin
2019-11-08 17:00       ` Thomas Monjalon
2019-11-08 18:36         ` Ananyev, Konstantin
2019-11-11  5:11           ` Jerin Jacob
2019-11-11  5:51             ` Gavin Hu (Arm Technology China)
2019-12-10  7:51               ` Honnappa Nagarahalli
2020-01-16 21:38                 ` David Marchand
2020-01-17  2:46                   ` Gavin Hu
2019-11-07 21:35   ` [dpdk-dev] [PATCH v13 3/5] ticketlock: use new API to reduce contention on aarch64 David Marchand
2019-11-07 21:35   ` [dpdk-dev] [PATCH v13 4/5] net/thunderx: use new API to save cycles " David Marchand
2019-11-07 21:35   ` [dpdk-dev] [PATCH v13 5/5] event/opdl: " David Marchand
2020-01-17 11:15   ` [dpdk-dev] [PATCH v13 0/5] use WFE for aarch64 David Marchand

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