From: Jerin Jacob Kollanukkaran <jerinj@marvell.com>
To: Phil Yang <phil.yang@arm.com>, "dev@dpdk.org" <dev@dpdk.org>
Cc: "thomas@monjalon.net" <thomas@monjalon.net>,
"gage.eads@intel.com" <gage.eads@intel.com>,
"hemant.agrawal@nxp.com" <hemant.agrawal@nxp.com>,
"Honnappa.Nagarahalli@arm.com" <Honnappa.Nagarahalli@arm.com>,
"gavin.hu@arm.com" <gavin.hu@arm.com>, "nd@arm.com" <nd@arm.com>
Subject: Re: [dpdk-dev] [EXT] [PATCH v6 1/3] eal/arm64: add 128-bit atomic compare exchange
Date: Mon, 22 Jul 2019 16:57:27 +0000 [thread overview]
Message-ID: <BYAPR18MB242492253092754CCD0C9E7BC8C40@BYAPR18MB2424.namprd18.prod.outlook.com> (raw)
In-Reply-To: <1563812554-7061-1-git-send-email-phil.yang@arm.com>
> -----Original Message-----
> From: Phil Yang <phil.yang@arm.com>
> Sent: Monday, July 22, 2019 9:53 PM
> To: dev@dpdk.org
> Cc: thomas@monjalon.net; Jerin Jacob Kollanukkaran <jerinj@marvell.com>;
> gage.eads@intel.com; hemant.agrawal@nxp.com;
> Honnappa.Nagarahalli@arm.com; gavin.hu@arm.com; nd@arm.com
> Subject: [EXT] [PATCH v6 1/3] eal/arm64: add 128-bit atomic compare
> exchange
>
> Add 128-bit atomic compare exchange on aarch64.
>
> Suggested-by: Jerin Jacob <jerinj@marvell.com>
> Signed-off-by: Phil Yang <phil.yang@arm.com>
> Tested-by: Honnappa Nagarahalli <honnappa.nagarahalli@arm.com>
> Reviewed-by: Honnappa Nagarahalli <honnappa.nagarahalli@arm.com>
>
> ---
> diff --git a/config/common_base b/config/common_base index
> 8ef75c2..de6d1e0 100644
> --- a/config/common_base
> +++ b/config/common_base
> @@ -82,6 +82,8 @@ CONFIG_RTE_MAX_LCORE=128
> CONFIG_RTE_MAX_NUMA_NODES=8
> CONFIG_RTE_MAX_HEAPS=32
> CONFIG_RTE_MAX_MEMSEG_LISTS=64
Add new line here.
> +# Use LSE ATOMIC instructions
I think, you can change the comment to "Use ARM LSE ATOMIC instructions"
> +CONFIG_RTE_ARM_FEATURE_ATOMICS=n
This patches series has following check patch warning. Please fix it
With above fixes you can add my acked-by in 1/3 and 3/3 patches in next revision.
I think, you can ignore following warning.
WARNING:MACRO_WITH_FLOW_CONTROL: Macros with flow control statements should be avoided
[master]dell[dpdk.org] $ ./devtools/checkpatches.sh
### eal/arm64: add 128-bit atomic compare exchange
WARNING:LONG_LINE: line over 80 characters
#103: FILE: lib/librte_eal/common/include/arch/arm/rte_atomic_64.h:60:
+ rte_int128_t updated) \
WARNING:LONG_LINE: line over 80 characters
#108: FILE: lib/librte_eal/common/include/arch/arm/rte_atomic_64.h:65:
+ */ \
WARNING:LINE_CONTINUATIONS: Avoid unnecessary line continuations
#108: FILE: lib/librte_eal/common/include/arch/arm/rte_atomic_64.h:65:
+ */ \
WARNING:LONG_LINE: line over 80 characters
#109: FILE: lib/librte_eal/common/include/arch/arm/rte_atomic_64.h:66:
+ register uint64_t x0 __asm("x0") = (uint64_t)old.val[0]; \
WARNING:LONG_LINE: line over 80 characters
#110: FILE: lib/librte_eal/common/include/arch/arm/rte_atomic_64.h:67:
+ register uint64_t x1 __asm("x1") = (uint64_t)old.val[1]; \
WARNING:LONG_LINE: line over 80 characters
#111: FILE: lib/librte_eal/common/include/arch/arm/rte_atomic_64.h:68:
+ register uint64_t x2 __asm("x2") = (uint64_t)updated.val[0]; \
WARNING:LONG_LINE: line over 80 characters
#112: FILE: lib/librte_eal/common/include/arch/arm/rte_atomic_64.h:69:
+ register uint64_t x3 __asm("x3") = (uint64_t)updated.val[1]; \
WARNING:LONG_LINE: line over 80 characters
#113: FILE: lib/librte_eal/common/include/arch/arm/rte_atomic_64.h:70:
+ asm volatile( \
WARNING:LONG_LINE: line over 80 characters
#115: FILE: lib/librte_eal/common/include/arch/arm/rte_atomic_64.h:72:
+ : [old0] "+r" (x0), \
WARNING:LONG_LINE: line over 80 characters
#116: FILE: lib/librte_eal/common/include/arch/arm/rte_atomic_64.h:73:
+ [old1] "+r" (x1) \
WARNING:LONG_LINE: line over 80 characters
#118: FILE: lib/librte_eal/common/include/arch/arm/rte_atomic_64.h:75:
+ [upd1] "r" (x3), \
WARNING:LONG_LINE: line over 80 characters
#119: FILE: lib/librte_eal/common/include/arch/arm/rte_atomic_64.h:76:
+ [dst] "r" (dst) \
WARNING:LONG_LINE: line over 80 characters
#120: FILE: lib/librte_eal/common/include/arch/arm/rte_atomic_64.h:77:
+ : "memory"); \
WARNING:LONG_LINE: line over 80 characters
#121: FILE: lib/librte_eal/common/include/arch/arm/rte_atomic_64.h:78:
+ old.val[0] = x0; \
WARNING:LONG_LINE: line over 80 characters
#122: FILE: lib/librte_eal/common/include/arch/arm/rte_atomic_64.h:79:
+ old.val[1] = x1; \
WARNING:LONG_LINE: line over 80 characters
#123: FILE: lib/librte_eal/common/include/arch/arm/rte_atomic_64.h:80:
+ return old; \
WARNING:LONG_LINE: line over 80 characters
#135: FILE: lib/librte_eal/common/include/arch/arm/rte_atomic_64.h:92:
+ rte_int128_t ret; \
WARNING:LONG_LINE: line over 80 characters
#136: FILE: lib/librte_eal/common/include/arch/arm/rte_atomic_64.h:93:
+ asm volatile( \
WARNING:LONG_LINE: line over 80 characters
#138: FILE: lib/librte_eal/common/include/arch/arm/rte_atomic_64.h:95:
+ : "=&r" (ret.val[0]), \
WARNING:LONG_LINE: line over 80 characters
#139: FILE: lib/librte_eal/common/include/arch/arm/rte_atomic_64.h:96:
+ "=&r" (ret.val[1]) \
WARNING:LONG_LINE: line over 80 characters
#140: FILE: lib/librte_eal/common/include/arch/arm/rte_atomic_64.h:97:
+ : "Q" (src->val[0]) \
WARNING:LONG_LINE: line over 80 characters
next prev parent reply other threads:[~2019-07-22 16:57 UTC|newest]
Thread overview: 88+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-23 2:41 [dpdk-dev] [PATCH v1 " Phil Yang
2019-06-23 2:41 ` [dpdk-dev] [PATCH v1 2/3] test/atomic: add 128b compare and swap test Phil Yang
2019-06-23 2:41 ` [dpdk-dev] [PATCH v1 3/3] eal/stack: enable lock-free stack for aarch64 Phil Yang
2019-06-23 3:15 ` [dpdk-dev] [PATCH v2 1/3] eal/arm64: add 128-bit atomic compare exchange Phil Yang
2019-06-23 3:15 ` [dpdk-dev] [PATCH v2 2/3] test/atomic: add 128b compare and swap test Phil Yang
2019-06-24 15:09 ` Eads, Gage
2019-06-24 15:29 ` Phil Yang (Arm Technology China)
2019-06-23 3:15 ` [dpdk-dev] [PATCH v2 3/3] eal/stack: enable lock-free stack for aarch64 Phil Yang
2019-06-24 15:15 ` Eads, Gage
2019-06-24 15:22 ` Phil Yang (Arm Technology China)
2019-06-24 14:46 ` [dpdk-dev] [PATCH v2 1/3] eal/arm64: add 128-bit atomic compare exchange Eads, Gage
2019-06-24 15:35 ` Phil Yang (Arm Technology China)
2019-06-28 8:11 ` [dpdk-dev] [PATCH v3 " Phil Yang
2019-06-28 8:11 ` [dpdk-dev] [PATCH v3 2/3] test/atomic: add 128b compare and swap test Phil Yang
2019-06-29 0:17 ` Eads, Gage
2019-07-19 4:03 ` [dpdk-dev] [EXT] " Jerin Jacob Kollanukkaran
2019-06-28 8:11 ` [dpdk-dev] [PATCH v3 3/3] eal/stack: enable lock-free stack for aarch64 Phil Yang
2019-06-29 0:18 ` Eads, Gage
2019-07-19 4:18 ` [dpdk-dev] [EXT] " Jerin Jacob Kollanukkaran
2019-07-19 4:42 ` Eads, Gage
2019-07-19 5:02 ` Jerin Jacob Kollanukkaran
2019-07-19 5:15 ` Phil Yang (Arm Technology China)
2019-07-03 12:25 ` [dpdk-dev] [EXT] [PATCH v3 1/3] eal/arm64: add 128-bit atomic compare exchange Jerin Jacob Kollanukkaran
2019-07-03 13:07 ` Jerin Jacob Kollanukkaran
2019-07-05 4:20 ` Honnappa Nagarahalli
2019-07-05 4:37 ` Pavan Nikhilesh Bhagavatula
2019-07-09 9:27 ` Phil Yang (Arm Technology China)
2019-07-09 11:14 ` Jerin Jacob Kollanukkaran
2019-07-19 6:24 ` Jerin Jacob Kollanukkaran
2019-07-19 11:01 ` Phil Yang (Arm Technology China)
2019-07-19 12:35 ` Jerin Jacob Kollanukkaran
2019-07-19 13:56 ` Phil Yang (Arm Technology China)
2019-07-19 14:50 ` Eads, Gage
2019-07-22 8:44 ` [dpdk-dev] [PATCH v4 " Phil Yang
2019-07-22 8:44 ` [dpdk-dev] [PATCH v4 2/3] test/atomic: add 128b compare and swap test Phil Yang
2019-07-22 8:44 ` [dpdk-dev] [PATCH v4 3/3] eal/stack: enable lock-free stack for aarch64 Phil Yang
2019-07-22 10:22 ` [dpdk-dev] [EXT] " Jerin Jacob Kollanukkaran
2019-07-22 11:51 ` Phil Yang (Arm Technology China)
2019-07-22 10:20 ` [dpdk-dev] [EXT] [PATCH v4 1/3] eal/arm64: add 128-bit atomic compare exchange Jerin Jacob Kollanukkaran
2019-07-22 11:50 ` Phil Yang (Arm Technology China)
2019-07-22 13:06 ` [dpdk-dev] [PATCH v5 " Phil Yang
2019-07-22 13:06 ` [dpdk-dev] [PATCH v5 2/3] test/atomic: add 128b compare and swap test Phil Yang
2019-07-22 13:06 ` [dpdk-dev] [PATCH v5 3/3] eal/stack: enable lock-free stack for aarch64 Phil Yang
2019-07-22 14:14 ` [dpdk-dev] [EXT] " Jerin Jacob Kollanukkaran
2019-07-22 15:19 ` Phil Yang (Arm Technology China)
2019-07-22 14:34 ` [dpdk-dev] " Eads, Gage
2019-07-22 14:43 ` Phil Yang (Arm Technology China)
2019-07-22 14:19 ` [dpdk-dev] [EXT] [PATCH v5 1/3] eal/arm64: add 128-bit atomic compare exchange Jerin Jacob Kollanukkaran
2019-07-22 16:23 ` Phil Yang (Arm Technology China)
2019-07-22 16:22 ` [dpdk-dev] [PATCH v6 " Phil Yang
2019-07-22 16:22 ` [dpdk-dev] [PATCH v6 2/3] test/atomic: add 128b compare and swap test Phil Yang
2019-07-22 16:22 ` [dpdk-dev] [PATCH v6 3/3] eal/stack: enable lock-free stack for aarch64 Phil Yang
2019-07-22 16:59 ` [dpdk-dev] [EXT] " Jerin Jacob Kollanukkaran
2019-07-22 16:57 ` Jerin Jacob Kollanukkaran [this message]
2019-07-23 3:28 ` [dpdk-dev] [EXT] [PATCH v6 1/3] eal/arm64: add 128-bit atomic compare exchange Phil Yang (Arm Technology China)
2019-07-23 7:09 ` Jerin Jacob Kollanukkaran
2019-07-23 7:53 ` Phil Yang (Arm Technology China)
2019-07-23 5:57 ` [dpdk-dev] [PATCH v7 " Phil Yang
2019-07-23 5:57 ` [dpdk-dev] [PATCH v7 2/3] test/atomic: add 128b compare and swap test Phil Yang
2019-07-23 5:57 ` [dpdk-dev] [PATCH v7 3/3] eal/stack: enable lock-free stack for aarch64 Phil Yang
2019-07-23 7:05 ` [dpdk-dev] [PATCH v8 1/3] eal/arm64: add 128-bit atomic compare exchange jerinj
2019-07-23 7:05 ` [dpdk-dev] [PATCH v8 2/3] test/atomic: add 128b compare and swap test jerinj
2019-07-23 7:05 ` [dpdk-dev] [PATCH v8 3/3] eal/stack: enable lock-free stack for aarch64 jerinj
2019-08-14 8:27 ` [dpdk-dev] [PATCH v9 1/3] eal/arm64: add 128-bit atomic compare exchange Phil Yang
2019-08-14 8:27 ` [dpdk-dev] [PATCH v9 2/3] test/atomic: add 128b compare and swap test Phil Yang
2019-10-14 15:45 ` David Marchand
2019-10-15 11:32 ` Phil Yang (Arm Technology China)
2019-08-14 8:27 ` [dpdk-dev] [PATCH v9 3/3] eal/stack: enable lock-free stack for aarch64 Phil Yang
2019-10-14 15:45 ` David Marchand
2019-10-15 11:32 ` Phil Yang (Arm Technology China)
2019-10-14 15:43 ` [dpdk-dev] [PATCH v9 1/3] eal/arm64: add 128-bit atomic compare exchange David Marchand
2019-10-15 11:32 ` Phil Yang (Arm Technology China)
2019-10-15 12:16 ` David Marchand
2019-10-16 9:04 ` Phil Yang (Arm Technology China)
2019-10-17 12:45 ` David Marchand
2019-10-15 11:38 ` [dpdk-dev] [PATCH v10 " Phil Yang
2019-10-15 11:38 ` [dpdk-dev] [PATCH v10 2/3] test/atomic: add 128b compare and swap test Phil Yang
2019-10-15 11:38 ` [dpdk-dev] [PATCH v10 3/3] eal/stack: enable lock-free stack for aarch64 Phil Yang
2019-10-18 11:21 ` [dpdk-dev] [PATCH v11 1/3] eal/arm64: add 128-bit atomic compare exchange Phil Yang
2019-10-18 11:21 ` [dpdk-dev] [PATCH v11 2/3] test/atomic: add 128b compare and swap test Phil Yang
2019-10-21 8:25 ` David Marchand
2019-10-18 11:21 ` [dpdk-dev] [PATCH v11 3/3] eal/stack: enable lock-free stack for aarch64 Phil Yang
2019-10-21 8:26 ` David Marchand
2019-10-18 14:16 ` [dpdk-dev] [PATCH v11 1/3] eal/arm64: add 128-bit atomic compare exchange David Marchand
2019-10-18 14:24 ` Jerin Jacob
2019-10-18 14:33 ` David Marchand
2019-10-18 14:36 ` Jerin Jacob
2019-10-21 8:24 ` David Marchand
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