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From: "Krzysztof Wilczyński" <kw@linux.com>
To: Christophe Leroy <christophe.leroy@csgroup.eu>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>,
	Paul Mackerras <paulus@samba.org>,
	Michael Ellerman <mpe@ellerman.id.au>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linuxppc-dev@lists.ozlabs.org" <linuxppc-dev@lists.ozlabs.org>,
	Toan Le <toan@os.amperecomputing.com>,
	"linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>
Subject: Re: [PATCH 1/2] sizes.h: Add SZ_1T macro
Date: Wed, 8 Dec 2021 22:19:13 +0100	[thread overview]
Message-ID: <YbEhUeUy7PlOk2iR@rocinante> (raw)
In-Reply-To: <b03f5cf556f1a89ccb4d7ae2f56414520cfd9209.1638973836.git.christophe.leroy@csgroup.eu>

Hello Christophe,

> Today drivers/pci/controller/pci-xgene.c defines SZ_1T
> 
> Move it into linux/sizes.h so that it can be re-used elsewhere.

Sounds like a good idea!

By the way, there was an earlier version of this patch, did something
happened?  I think you simply extracted these changes from the other
series, correct?

> diff --git a/drivers/pci/controller/pci-xgene.c b/drivers/pci/controller/pci-xgene.c
> index 56d0d50338c8..716dcab5ca47 100644
> --- a/drivers/pci/controller/pci-xgene.c
> +++ b/drivers/pci/controller/pci-xgene.c
> @@ -49,7 +49,6 @@
>  #define EN_REG				0x00000001
>  #define OB_LO_IO			0x00000002
>  #define XGENE_PCIE_DEVICEID		0xE004
> -#define SZ_1T				(SZ_1G*1024ULL)
>  #define PIPE_PHY_RATE_RD(src)		((0xc000 & (u32)(src)) >> 0xe)
>  
>  #define XGENE_V1_PCI_EXP_CAP		0x40
> diff --git a/include/linux/sizes.h b/include/linux/sizes.h
> index 1ac79bcee2bb..84aa448d8bb3 100644
> --- a/include/linux/sizes.h
> +++ b/include/linux/sizes.h
> @@ -47,6 +47,8 @@
>  #define SZ_8G				_AC(0x200000000, ULL)
>  #define SZ_16G				_AC(0x400000000, ULL)
>  #define SZ_32G				_AC(0x800000000, ULL)
> +
> +#define SZ_1T				_AC(0x10000000000, ULL)
>  #define SZ_64T				_AC(0x400000000000, ULL)
>  
>  #endif /* __LINUX_SIZES_H__ */

Thank you!

Reviewed-by: Krzysztof Wilczyński <kw@linux.com>

	Krzysztof

  parent reply	other threads:[~2021-12-08 21:19 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-12-08 14:32 [PATCH 1/2] sizes.h: Add SZ_1T macro Christophe Leroy
2021-12-08 14:32 ` [PATCH 2/2] powerpc: Simplify and move arch_randomize_brk() Christophe Leroy
2021-12-16 19:21   ` Christophe Leroy
2021-12-08 21:19 ` Krzysztof Wilczyński [this message]
2021-12-16 14:23   ` [PATCH 1/2] sizes.h: Add SZ_1T macro Christophe Leroy
2021-12-15 20:42 ` Bjorn Helgaas

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