linux-kernel - RE: [PATCH v2 13/13] asm-generic: simplify asm/unaligned.h

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Message-ID: <4e815e094eea410e88747a74c81953b1@AcuMS.aculab.com>
Date:   Fri, 14 May 2021 10:35:52 +0000
From:   David Laight <David.Laight@...LAB.COM>
To:     'Arnd Bergmann' <arnd@...nel.org>,
        "linux-arch@...r.kernel.org" <linux-arch@...r.kernel.org>
CC:     Linus Torvalds <torvalds@...ux-foundation.org>,
        Vineet Gupta <vgupta@...opsys.com>,
        Arnd Bergmann <arnd@...db.de>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH v2 13/13] asm-generic: simplify asm/unaligned.h

From: Arnd Bergmann
> Sent: 14 May 2021 11:01
> 
> The get_unaligned()/put_unaligned() implementations are much more complex
> than necessary, now that all architectures use the same code.
...
> This new version does allow aggregate types into get_unaligned(), which
> was not the original goal but might come in handy.

Adding '* 1' to the value would stop that and shouldn't add any code.
Although you might want to cast back to the original type to
avoid 'short' being converted to 'int'.

	David

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