On Tue, 2019-04-02 at 20:47:22 UTC, Andrey Abramov wrote: > Replace relaswap with built-in one, because relaswap > does a simple byte to byte swap. > > Since Spectre mitigations have made indirect function calls more > expensive, and the default simple byte copies swap is implemented > without them, an "optimized" custom swap function is now > a waste of time as well as code. > > Signed-off-by: Andrey Abramov <st5pub@xxxxxxxxx> > Reviewed by: George Spelvin <lkml@xxxxxxx> > Acked-by: Michael Ellerman <mpe@xxxxxxxxxxxxxx> (powerpc) Applied to powerpc next, thanks. https://git.kernel.org/powerpc/c/bac7ca7b985b72873bd4ac2553b13b5af5b1f08a cheers ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/
Re: [PATCH v3 2/5] powerpc: module_[32|64].c: replace swap function with built-in one
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- Subject: Re: [PATCH v3 2/5] powerpc: module_[32|64].c: replace swap function with built-in one
- From: Michael Ellerman <patch-notifications@xxxxxxxxxxxxxx>
- Date: Tue, 9 Jun 2020 15:58:30 +1000 (AEST)
- Cc: malat <malat@xxxxxxxxxx>, "yamada.masahiro" <yamada.masahiro@xxxxxxxxxxxxx>, npiggin <npiggin@xxxxxxxxx>
- In-reply-to: <994931554238042@iva8-b333b7f98ab0.qloud-c.yandex.net>
- References:
- [PATCH v3 2/5] powerpc: module_[32|64].c: replace swap function with built-in one
- From: Andrey Abramov
- [PATCH v3 2/5] powerpc: module_[32|64].c: replace swap function with built-in one
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