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Date: Tue, 15 Jul 2014 23:02:24 +0200 From: Richard Weinberger <richard@....at> To: Andrew Morton <akpm@...ux-foundation.org> CC: Fabian Frederick <fabf@...net.be>, LKML <linux-kernel@...r.kernel.org>, Artem Bityutskiy <dedekind1@...il.com>, Adrian Hunter <adrian.hunter@...el.com>, "linux-mtd@...ts.infradead.org" <linux-mtd@...ts.infradead.org> Subject: Re: [PATCH 1/1] fs/ubifs/super.c: replace seq_printf by seq_puts Am 15.07.2014 22:59, schrieb Andrew Morton: > On Tue, 15 Jul 2014 22:10:24 +0200 Richard Weinberger <richard.weinberger@...il.com> wrote: > >> On Tue, Jul 15, 2014 at 9:26 PM, Fabian Frederick <fabf@...net.be> wrote: >>> Fix checkpatch warnings: >>> "WARNING: Prefer seq_puts to seq_printf" >> >> Can you explain why seq_puts() is preferred over seq_printf()? > > - puts is presumably faster > > - puts doesn't go rogue if you accidentally pass it a "%". > > - this patch actually made fs/ubifs/super.o 12 bytes smaller. > Perhaps because seq_printf() is a varargs function, forcing the > caller to pass args on the stack instead of in registers. This needs to go into the commit message. :-) Thanks, //richard -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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