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Date: Wed, 8 May 2013 09:59:11 +0900 From: "Chanho Min" <chanho.min@....com> To: anish singh <anish198519851985@...il.com> Cc: Andrew Morton <akpm@...ux-foundation.org>, Nadia Yvette Chambers <nyc@...omorphy.com>, Jiri Kosina <jkosina@...e.cz>, Joe Perches <joe@...ches.com>, linux-kernel-mail <linux-kernel@...r.kernel.org> Subject: Re : Re: [PATCH RESEND v3] bitmap: speed up bitmap_find_free_region >> Test case 1: order is 0. all bits are one except that last one bit is zero. >> before patch: 29727 ns >> after patch: 2349 ns >How did you find out this time?Can you please post your code >for that? I used local_clock(), But, It may be more proper way for each system. before = local_clock(); bitmap_find_free_region(bitmap, 1024,0); after = local_clock(); Chanho Min, -- 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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