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Date: Thu, 12 Jul 2012 19:13:44 +0900 From: OGAWA Hirofumi <hirofumi@...l.parknet.co.jp> To: Namjae Jeon <linkinjeon@...il.com> Cc: akpm@...ux-foundation.org, linux-kernel@...r.kernel.org, Ravishankar N <cyberax82@...il.com>, Amit Sahrawat <amit.sahrawat83@...il.com> Subject: Re: [PATCH] fat: Support fallocate on fat. Namjae Jeon <linkinjeon@...il.com> writes: >> I guess, if Windows truncates the above clusters than file size, it may >> be prefer to truncate on linux too. We really need it over umount? >> We never know the file whether corrupted or preallocated. >> >> And at least for now, it would be better to put under CONFIG_FAT_FALLOC >> or such, and warn it as unofficial way to preallocation on the >> explanation of CONFIG_FAT_FALLOC. >> >> Sorry, I'm still not reviewing the detail of code yet, like locking. And >> I'm still not convinced whether we should add this hack (unofficial way)... > Hi OGAWA. > Sorry for late response. > Currently I am looking for best solution for fallocate support. > next patch will be upated like the following. > 1. There is no security bug. > 2. Fix issue takes long time while preallocating. > 3. No compatibility issue. > Let' discuss after seeing next version's patch again. Sure, thanks. -- OGAWA Hirofumi <hirofumi@...l.parknet.co.jp> -- 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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