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Hi, On 2002.10.08 Robert Love wrote: >Attached patch implements an O_STREAMING file I/O flag which enables >manual drop-behind of pages. > >If the file has O_STREAMING set then the user has explicitly said "this >is streaming data, I know I will not revisit this, do not cache >anything". So we drop pages from the pagecache before our current >index. We have to fiddle a bit to get writes working since we do >write-behind but the logic is there and it works. > Sorry if this is a newbie question, but, does glibc pass flags blindly to the syscal ?? Ie, I do not need to rebuild glibc to use this in open(), fcntl() and so on, just I can make sure that bit 04000000 is set in the flags. TIA -- J.A. Magallon <jamagallon@able.es> \ Software is like sex: werewolf.able.es \ It's better when it's free Mandrake Linux release 9.0 (dolphin) for i586 Linux 2.4.20-pre9-jam1 (gcc 3.2 (Mandrake Linux 9.0 3.2-1mdk)) - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.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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