Messages in this thread | | | Date | Wed, 27 Mar 2013 09:57:46 +0900 | Subject | Re: [PATCH 2/4] f2fs: do not skip writing file meta during fsync | From | Namjae Jeon <> |
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2013/3/27, Jaegeuk Kim <jaegeuk.kim@samsung.com>: > 2013-03-26 (화), 09:48 +0900, Namjae Jeon: >> 2013/3/25, Jaegeuk Kim <jaegeuk.kim@samsung.com>: >> > This patch removes data_version check flow during the fsync call. >> > The original purpose for the use of data_version was to avoid writng >> > inode >> > pages redundantly by the fsync calls repeatedly. >> Hi Jaegeuk. >> > However, when user can modify file meta and then call fsync, we should >> > not >> > skip fsync procedure. >> I have a question. >> Which case does user can directly modify meta ? Recovery tool ? > > The meta means the inode information like atime, mtime, size, and so on, > which can be modified by setattr() or something other vfs apis. > Thanks, I understood. Thanks for your explanation :) One more,, When inode state is !(inode->i_state & I_DIRTY)), We don't need to skip ?
Thanks. > >> >> Thanks. >> >> > So, let's remove this condition check and hope that user triggers in >> > right >> > manner. >> > >> > Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com> >> -- >> 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/ > > -- > Jaegeuk Kim > Samsung > -- 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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