Messages in this thread | | | Date | Wed, 5 Jan 2022 21:19:12 +0800 | Subject | Re: [f2fs-dev] [PATCH 3/6] f2fs: do not expose unwritten blocks to user by DIO | From | Chao Yu <> |
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On 2022/1/5 5:24, Jaegeuk Kim wrote: > DIO preallocates physical blocks before writing data, but if an error occurrs > or power-cut happens, we can see block contents from the disk. This patch tries > to fix it by 1) turning to buffered writes for DIO into holes, 2) truncating > unwritten blocks from error or power-cut. > > Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Reviewed-by: Chao Yu <chao@kernel.org>
Thanks,
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