Re: reiser4: FITRIM ioctl -- how to grab the space?

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On 08/01/2014 12:03 AM, Edward Shishkin wrote:
grab_space() is only for processes which require disk space (including
wandered blocks). For example ->read() modifies a superblock (atime),


^superblock^ stat_data (on-disk inode)


which should be written via journal. So ->read() grab 1 block, etc.


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