Lines Matching refs:era
4 dm-era is a target that behaves similar to the linear target. In
6 defined period of time called an 'era'. Each era target instance
7 maintains the current era as a monotonically increasing 32-bit
17 era <metadata dev> <origin dev> <block size>
32 Possibly move to a new era. You shouldn't assume the era has
34 current era via the status line.
50 <current era> <held metadata root | '-'>
56 current era : The current era
70 - Send a checkpoint message to the era target
71 - Make a note of the current era in its status line
72 - Take vendor snapshot (the era and snapshot should be forever
82 by checking each block's era
89 The target uses a bitset to record writes in the current era. It also
90 has a spare bitset ready for switching over to a new era. Other than
99 block is performed. As such dm-era should not be effected by a hard