在 7/1/2025 9:56 PM, Jonathan Cameron 写道:
On Tue, 24 Jun 2025 07:33:49 +
Dongsheng Yang wrote:
This patch introduces *backing_dev.{c,h}*, a self-contained layer that
handles all interaction with the *backing block device* where cache
write-back and cache-miss reads are serviced. Isolatin
On Tue, 24 Jun 2025 07:33:49 +
Dongsheng Yang wrote:
> This patch introduces *backing_dev.{c,h}*, a self-contained layer that
> handles all interaction with the *backing block device* where cache
> write-back and cache-miss reads are serviced. Isolating this logic
> keeps the core dm-pcache
This patch introduces *backing_dev.{c,h}*, a self-contained layer that
handles all interaction with the *backing block device* where cache
write-back and cache-miss reads are serviced. Isolating this logic
keeps the core dm-pcache code free of low-level bio plumbing.
* Device setup / teardown
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