Linux.yyz.us: Serial ATA (SATA) Linux Software Status Report

[ Thanks to Jeff Garzik for this link. ]

"The 'ATA host state machine,' the core of the entire driver, is considered production-stable.

"The error handling is very simple, but at this stage that is an advantage. Error handling code anywhere is inevitably both complex and sorely under-tested. libata error handling is intentionally simple. Positives: Easy to review and verify correctness. Never data corruption. Negatives: if an error occurs, libata will simply send the error back the block layer. There are limited retries by the block layer, depending on the type of error, but there is never a bus reset..."

Complete Story

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