Sorry for my poor English. And I used wrong mail address. (2012/03/22 13:36), ANEZAKI, Akira wrote: > 3.2.x kernel sometimes breaks metadata and I have to fix them. I feel it > strange and cannot understand that the kernel sometimes breaks > metadatas/superblocks of RAIDs/file systems those don't include any HDDs > those don't connected to any PMP. ... the kernel sometimes breaks metadata/superblock of RAID/file system. The kernel may break them even if those don't include a HDD that is connected to a PMP. is correct. Akira -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html