On Tue, 03/24 11:34, Paolo Bonzini wrote: > > > On 24/03/2015 11:16, Fam Zheng wrote: > > If issued right after link down, "blockdev --rereadpt" will be stuck for a > > while and then return normally. Although the underlying capacity and partition > > table are not correctly updated. And it means that userspace can't detect the > > error at all. > > > > Fix this by propargating the error of "read capacity" command through the > > stack, so that the ioctl could fail with -EIO. > > > > Fam Zheng (3): > > block: Return error in rescan_partitions if revalidating disk failed > > sd: Return error in sd_revalidate_disk if read capacity failed > > sd: Return -EIO if read capacity failed > > > > block/partition-generic.c | 6 +++--- > > drivers/scsi/sd.c | 22 +++++++++++++--------- > > 2 files changed, 16 insertions(+), 12 deletions(-) > > > > Reviewed-by: Paolo Bonzini <pbonzini@xxxxxxxxxx> > > Though patch 3 could be seen as a change in userspace ABI, so I'm less > sure about it. > The changed -EINVAL's are not to userspace before this series, so I think it is OK. Thanks for reviewing. Fam -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
