QEMU has provided QMP blockdev-reopen to allow reconfigure some driver properties while virtual machine is running. Such properties are including cachmode, detect-zeroes and discard. This PS modifies update-device a little bit to allow updating those properties.
ushen (1): WIP: allow update more disk properties src/qemu/qemu_block.c | 2 +- src/qemu/qemu_block.h | 5 +++++ src/qemu/qemu_domain.c | 2 -- src/qemu/qemu_driver.c | 17 +++++++++++++++++ 4 files changed, 23 insertions(+), 3 deletions(-) -- 2.17.1
