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librbd: save requested mirror image mode during migration prepare

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Once the migration is committed, the requested mode will be applied.

Signed-off-by: Jason Dillaman <dillaman@redhat.com>
This commit is contained in:
Jason Dillaman 2020-04-20 19:34:57 -04:00
parent 407f2e5c17
commit 25c034f0a0
1 changed files with 9 additions and 0 deletions
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9
src/librbd/api/Migration.cc
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@ -1227,6 +1227,15 @@ int Migration<I>::create_dst_image() {
ConfigProxy config{m_cct->_conf};
api::Config<I>::apply_pool_overrides(m_dst_io_ctx, &config);
uint64_t mirror_image_mode;
if (m_image_options.get(RBD_IMAGE_OPTION_MIRROR_IMAGE_MODE,
&mirror_image_mode) == 0) {
m_mirroring = true;
m_mirror_image_mode = static_cast<cls::rbd::MirrorImageMode>(
mirror_image_mode);
m_image_options.unset(RBD_IMAGE_OPTION_MIRROR_IMAGE_MODE);
}
int r;
C_SaferCond on_create;
librados::IoCtx parent_io_ctx;