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8d9e51c084
Soft lockups could happen when multiple threads trying to get zrl on the same dnode handle in order to allocate and initialize the dnode marked as DN_SLOT_ALLOCATED. Don't loop from beginning when we can't get zrl, otherwise we would increase the zrl refcount and nobody can actually lock it. Reviewed by: Tom Caputi <tcaputi@datto.com> Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov> Signed-off-by: Li Dongyang <dongyangli@ddn.com> Closes #8433 |
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| .. | ||
| linux | ||
| spl | ||
| sys | ||
| .gitignore | ||
| libnvpair.h | ||
| libuutil_common.h | ||
| libuutil_impl.h | ||
| libuutil.h | ||
| libzfs_core.h | ||
| libzfs_impl.h | ||
| libzfs.h | ||
| libzutil.h | ||
| Makefile.am | ||
| thread_pool.h | ||
| zfeature_common.h | ||
| zfs_comutil.h | ||
| zfs_deleg.h | ||
| zfs_fletcher.h | ||
| zfs_namecheck.h | ||
| zfs_prop.h | ||