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/openbmc/linux/arch/powerpc/kernel/
H A Dcacheinfo.hd4aa219a Tue Jun 11 23:45:04 CDT 2019 Nathan Lynch <nathanl@linux.ibm.com> powerpc/cacheinfo: add cacheinfo_teardown, cacheinfo_rebuild

Allow external callers to force the cacheinfo code to release all its
references to cache nodes, e.g. before processing device tree updates
post-migration, and to rebuild the hierarchy afterward.

CPU online/offline must be blocked by callers; enforce this.

Fixes: 410bccf97881 ("powerpc/pseries: Partition migration in the kernel")
Signed-off-by: Nathan Lynch <nathanl@linux.ibm.com>
Reviewed-by: Gautham R. Shenoy <ego@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
d4aa219a Tue Jun 11 23:45:04 CDT 2019 Nathan Lynch <nathanl@linux.ibm.com> powerpc/cacheinfo: add cacheinfo_teardown, cacheinfo_rebuild

Allow external callers to force the cacheinfo code to release all its
references to cache nodes, e.g. before processing device tree updates
post-migration, and to rebuild the hierarchy afterward.

CPU online/offline must be blocked by callers; enforce this.

Fixes: 410bccf97881 ("powerpc/pseries: Partition migration in the kernel")
Signed-off-by: Nathan Lynch <nathanl@linux.ibm.com>
Reviewed-by: Gautham R. Shenoy <ego@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
H A Dcacheinfo.cd4aa219a Tue Jun 11 23:45:04 CDT 2019 Nathan Lynch <nathanl@linux.ibm.com> powerpc/cacheinfo: add cacheinfo_teardown, cacheinfo_rebuild

Allow external callers to force the cacheinfo code to release all its
references to cache nodes, e.g. before processing device tree updates
post-migration, and to rebuild the hierarchy afterward.

CPU online/offline must be blocked by callers; enforce this.

Fixes: 410bccf97881 ("powerpc/pseries: Partition migration in the kernel")
Signed-off-by: Nathan Lynch <nathanl@linux.ibm.com>
Reviewed-by: Gautham R. Shenoy <ego@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
d4aa219a Tue Jun 11 23:45:04 CDT 2019 Nathan Lynch <nathanl@linux.ibm.com> powerpc/cacheinfo: add cacheinfo_teardown, cacheinfo_rebuild

Allow external callers to force the cacheinfo code to release all its
references to cache nodes, e.g. before processing device tree updates
post-migration, and to rebuild the hierarchy afterward.

CPU online/offline must be blocked by callers; enforce this.

Fixes: 410bccf97881 ("powerpc/pseries: Partition migration in the kernel")
Signed-off-by: Nathan Lynch <nathanl@linux.ibm.com>
Reviewed-by: Gautham R. Shenoy <ego@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>