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powerpc/vmemmap: Don't warn if we don't find a mapping vmemmap list entry

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Now that we are handling vmemmap list allocation failure correctly, don't
WARN in section deactivate when we don't find a mapping vmemmap list entry.

Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200731113500.248306-2-aneesh.kumar@linux.ibm.com
This commit is contained in:
Aneesh Kumar K.V 2020-07-31 17:05:00 +05:30 committed by Michael Ellerman
parent ccaea15296
commit 1c0a7ac0ec
1 changed files with 1 additions and 3 deletions
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4
arch/powerpc/mm/init_64.c
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@ -285,10 +285,8 @@ static unsigned long vmemmap_list_free(unsigned long start)
vmem_back_prev = vmem_back;
}
if (unlikely(!vmem_back)) {
WARN_ON(1);
if (unlikely(!vmem_back))
return 0;
}
/* remove it from vmemmap_list */
if (vmem_back == vmemmap_list) /* remove head */