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Re: [PATCH v2 2/3] powerpc: get hugetlbpage handling more generic

From "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
Newsgroups linux.kernel
Subject Re: [PATCH v2 2/3] powerpc: get hugetlbpage handling more generic
Date 2016-09-19 08:00 +0200
Message-ID <siZMu-1sT-7@gated-at.bofh.it> (permalink)
References <shW4h-1Eu-7@gated-at.bofh.it> <shW4h-1Eu-17@gated-at.bofh.it>
Organization linux.* mail to news gateway

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Christophe Leroy <christophe.leroy@c-s.fr> writes:
> +#else
> +static void hugepd_free(struct mmu_gather *tlb, void *hugepte)
> +{
> +	BUG();
> +}
> +
>  #endif


I was expecting that BUG will get removed in the next patch. But I don't
see it in the next patch. Considering

@@ -475,11 +453,10 @@ static void free_hugepd_range(struct mmu_gather *tlb, hugepd_t *hpdp, int pdshif
        for (i = 0; i < num_hugepd; i++, hpdp++)
                hpdp->pd = 0;

-#ifdef CONFIG_PPC_FSL_BOOK3E
-	hugepd_free(tlb, hugepte);
-#else
-	pgtable_free_tlb(tlb, hugepte, pdshift - shift);
-#endif
+	if (shift >= pdshift)
+		hugepd_free(tlb, hugepte);
+	else
+		pgtable_free_tlb(tlb, hugepte, pdshift - shift);
 }

What is that I am missing ?

-aneesh

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[PATCH v2 0/3] powerpc: implementation of huge pages for 8xx Christophe Leroy <christophe.leroy@c-s.fr> - 2016-09-16 09:50 +0200
  [PATCH v2 1/3] powerpc: port 64 bits pgtable_cache to 32 bits Christophe Leroy <christophe.leroy@c-s.fr> - 2016-09-16 09:50 +0200
    Re: [PATCH v2 1/3] powerpc: port 64 bits pgtable_cache to 32 bits "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> - 2016-09-19 07:30 +0200
      Re: [PATCH v2 1/3] powerpc: port 64 bits pgtable_cache to 32 bits christophe leroy <christophe.leroy@c-s.fr> - 2016-09-19 20:50 +0200
  [PATCH v2 2/3] powerpc: get hugetlbpage handling more generic Christophe Leroy <christophe.leroy@c-s.fr> - 2016-09-16 09:50 +0200
    Re: [PATCH v2 2/3] powerpc: get hugetlbpage handling more generic "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> - 2016-09-19 07:50 +0200
      Re: [PATCH v2 2/3] powerpc: get hugetlbpage handling more generic christophe leroy <christophe.leroy@c-s.fr> - 2016-09-19 20:40 +0200
        Re: [PATCH v2 2/3] powerpc: get hugetlbpage handling more generic "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> - 2016-09-20 04:50 +0200
      Re: [PATCH v2 2/3] powerpc: get hugetlbpage handling more generic Christophe Leroy <christophe.leroy@c-s.fr> - 2016-09-21 08:20 +0200
    Re: [PATCH v2 2/3] powerpc: get hugetlbpage handling more generic "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> - 2016-09-19 08:00 +0200
      Re: [PATCH v2 2/3] powerpc: get hugetlbpage handling more generic christophe leroy <christophe.leroy@c-s.fr> - 2016-09-19 20:40 +0200
        Re: [PATCH v2 2/3] powerpc: get hugetlbpage handling more generic "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com> - 2016-09-20 04:30 +0200
          Re: [PATCH v2 2/3] powerpc: get hugetlbpage handling more generic Christophe Leroy <christophe.leroy@c-s.fr> - 2016-09-20 07:30 +0200

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