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[174.93.89.182]) by smtp.gmail.com with ESMTPSA id z37sm399902qth.87.2021.02.17.08.31.07 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 17 Feb 2021 08:31:07 -0800 (PST) From: Peter Xu To: linux-kernel@vger.kernel.org, linux-mm@kvack.org Cc: peterx@redhat.com, Axel Rasmussen , Andrew Morton , Matthew Wilcox , Mike Rapoport , "Kirill A . Shutemov" , Andrea Arcangeli , Mike Kravetz Subject: [PATCH 3/4] mm/hugetlb: Move flush_hugetlb_tlb_range() into hugetlb.h Date: Wed, 17 Feb 2021 11:31:01 -0500 Message-Id: <20210217163102.13436-4-peterx@redhat.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210217163102.13436-1-peterx@redhat.com> References: <20210217163102.13436-1-peterx@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Prepare for it to be called outside of mm/hugetlb.c. Reviewed-by: Mike Kravetz Signed-off-by: Peter Xu --- include/linux/hugetlb.h | 8 ++++++++ mm/hugetlb.c | 8 -------- 2 files changed, 8 insertions(+), 8 deletions(-) diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h index bc86f2f516e7..3b4104021dd3 100644 --- a/include/linux/hugetlb.h +++ b/include/linux/hugetlb.h @@ -952,4 +952,12 @@ static inline __init void hugetlb_cma_check(void) bool want_pmd_share(struct vm_area_struct *vma, unsigned long addr); +#ifndef __HAVE_ARCH_FLUSH_HUGETLB_TLB_RANGE +/* + * ARCHes with special requirements for evicting HUGETLB backing TLB entries can + * implement this. + */ +#define flush_hugetlb_tlb_range(vma, addr, end) flush_tlb_range(vma, addr, end) +#endif + #endif /* _LINUX_HUGETLB_H */ diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 8e8e2f3dfe06..f53a0b852ed8 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -4965,14 +4965,6 @@ long follow_hugetlb_page(struct mm_struct *mm, struct vm_area_struct *vma, return i ? i : err; } -#ifndef __HAVE_ARCH_FLUSH_HUGETLB_TLB_RANGE -/* - * ARCHes with special requirements for evicting HUGETLB backing TLB entries can - * implement this. - */ -#define flush_hugetlb_tlb_range(vma, addr, end) flush_tlb_range(vma, addr, end) -#endif - unsigned long hugetlb_change_protection(struct vm_area_struct *vma, unsigned long address, unsigned long end, pgprot_t newprot) { -- 2.26.2