Message ID | da29d71e-111-65d5-eb7f-5ad97e406e70@google.com (mailing list archive) |
---|---|
State | Awaiting Upstream |
Headers | show
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[172.10.233.147]) by smtp.gmail.com with ESMTPSA id z184-20020a8189c1000000b00560beb1c97bsm948270ywf.97.2023.05.09.22.04.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 09 May 2023 22:04:50 -0700 (PDT) Date: Tue, 9 May 2023 22:04:46 -0700 (PDT) From: Hugh Dickins <hughd@google.com> X-X-Sender: hugh@ripple.attlocal.net To: Andrew Morton <akpm@linux-foundation.org> cc: Mike Kravetz <mike.kravetz@oracle.com>, Mike Rapoport <rppt@kernel.org>, "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>, Matthew Wilcox <willy@infradead.org>, David Hildenbrand <david@redhat.com>, Suren Baghdasaryan <surenb@google.com>, Qi Zheng <zhengqi.arch@bytedance.com>, Russell King <linux@armlinux.org.uk>, Catalin Marinas <catalin.marinas@arm.com>, Will Deacon <will@kernel.org>, Geert Uytterhoeven <geert@linux-m68k.org>, Greg Ungerer <gerg@linux-m68k.org>, Michal Simek <monstr@monstr.eu>, Thomas Bogendoerfer <tsbogend@alpha.franken.de>, Helge Deller <deller@gmx.de>, John David Anglin <dave.anglin@bell.net>, "Aneesh Kumar K.V" <aneesh.kumar@linux.ibm.com>, Michael Ellerman <mpe@ellerman.id.au>, Alexandre Ghiti <alexghiti@rivosinc.com>, Palmer Dabbelt <palmer@dabbelt.com>, Heiko Carstens <hca@linux.ibm.com>, Christian Borntraeger <borntraeger@linux.ibm.com>, Claudio Imbrenda <imbrenda@linux.ibm.com>, John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de>, "David S. Miller" <davem@davemloft.net>, Chris Zankel <chris@zankel.net>, Max Filippov <jcmvbkbc@gmail.com>, x86@kernel.org, linux-arm-kernel@lists.infradead.org, linux-ia64@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-mips@vger.kernel.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH 18/23] sparc/hugetlb: pte_alloc_huge() pte_offset_huge() In-Reply-To: <77a5d8c-406b-7068-4f17-23b7ac53bc83@google.com> Message-ID: <da29d71e-111-65d5-eb7f-5ad97e406e70@google.com> References: <77a5d8c-406b-7068-4f17-23b7ac53bc83@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Precedence: bulk List-ID: <linux-parisc.vger.kernel.org> X-Mailing-List: linux-parisc@vger.kernel.org |
Series |
arch: allow pte_offset_map[_lock]() to fail
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expand
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diff --git a/arch/sparc/mm/hugetlbpage.c b/arch/sparc/mm/hugetlbpage.c index d8e0e3c7038d..d7018823206c 100644 --- a/arch/sparc/mm/hugetlbpage.c +++ b/arch/sparc/mm/hugetlbpage.c @@ -298,7 +298,7 @@ pte_t *huge_pte_alloc(struct mm_struct *mm, struct vm_area_struct *vma, return NULL; if (sz >= PMD_SIZE) return (pte_t *)pmd; - return pte_alloc_map(mm, pmd, addr); + return pte_alloc_huge(mm, pmd, addr); } pte_t *huge_pte_offset(struct mm_struct *mm, @@ -325,7 +325,7 @@ pte_t *huge_pte_offset(struct mm_struct *mm, return NULL; if (is_hugetlb_pmd(*pmd)) return (pte_t *)pmd; - return pte_offset_map(pmd, addr); + return pte_offset_huge(pmd, addr); } void set_huge_pte_at(struct mm_struct *mm, unsigned long addr,
pte_alloc_map() expects to be followed by pte_unmap(), but hugetlb omits that: to keep balance in future, use the recently added pte_alloc_huge() instead; with pte_offset_huge() a better name for pte_offset_kernel(). Signed-off-by: Hugh Dickins <hughd@google.com> --- arch/sparc/mm/hugetlbpage.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)