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Thu, 23 Sep 2021 08:15:12 +0000 Subject: Re: [PATCH 3/3] memblock: cleanup memblock_free interface To: Mike Rapoport , Linus Torvalds Cc: Andrew Morton , devicetree@vger.kernel.org, iommu@lists.linux-foundation.org, kasan-dev@googlegroups.com, kvm@vger.kernel.org, linux-alpha@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-efi@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-um@lists.infradead.org, linux-usb@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, sparclinux@vger.kernel.org, xen-devel@lists.xenproject.org, Mike Rapoport References: <20210923074335.12583-1-rppt@kernel.org> <20210923074335.12583-4-rppt@kernel.org> From: Juergen Gross Message-ID: <60c0d0f9-e4c6-ef66-b85b-0d091f8cba15@suse.com> Date: Thu, 23 Sep 2021 10:15:11 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.12.0 MIME-Version: 1.0 In-Reply-To: <20210923074335.12583-4-rppt@kernel.org> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="zppOVwffTjZ5Oe49Vq0wbEbRvLUF4dOID" X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: 2C3A0801A8A7 X-Stat-Signature: 89k3qzr4mphgkjbhj1t6bfwjxgrfrbrc Authentication-Results: imf06.hostedemail.com; dkim=pass header.d=suse.com header.s=susede1 header.b=dQkZNFnV; spf=pass (imf06.hostedemail.com: domain of jgross@suse.com designates 195.135.220.29 as permitted sender) smtp.mailfrom=jgross@suse.com; dmarc=pass (policy=quarantine) header.from=suse.com X-HE-Tag: 1632384913-761588 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --zppOVwffTjZ5Oe49Vq0wbEbRvLUF4dOID Content-Type: multipart/mixed; boundary="AxmgW1XtM0JJFTzWHwG0o4gfWFl7DFvoM"; protected-headers="v1" From: Juergen Gross To: Mike Rapoport , Linus Torvalds Cc: Andrew Morton , devicetree@vger.kernel.org, iommu@lists.linux-foundation.org, kasan-dev@googlegroups.com, kvm@vger.kernel.org, linux-alpha@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-efi@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mips@vger.kernel.org, linux-mm@kvack.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-um@lists.infradead.org, linux-usb@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, sparclinux@vger.kernel.org, xen-devel@lists.xenproject.org, Mike Rapoport Message-ID: <60c0d0f9-e4c6-ef66-b85b-0d091f8cba15@suse.com> Subject: Re: [PATCH 3/3] memblock: cleanup memblock_free interface References: <20210923074335.12583-1-rppt@kernel.org> <20210923074335.12583-4-rppt@kernel.org> In-Reply-To: <20210923074335.12583-4-rppt@kernel.org> --AxmgW1XtM0JJFTzWHwG0o4gfWFl7DFvoM Content-Type: multipart/mixed; boundary="------------CFB99E0866EE66F8CFC01FC3" Content-Language: en-US This is a multi-part message in MIME format. --------------CFB99E0866EE66F8CFC01FC3 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: quoted-printable On 23.09.21 09:43, Mike Rapoport wrote: > From: Mike Rapoport >=20 > For ages memblock_free() interface dealt with physical addresses even > despite the existence of memblock_alloc_xx() functions that return a > virtual pointer. >=20 > Introduce memblock_phys_free() for freeing physical ranges and repurpos= e > memblock_free() to free virtual pointers to make the following pairing > abundantly clear: >=20 > int memblock_phys_free(phys_addr_t base, phys_addr_t size); > phys_addr_t memblock_phys_alloc(phys_addr_t base, phys_addr_t size); >=20 > void *memblock_alloc(phys_addr_t size, phys_addr_t align); > void memblock_free(void *ptr, size_t size); >=20 > Replace intermediate memblock_free_ptr() with memblock_free() and drop > unnecessary aliases memblock_free_early() and memblock_free_early_nid()= =2E >=20 > Suggested-by: Linus Torvalds > Signed-off-by: Mike Rapoport arch/x86/xen/ parts: Reviewed-by: Juergen Gross Juergen --------------CFB99E0866EE66F8CFC01FC3 Content-Type: application/pgp-keys; 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