From mboxrd@z Thu Jan 1 00:00:00 1970 From: akpm@linux-foundation.org Subject: [merged] mm-remove-the-prot-argument-from-vm_map_ram.patch removed from -mm tree Date: Tue, 02 Jun 2020 14:42:12 -0700 Message-ID: <20200602214212.JcFEkXgOS%akpm@linux-foundation.org> Reply-To: linux-kernel@vger.kernel.org Return-path: Received: from mail.kernel.org ([198.145.29.99]:56742 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728226AbgFBVmO (ORCPT ); Tue, 2 Jun 2020 17:42:14 -0400 Sender: mm-commits-owner@vger.kernel.org List-Id: mm-commits@vger.kernel.org To: airlied@linux.ie, benh@kernel.crashing.org, borntraeger@de.ibm.com, catalin.marinas@arm.com, christophe.leroy@c-s.fr, daniel.vetter@ffwll.ch, daniel@ffwll.ch, gor@linux.ibm.com, gregkh@linuxfoundation.org, haiyangz@microsoft.com, hannes@cmpxchg.org, hch@lst.de, heiko.carstens@de.ibm.com, kys@microsoft.com, labbott@redhat.com, mark.rutland@arm.com, mikelley@microsoft.com, minchan@kernel.org, mm-commits@vger.kernel.org, ngupta@vflare.org, paulus@ozlabs.org, peterz@infradead.org, robin.murphy@arm.com, sakari.ailus@linux.intel.com, sthemmin@microsoft.com, sumit.semwal@linaro.org, wei.liu@kernel.org, will@kernel.org, xiang@kernel.org The patch titled Subject: mm: remove the prot argument from vm_map_ram has been removed from the -mm tree. Its filename was mm-remove-the-prot-argument-from-vm_map_ram.patch This patch was dropped because it was merged into mainline or a subsystem tree ------------------------------------------------------ From: Christoph Hellwig Subject: mm: remove the prot argument from vm_map_ram This is always PAGE_KERNEL - for long term mappings with other properties vmap should be used. Link: http://lkml.kernel.org/r/20200414131348.444715-19-hch@lst.de Signed-off-by: Christoph Hellwig Acked-by: Peter Zijlstra (Intel) Cc: Christian Borntraeger Cc: Christophe Leroy Cc: Daniel Vetter Cc: Daniel Vetter Cc: David Airlie Cc: Gao Xiang Cc: Greg Kroah-Hartman Cc: Haiyang Zhang Cc: Johannes Weiner Cc: "K. Y. Srinivasan" Cc: Laura Abbott Cc: Mark Rutland Cc: Michael Kelley Cc: Minchan Kim Cc: Nitin Gupta Cc: Robin Murphy Cc: Sakari Ailus Cc: Stephen Hemminger Cc: Sumit Semwal Cc: Wei Liu Cc: Benjamin Herrenschmidt Cc: Catalin Marinas Cc: Heiko Carstens Cc: Paul Mackerras Cc: Vasily Gorbik Cc: Will Deacon Signed-off-by: Andrew Morton --- drivers/gpu/drm/i915/gem/selftests/mock_dmabuf.c | 2 +- drivers/media/common/videobuf2/videobuf2-dma-sg.c | 3 +-- drivers/media/common/videobuf2/videobuf2-vmalloc.c | 3 +-- fs/erofs/decompressor.c | 2 +- fs/xfs/xfs_buf.c | 2 +- include/linux/vmalloc.h | 3 +-- mm/nommu.c | 2 +- mm/vmalloc.c | 4 ++-- 8 files changed, 9 insertions(+), 12 deletions(-) --- a/drivers/gpu/drm/i915/gem/selftests/mock_dmabuf.c~mm-remove-the-prot-argument-from-vm_map_ram +++ a/drivers/gpu/drm/i915/gem/selftests/mock_dmabuf.c @@ -66,7 +66,7 @@ static void *mock_dmabuf_vmap(struct dma { struct mock_dmabuf *mock = to_mock(dma_buf); - return vm_map_ram(mock->pages, mock->npages, 0, PAGE_KERNEL); + return vm_map_ram(mock->pages, mock->npages, 0); } static void mock_dmabuf_vunmap(struct dma_buf *dma_buf, void *vaddr) --- a/drivers/media/common/videobuf2/videobuf2-dma-sg.c~mm-remove-the-prot-argument-from-vm_map_ram +++ a/drivers/media/common/videobuf2/videobuf2-dma-sg.c @@ -309,8 +309,7 @@ static void *vb2_dma_sg_vaddr(void *buf_ if (buf->db_attach) buf->vaddr = dma_buf_vmap(buf->db_attach->dmabuf); else - buf->vaddr = vm_map_ram(buf->pages, - buf->num_pages, -1, PAGE_KERNEL); + buf->vaddr = vm_map_ram(buf->pages, buf->num_pages, -1); } /* add offset in case userptr is not page-aligned */ --- a/drivers/media/common/videobuf2/videobuf2-vmalloc.c~mm-remove-the-prot-argument-from-vm_map_ram +++ a/drivers/media/common/videobuf2/videobuf2-vmalloc.c @@ -107,8 +107,7 @@ static void *vb2_vmalloc_get_userptr(str buf->vaddr = (__force void *) ioremap(__pfn_to_phys(nums[0]), size + offset); } else { - buf->vaddr = vm_map_ram(frame_vector_pages(vec), n_pages, -1, - PAGE_KERNEL); + buf->vaddr = vm_map_ram(frame_vector_pages(vec), n_pages, -1); } if (!buf->vaddr) --- a/fs/erofs/decompressor.c~mm-remove-the-prot-argument-from-vm_map_ram +++ a/fs/erofs/decompressor.c @@ -274,7 +274,7 @@ static int z_erofs_decompress_generic(st i = 0; while (1) { - dst = vm_map_ram(rq->out, nrpages_out, -1, PAGE_KERNEL); + dst = vm_map_ram(rq->out, nrpages_out, -1); /* retry two more times (totally 3 times) */ if (dst || ++i >= 3) --- a/fs/xfs/xfs_buf.c~mm-remove-the-prot-argument-from-vm_map_ram +++ a/fs/xfs/xfs_buf.c @@ -477,7 +477,7 @@ _xfs_buf_map_pages( nofs_flag = memalloc_nofs_save(); do { bp->b_addr = vm_map_ram(bp->b_pages, bp->b_page_count, - -1, PAGE_KERNEL); + -1); if (bp->b_addr) break; vm_unmap_aliases(); --- a/include/linux/vmalloc.h~mm-remove-the-prot-argument-from-vm_map_ram +++ a/include/linux/vmalloc.h @@ -88,8 +88,7 @@ struct vmap_area { * Highlevel APIs for driver use */ extern void vm_unmap_ram(const void *mem, unsigned int count); -extern void *vm_map_ram(struct page **pages, unsigned int count, - int node, pgprot_t prot); +extern void *vm_map_ram(struct page **pages, unsigned int count, int node); extern void vm_unmap_aliases(void); #ifdef CONFIG_MMU --- a/mm/nommu.c~mm-remove-the-prot-argument-from-vm_map_ram +++ a/mm/nommu.c @@ -351,7 +351,7 @@ void vunmap(const void *addr) } EXPORT_SYMBOL(vunmap); -void *vm_map_ram(struct page **pages, unsigned int count, int node, pgprot_t prot) +void *vm_map_ram(struct page **pages, unsigned int count, int node) { BUG(); return NULL; --- a/mm/vmalloc.c~mm-remove-the-prot-argument-from-vm_map_ram +++ a/mm/vmalloc.c @@ -1835,7 +1835,7 @@ EXPORT_SYMBOL(vm_unmap_ram); * * Returns: a pointer to the address that has been mapped, or %NULL on failure */ -void *vm_map_ram(struct page **pages, unsigned int count, int node, pgprot_t prot) +void *vm_map_ram(struct page **pages, unsigned int count, int node) { unsigned long size = (unsigned long)count << PAGE_SHIFT; unsigned long addr; @@ -1859,7 +1859,7 @@ void *vm_map_ram(struct page **pages, un kasan_unpoison_vmalloc(mem, size); - if (map_kernel_range(addr, size, prot, pages) < 0) { + if (map_kernel_range(addr, size, PAGE_KERNEL, pages) < 0) { vm_unmap_ram(mem, count); return NULL; } _ Patches currently in -mm which might be from hch@lst.de are exec-simplify-the-copy_strings_kernel-calling-convention.patch exec-open-code-copy_string_kernel.patch amdgpu-a-null-mm-does-not-mean-a-thread-is-a-kthread.patch kernel-move-use_mm-unuse_mm-to-kthreadc.patch kernel-move-use_mm-unuse_mm-to-kthreadc-v2.patch kernel-better-document-the-use_mm-unuse_mm-api-contract.patch kernel-better-document-the-use_mm-unuse_mm-api-contract-v2.patch kernel-set-user_ds-in-kthread_use_mm.patch arm-fix-the-flush_icache_range-arguments-in-set_fiq_handler.patch nds32-unexport-flush_icache_page.patch powerpc-unexport-flush_icache_user_range.patch unicore32-remove-flush_cache_user_range.patch asm-generic-fix-the-inclusion-guards-for-cacheflushh.patch asm-generic-dont-include-linux-mmh-in-cacheflushh.patch asm-generic-dont-include-linux-mmh-in-cacheflushh-fix.patch asm-generic-improve-the-flush_dcache_page-stub.patch alpha-use-asm-generic-cacheflushh.patch arm64-use-asm-generic-cacheflushh.patch c6x-use-asm-generic-cacheflushh.patch hexagon-use-asm-generic-cacheflushh.patch ia64-use-asm-generic-cacheflushh.patch microblaze-use-asm-generic-cacheflushh.patch m68knommu-use-asm-generic-cacheflushh.patch openrisc-use-asm-generic-cacheflushh.patch powerpc-use-asm-generic-cacheflushh.patch riscv-use-asm-generic-cacheflushh.patch armsparcunicore32-remove-flush_icache_user_range.patch mm-rename-flush_icache_user_range-to-flush_icache_user_page.patch asm-generic-add-a-flush_icache_user_range-stub.patch sh-implement-flush_icache_user_range.patch xtensa-implement-flush_icache_user_range.patch arm-rename-flush_cache_user_range-to-flush_icache_user_range.patch m68k-implement-flush_icache_user_range.patch exec-only-build-read_code-when-needed.patch exec-use-flush_icache_user_range-in-read_code.patch binfmt_flat-use-flush_icache_user_range.patch nommu-use-flush_icache_user_range-in-brk-and-mmap.patch module-move-the-set_fs-hack-for-flush_icache_range-to-m68k.patch maccess-unexport-probe_kernel_write-and-probe_user_write.patch maccess-remove-various-unused-weak-aliases.patch maccess-remove-duplicate-kerneldoc-comments.patch maccess-clarify-kerneldoc-comments.patch maccess-update-the-top-of-file-comment.patch maccess-rename-strncpy_from_unsafe_user-to-strncpy_from_user_nofault.patch maccess-rename-strncpy_from_unsafe_strict-to-strncpy_from_kernel_nofault.patch maccess-rename-strnlen_unsafe_user-to-strnlen_user_nofault.patch maccess-remove-probe_read_common-and-probe_write_common.patch maccess-unify-the-probe-kernel-arch-hooks.patch bpf-factor-out-a-bpf_trace_copy_string-helper.patch bpf-handle-the-compat-string-in-bpf_trace_copy_string-better.patch bpf-rework-the-compat-kernel-probe-handling.patch tracing-kprobes-handle-mixed-kernel-userspace-probes-better.patch maccess-remove-strncpy_from_unsafe.patch maccess-always-use-strict-semantics-for-probe_kernel_read.patch maccess-move-user-access-routines-together.patch maccess-allow-architectures-to-provide-kernel-probing-directly.patch x86-use-non-set_fs-based-maccess-routines.patch maccess-return-erange-when-copy_from_kernel_nofault_allowed-fails.patch