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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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f0f4711aa1
Change the callers of walk_iomem_res() scanning for the following resources by name to use walk_iomem_res_desc() instead. "ACPI Tables" "ACPI Non-volatile Storage" "Persistent Memory (legacy)" "Crash kernel" Note, the caller of walk_iomem_res() with "GART" will be removed in a later patch. Signed-off-by: Toshi Kani <toshi.kani@hpe.com> Signed-off-by: Borislav Petkov <bp@suse.de> Reviewed-by: Dave Young <dyoung@redhat.com> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Andy Lutomirski <luto@kernel.org> Cc: Borislav Petkov <bp@alien8.de> Cc: Brian Gerst <brgerst@gmail.com> Cc: Chun-Yi <joeyli.kernel@gmail.com> Cc: Dan Williams <dan.j.williams@intel.com> Cc: Denys Vlasenko <dvlasenk@redhat.com> Cc: Don Zickus <dzickus@redhat.com> Cc: H. Peter Anvin <hpa@zytor.com> Cc: Lee, Chun-Yi <joeyli.kernel@gmail.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Luis R. Rodriguez <mcgrof@suse.com> Cc: Minfei Huang <mnfhuang@gmail.com> Cc: Peter Zijlstra (Intel) <peterz@infradead.org> Cc: Ross Zwisler <ross.zwisler@linux.intel.com> Cc: Stephen Rothwell <sfr@canb.auug.org.au> Cc: Takao Indoh <indou.takao@jp.fujitsu.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Toshi Kani <toshi.kani@hp.com> Cc: kexec@lists.infradead.org Cc: linux-arch@vger.kernel.org Cc: linux-mm <linux-mm@kvack.org> Cc: linux-nvdimm@lists.01.org Link: http://lkml.kernel.org/r/1453841853-11383-15-git-send-email-bp@alien8.de Signed-off-by: Ingo Molnar <mingo@kernel.org>
32 lines
712 B
C
32 lines
712 B
C
/*
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* Copyright (c) 2015, Christoph Hellwig.
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* Copyright (c) 2015, Intel Corporation.
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*/
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#include <linux/platform_device.h>
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#include <linux/module.h>
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#include <linux/ioport.h>
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static int found(u64 start, u64 end, void *data)
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{
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return 1;
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}
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static __init int register_e820_pmem(void)
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{
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struct platform_device *pdev;
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int rc;
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rc = walk_iomem_res_desc(IORES_DESC_PERSISTENT_MEMORY_LEGACY,
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IORESOURCE_MEM, 0, -1, NULL, found);
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if (rc <= 0)
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return 0;
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/*
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* See drivers/nvdimm/e820.c for the implementation, this is
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* simply here to trigger the module to load on demand.
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*/
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pdev = platform_device_alloc("e820_pmem", -1);
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return platform_device_add(pdev);
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}
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device_initcall(register_e820_pmem);
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