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authorLinus Torvalds <torvalds@linux-foundation.org>2016-03-14 15:15:51 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-03-14 15:15:51 -0700
commitd37a14bb5fed13a52dada3fa9ef4488ac588b35e (patch)
treeaa69127cba7da42d5445ed3e30577eaf2e52c184 /arch/arm64
parentb562e44f507e863c6792946e4e1b1449fbbac85d (diff)
parentbc94b99636dc7bcccce439a9fb9c00065e2e2627 (diff)
Merge branch 'core-resources-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull ram resource handling changes from Ingo Molnar: "Core kernel resource handling changes to support NVDIMM error injection. This tree introduces a new I/O resource type, IORESOURCE_SYSTEM_RAM, for System RAM while keeping the current IORESOURCE_MEM type bit set for all memory-mapped ranges (including System RAM) for backward compatibility. With this resource flag it no longer takes a strcmp() loop through the resource tree to find "System RAM" resources. The new resource type is then used to extend ACPI/APEI error injection facility to also support NVDIMM" * 'core-resources-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: ACPI/EINJ: Allow memory error injection to NVDIMM resource: Kill walk_iomem_res() x86/kexec: Remove walk_iomem_res() call with GART type x86, kexec, nvdimm: Use walk_iomem_res_desc() for iomem search resource: Add walk_iomem_res_desc() memremap: Change region_intersects() to take @flags and @desc arm/samsung: Change s3c_pm_run_res() to use System RAM type resource: Change walk_system_ram() to use System RAM type drivers: Initialize resource entry to zero xen, mm: Set IORESOURCE_SYSTEM_RAM to System RAM kexec: Set IORESOURCE_SYSTEM_RAM for System RAM arch: Set IORESOURCE_SYSTEM_RAM flag for System RAM ia64: Set System RAM type and descriptor x86/e820: Set System RAM type and descriptor resource: Add I/O resource descriptor resource: Handle resource flags properly resource: Add System RAM resource type
Diffstat (limited to 'arch/arm64')
-rw-r--r--arch/arm64/kernel/setup.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/arm64/kernel/setup.c b/arch/arm64/kernel/setup.c
index 8119479147db..450987d99b9b 100644
--- a/arch/arm64/kernel/setup.c
+++ b/arch/arm64/kernel/setup.c
@@ -73,13 +73,13 @@ static struct resource mem_res[] = {
.name = "Kernel code",
.start = 0,
.end = 0,
- .flags = IORESOURCE_MEM
+ .flags = IORESOURCE_SYSTEM_RAM
},
{
.name = "Kernel data",
.start = 0,
.end = 0,
- .flags = IORESOURCE_MEM
+ .flags = IORESOURCE_SYSTEM_RAM
}
};
@@ -210,7 +210,7 @@ static void __init request_standard_resources(void)
res->name = "System RAM";
res->start = __pfn_to_phys(memblock_region_memory_base_pfn(region));
res->end = __pfn_to_phys(memblock_region_memory_end_pfn(region)) - 1;
- res->flags = IORESOURCE_MEM | IORESOURCE_BUSY;
+ res->flags = IORESOURCE_SYSTEM_RAM | IORESOURCE_BUSY;
request_resource(&iomem_resource, res);