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hc
2024-02-20 ea08eeccae9297f7aabd2ef7f0c2517ac4549acc 
 kernel/kernel/resource.c
....@@ -1293,20 +1293,6 @@
12931293 			continue;
12941294 		}
12951295 
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-		/*
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-		 * All memory regions added from memory-hotplug path have the
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-		 * flag IORESOURCE_SYSTEM_RAM. If the resource does not have
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-		 * this flag, we know that we are dealing with a resource coming
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-		 * from HMM/devm. HMM/devm use another mechanism to add/release
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-		 * a resource. This goes via devm_request_mem_region and
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-		 * devm_release_mem_region.
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-		 * HMM/devm take care to release their resources when they want,
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-		 * so if we are dealing with them, let us just back off here.
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-		 */
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-		if (!(res->flags & IORESOURCE_SYSRAM)) {
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-			break;
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-		}
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-
13101296 		if (!(res->flags & IORESOURCE_MEM))
13111297 			break;
13121298