@@ -171,24 +171,10 @@ static struct resource mem_res[] = {
.start = 0,
.end = 0,
.flags = IORESOURCE_MEM
- },
- {
- .name = "Kernel code",
- .start = 0,
- .end = 0,
- .flags = IORESOURCE_SYSTEM_RAM
- },
- {
- .name = "Kernel data",
- .start = 0,
- .end = 0,
- .flags = IORESOURCE_SYSTEM_RAM
}
};
#define video_ram mem_res[0]
-#define kernel_code mem_res[1]
-#define kernel_data mem_res[2]
static struct resource io_res[] = {
{
@@ -843,11 +829,6 @@ static void __init request_standard_resources(const struct machine_desc *mdesc)
struct memblock_region *region;
struct resource *res;
- kernel_code.start = virt_to_phys(_text);
- kernel_code.end = virt_to_phys(_etext - 1);
- kernel_data.start = virt_to_phys(_sdata);
- kernel_data.end = virt_to_phys(_end - 1);
-
for_each_memblock(memory, region) {
res = memblock_virt_alloc(sizeof(*res), 0);
res->name = "System RAM";
@@ -856,13 +837,6 @@ static void __init request_standard_resources(const struct machine_desc *mdesc)
res->flags = IORESOURCE_SYSTEM_RAM | IORESOURCE_BUSY;
request_resource(&iomem_resource, res);
-
- if (kernel_code.start >= res->start &&
- kernel_code.end <= res->end)
- request_resource(res, &kernel_code);
- if (kernel_data.start >= res->start &&
- kernel_data.end <= res->end)
- request_resource(res, &kernel_data);
}
if (mdesc->video_start) {
By the same reasoning as commit c4004b02f8e5 ("x86: remove the kernel code/data/bss resources from /proc/iomem"), the kernel code and kernel data entries in /proc/iomem probably do more harm than good on ARM as well. So remove them. Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> --- arch/arm/kernel/setup.c | 26 -------------------------- 1 file changed, 26 deletions(-) -- 1.9.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel