From 297b60346df8beafee954a0fd7c2d64f33f3b9bc Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 11 May 2024 01:44:05 +0000
Subject: [PATCH] rtl8211F_led_control
---
kernel/arch/sparc/kernel/smp_64.c | 56 ++++++++++++++++++++++++++++++++++++++------------------
1 files changed, 38 insertions(+), 18 deletions(-)
diff --git a/kernel/arch/sparc/kernel/smp_64.c b/kernel/arch/sparc/kernel/smp_64.c
index a7d7b7a..ae5faa1 100644
--- a/kernel/arch/sparc/kernel/smp_64.c
+++ b/kernel/arch/sparc/kernel/smp_64.c
@@ -22,7 +22,7 @@
#include <linux/cache.h>
#include <linux/jiffies.h>
#include <linux/profile.h>
-#include <linux/bootmem.h>
+#include <linux/memblock.h>
#include <linux/vmalloc.h>
#include <linux/ftrace.h>
#include <linux/cpu.h>
@@ -43,11 +43,11 @@
#include <asm/irq.h>
#include <asm/irq_regs.h>
#include <asm/page.h>
-#include <asm/pgtable.h>
#include <asm/oplib.h>
#include <linux/uaccess.h>
#include <asm/starfire.h>
#include <asm/tlb.h>
+#include <asm/pgalloc.h>
#include <asm/sections.h>
#include <asm/prom.h>
#include <asm/mdesc.h>
@@ -137,9 +137,6 @@
rmb();
set_cpu_online(cpuid, true);
-
- /* idle thread is expected to have preempt disabled */
- preempt_disable();
local_irq_enable();
@@ -1014,7 +1011,7 @@
}
#ifdef CONFIG_KGDB
-void kgdb_roundup_cpus(unsigned long flags)
+void kgdb_roundup_cpus(void)
{
smp_cross_call(&xcall_kgdb_capture, 0, 0, 0);
}
@@ -1551,26 +1548,26 @@
void *ptr;
if (!node_online(node) || !NODE_DATA(node)) {
- ptr = __alloc_bootmem(size, align, goal);
+ ptr = memblock_alloc_from(size, align, goal);
pr_info("cpu %d has no node %d or node-local memory\n",
cpu, node);
pr_debug("per cpu data for cpu%d %lu bytes at %016lx\n",
cpu, size, __pa(ptr));
} else {
- ptr = __alloc_bootmem_node(NODE_DATA(node),
- size, align, goal);
+ ptr = memblock_alloc_try_nid(size, align, goal,
+ MEMBLOCK_ALLOC_ACCESSIBLE, node);
pr_debug("per cpu data for cpu%d %lu bytes on node%d at "
"%016lx\n", cpu, size, node, __pa(ptr));
}
return ptr;
#else
- return __alloc_bootmem(size, align, goal);
+ return memblock_alloc_from(size, align, goal);
#endif
}
static void __init pcpu_free_bootmem(void *ptr, size_t size)
{
- free_bootmem(__pa(ptr), size);
+ memblock_free(__pa(ptr), size);
}
static int __init pcpu_cpu_distance(unsigned int from, unsigned int to)
@@ -1584,21 +1581,36 @@
static void __init pcpu_populate_pte(unsigned long addr)
{
pgd_t *pgd = pgd_offset_k(addr);
+ p4d_t *p4d;
pud_t *pud;
pmd_t *pmd;
if (pgd_none(*pgd)) {
pud_t *new;
- new = __alloc_bootmem(PAGE_SIZE, PAGE_SIZE, PAGE_SIZE);
+ new = memblock_alloc_from(PAGE_SIZE, PAGE_SIZE, PAGE_SIZE);
+ if (!new)
+ goto err_alloc;
pgd_populate(&init_mm, pgd, new);
}
- pud = pud_offset(pgd, addr);
+ p4d = p4d_offset(pgd, addr);
+ if (p4d_none(*p4d)) {
+ pud_t *new;
+
+ new = memblock_alloc_from(PAGE_SIZE, PAGE_SIZE, PAGE_SIZE);
+ if (!new)
+ goto err_alloc;
+ p4d_populate(&init_mm, p4d, new);
+ }
+
+ pud = pud_offset(p4d, addr);
if (pud_none(*pud)) {
pmd_t *new;
- new = __alloc_bootmem(PAGE_SIZE, PAGE_SIZE, PAGE_SIZE);
+ new = memblock_alloc_from(PAGE_SIZE, PAGE_SIZE, PAGE_SIZE);
+ if (!new)
+ goto err_alloc;
pud_populate(&init_mm, pud, new);
}
@@ -1606,9 +1618,17 @@
if (!pmd_present(*pmd)) {
pte_t *new;
- new = __alloc_bootmem(PAGE_SIZE, PAGE_SIZE, PAGE_SIZE);
+ new = memblock_alloc_from(PAGE_SIZE, PAGE_SIZE, PAGE_SIZE);
+ if (!new)
+ goto err_alloc;
pmd_populate_kernel(&init_mm, pmd, new);
}
+
+ return;
+
+err_alloc:
+ panic("%s: Failed to allocate %lu bytes align=%lx from=%lx\n",
+ __func__, PAGE_SIZE, PAGE_SIZE, PAGE_SIZE);
}
void __init setup_per_cpu_areas(void)
@@ -1624,9 +1644,9 @@
pcpu_alloc_bootmem,
pcpu_free_bootmem);
if (rc)
- pr_warning("PERCPU: %s allocator failed (%d), "
- "falling back to page size\n",
- pcpu_fc_names[pcpu_chosen_fc], rc);
+ pr_warn("PERCPU: %s allocator failed (%d), "
+ "falling back to page size\n",
+ pcpu_fc_names[pcpu_chosen_fc], rc);
}
if (rc < 0)
rc = pcpu_page_first_chunk(PERCPU_MODULE_RESERVE,
--
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