Merge tag 'loongarch-fixes-6.0-2' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson

Pull LoongArch fixes from Huacai Chen:
 "Fix several build errors or warnings, cleanup some code, and adjust
  arch_do_signal_or_restart() to adapt generic entry"

* tag 'loongarch-fixes-6.0-2' of git://git.kernel.org/pub/scm/linux/kernel/git/chenhuacai/linux-loongson:
  LoongArch: mm: Remove the unneeded result variable
  LoongArch: Fix arch_remove_memory() undefined build error
  LoongArch: Fix section mismatch due to acpi_os_ioremap()
  LoongArch: Improve dump_tlb() output messages
  LoongArch: Adjust arch_do_signal_or_restart() to adapt generic entry
  LoongArch: Avoid orphan input sections

Author: torvalds

arch/loongarch/Kconfig

@@ -39,6 +39,7 @@ config LOONGARCH
 	select ARCH_INLINE_SPIN_UNLOCK_BH if !PREEMPTION
 	select ARCH_INLINE_SPIN_UNLOCK_IRQ if !PREEMPTION
 	select ARCH_INLINE_SPIN_UNLOCK_IRQRESTORE if !PREEMPTION
+	select ARCH_KEEP_MEMBLOCK
 	select ARCH_MIGHT_HAVE_PC_PARPORT
 	select ARCH_MIGHT_HAVE_PC_SERIO
 	select ARCH_SPARSEMEM_ENABLE
@@ -51,6 +52,7 @@ config LOONGARCH
 	select ARCH_USE_CMPXCHG_LOCKREF
 	select ARCH_USE_QUEUED_RWLOCKS
 	select ARCH_WANT_DEFAULT_TOPDOWN_MMAP_LAYOUT
+	select ARCH_WANT_LD_ORPHAN_WARN
 	select ARCH_WANTS_NO_INSTR
 	select BUILDTIME_TABLE_SORT
 	select COMMON_CLK

arch/loongarch/include/asm/acpi.h

@@ -15,7 +15,7 @@ extern int acpi_pci_disabled;
 extern int acpi_noirq;
 
 #define acpi_os_ioremap acpi_os_ioremap
-void __init __iomem *acpi_os_ioremap(acpi_physical_address phys, acpi_size size);
+void __iomem *acpi_os_ioremap(acpi_physical_address phys, acpi_size size);
 
 static inline void disable_acpi(void)
 {

arch/loongarch/kernel/acpi.c

@@ -48,7 +48,7 @@ void __init __acpi_unmap_table(void __iomem *map, unsigned long size)
 	early_memunmap(map, size);
 }
 
-void __init __iomem *acpi_os_ioremap(acpi_physical_address phys, acpi_size size)
+void __iomem *acpi_os_ioremap(acpi_physical_address phys, acpi_size size)
 {
 	if (!memblock_is_memory(phys))
 		return ioremap(phys, size);

arch/loongarch/kernel/signal.c

@@ -529,11 +529,11 @@ static void handle_signal(struct ksignal *ksig, struct pt_regs *regs)
 	signal_setup_done(ret, ksig, 0);
 }
 
-void arch_do_signal_or_restart(struct pt_regs *regs, bool has_signal)
+void arch_do_signal_or_restart(struct pt_regs *regs)
 {
 	struct ksignal ksig;
 
-	if (has_signal && get_signal(&ksig)) {
+	if (get_signal(&ksig)) {
 		/* Whee!  Actually deliver the signal.	*/
 		handle_signal(&ksig, regs);
 		return;

arch/loongarch/kernel/vmlinux.lds.S

@@ -77,6 +77,8 @@ SECTIONS
 	PERCPU_SECTION(1 << CONFIG_L1_CACHE_SHIFT)
 #endif
 
+	.rela.dyn : ALIGN(8) { *(.rela.dyn) *(.rela*) }
+
 	.init.bss : {
 		*(.init.bss)
 	}

arch/loongarch/lib/dump_tlb.c

@@ -18,11 +18,11 @@ void dump_tlb_regs(void)
 {
 	const int field = 2 * sizeof(unsigned long);
 
-	pr_info("Index    : %0x\n", read_csr_tlbidx());
-	pr_info("PageSize : %0x\n", read_csr_pagesize());
-	pr_info("EntryHi  : %0*llx\n", field, read_csr_entryhi());
-	pr_info("EntryLo0 : %0*llx\n", field, read_csr_entrylo0());
-	pr_info("EntryLo1 : %0*llx\n", field, read_csr_entrylo1());
+	pr_info("Index    : 0x%0x\n", read_csr_tlbidx());
+	pr_info("PageSize : 0x%0x\n", read_csr_pagesize());
+	pr_info("EntryHi  : 0x%0*llx\n", field, read_csr_entryhi());
+	pr_info("EntryLo0 : 0x%0*llx\n", field, read_csr_entrylo0());
+	pr_info("EntryLo1 : 0x%0*llx\n", field, read_csr_entrylo1());
 }
 
 static void dump_tlb(int first, int last)
@@ -33,8 +33,8 @@ static void dump_tlb(int first, int last)
 	unsigned int s_index, s_asid;
 	unsigned int pagesize, c0, c1, i;
 	unsigned long asidmask = cpu_asid_mask(&current_cpu_data);
-	int pwidth = 11;
-	int vwidth = 11;
+	int pwidth = 16;
+	int vwidth = 16;
 	int asidwidth = DIV_ROUND_UP(ilog2(asidmask) + 1, 4);
 
 	s_entryhi = read_csr_entryhi();
@@ -64,22 +64,22 @@ static void dump_tlb(int first, int last)
 		/*
 		 * Only print entries in use
 		 */
-		pr_info("Index: %2d pgsize=%x ", i, (1 << pagesize));
+		pr_info("Index: %4d pgsize=0x%x ", i, (1 << pagesize));
 
 		c0 = (entrylo0 & ENTRYLO_C) >> ENTRYLO_C_SHIFT;
 		c1 = (entrylo1 & ENTRYLO_C) >> ENTRYLO_C_SHIFT;
 
-		pr_cont("va=%0*lx asid=%0*lx",
+		pr_cont("va=0x%0*lx asid=0x%0*lx",
 			vwidth, (entryhi & ~0x1fffUL), asidwidth, asid & asidmask);
 
 		/* NR/NX are in awkward places, so mask them off separately */
 		pa = entrylo0 & ~(ENTRYLO_NR | ENTRYLO_NX);
 		pa = pa & PAGE_MASK;
 		pr_cont("\n\t[");
-		pr_cont("ri=%d xi=%d ",
+		pr_cont("nr=%d nx=%d ",
 			(entrylo0 & ENTRYLO_NR) ? 1 : 0,
 			(entrylo0 & ENTRYLO_NX) ? 1 : 0);
-		pr_cont("pa=%0*llx c=%d d=%d v=%d g=%d plv=%lld] [",
+		pr_cont("pa=0x%0*llx c=%d d=%d v=%d g=%d plv=%lld] [",
 			pwidth, pa, c0,
 			(entrylo0 & ENTRYLO_D) ? 1 : 0,
 			(entrylo0 & ENTRYLO_V) ? 1 : 0,
@@ -88,10 +88,10 @@ static void dump_tlb(int first, int last)
 		/* NR/NX are in awkward places, so mask them off separately */
 		pa = entrylo1 & ~(ENTRYLO_NR | ENTRYLO_NX);
 		pa = pa & PAGE_MASK;
-		pr_cont("ri=%d xi=%d ",
+		pr_cont("nr=%d nx=%d ",
 			(entrylo1 & ENTRYLO_NR) ? 1 : 0,
 			(entrylo1 & ENTRYLO_NX) ? 1 : 0);
-		pr_cont("pa=%0*llx c=%d d=%d v=%d g=%d plv=%lld]\n",
+		pr_cont("pa=0x%0*llx c=%d d=%d v=%d g=%d plv=%lld]\n",
 			pwidth, pa, c1,
 			(entrylo1 & ENTRYLO_D) ? 1 : 0,
 			(entrylo1 & ENTRYLO_V) ? 1 : 0,

arch/loongarch/mm/init.c

@@ -131,18 +131,6 @@ int arch_add_memory(int nid, u64 start, u64 size, struct mhp_params *params)
 	return ret;
 }
 
-#ifdef CONFIG_NUMA
-int memory_add_physaddr_to_nid(u64 start)
-{
-	int nid;
-
-	nid = pa_to_nid(start);
-	return nid;
-}
-EXPORT_SYMBOL_GPL(memory_add_physaddr_to_nid);
-#endif
-
-#ifdef CONFIG_MEMORY_HOTREMOVE
 void arch_remove_memory(u64 start, u64 size, struct vmem_altmap *altmap)
 {
 	unsigned long start_pfn = start >> PAGE_SHIFT;
@@ -154,6 +142,13 @@ void arch_remove_memory(u64 start, u64 size, struct vmem_altmap *altmap)
 		page += vmem_altmap_offset(altmap);
 	__remove_pages(start_pfn, nr_pages, altmap);
 }
+
+#ifdef CONFIG_NUMA
+int memory_add_physaddr_to_nid(u64 start)
+{
+	return pa_to_nid(start);
+}
+EXPORT_SYMBOL_GPL(memory_add_physaddr_to_nid);
 #endif
 #endif