---

yaml
---
r: 33151
b: refs/heads/master
c: f1d39b2
h: refs/heads/master
i:
  33149: b2bfa2a
  33147: db789f4
  33143: fc01f36
  33135: 7187283
  33119: 009a80c
  33087: ba5d56b
  33023: 7fd7f20
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 8861e98115f185d9946d92deaee6c3639ef8d414
+refs/heads/master: f1d39b291e2263f5e2f2ec5d4061802f76d8ae67

trunk/MAINTAINERS

@@ -214,12 +214,6 @@ W:	http://acpi.sourceforge.net/
 T:	git kernel.org:/pub/scm/linux/kernel/git/lenb/linux-acpi-2.6.git
 S:	Maintained
 
-ACPI PCI HOTPLUG DRIVER
-P:	Kristen Carlson Accardi
-M:	kristen.c.accardi@intel.com
-L:	pcihpd-discuss@lists.sourceforge.net
-S:	Maintained
-
 AD1816 SOUND DRIVER
 P:	Thorsten Knabe
 M:	Thorsten Knabe <linux@thorsten-knabe.de>

trunk/arch/ia64/hp/sim/simscsi.c

@@ -151,7 +151,7 @@ static void
 simscsi_sg_readwrite (struct scsi_cmnd *sc, int mode, unsigned long offset)
 {
 	int list_len = sc->use_sg;
-	struct scatterlist *sl = (struct scatterlist *)sc->request_buffer;
+	struct scatterlist *sl = (struct scatterlist *)sc->buffer;
 	struct disk_stat stat;
 	struct disk_req req;
 
@@ -244,7 +244,7 @@ static void simscsi_fillresult(struct scsi_cmnd *sc, char *buf, unsigned len)
 
 	if (scatterlen == 0)
 		memcpy(sc->request_buffer, buf, len);
-	else for (slp = (struct scatterlist *)sc->request_buffer; scatterlen-- > 0 && len > 0; slp++) {
+	else for (slp = (struct scatterlist *)sc->buffer; scatterlen-- > 0 && len > 0; slp++) {
 		unsigned thislen = min(len, slp->length);
 
 		memcpy(page_address(slp->page) + slp->offset, buf, thislen);

trunk/arch/ia64/kernel/efi.c

@@ -632,7 +632,7 @@ kern_memory_descriptor (unsigned long phys_addr)
 		if (phys_addr - md->start < (md->num_pages << EFI_PAGE_SHIFT))
 			 return md;
 	}
-	return NULL;
+	return 0;
 }
 
 static efi_memory_desc_t *
@@ -652,7 +652,7 @@ efi_memory_descriptor (unsigned long phys_addr)
 		if (phys_addr - md->phys_addr < (md->num_pages << EFI_PAGE_SHIFT))
 			 return md;
 	}
-	return NULL;
+	return 0;
 }
 
 u32
@@ -923,7 +923,7 @@ find_memmap_space (void)
 void
 efi_memmap_init(unsigned long *s, unsigned long *e)
 {
-	struct kern_memdesc *k, *prev = NULL;
+	struct kern_memdesc *k, *prev = 0;
 	u64	contig_low=0, contig_high=0;
 	u64	as, ae, lim;
 	void *efi_map_start, *efi_map_end, *p, *q;

trunk/arch/ia64/kernel/head.S

@@ -853,6 +853,7 @@ END(__ia64_init_fpu)
  */
 GLOBAL_ENTRY(ia64_switch_mode_phys)
  {
+	alloc r2=ar.pfs,0,0,0,0
 	rsm psr.i | psr.ic		// disable interrupts and interrupt collection
 	mov r15=ip
  }
@@ -901,6 +902,7 @@ END(ia64_switch_mode_phys)
  */
 GLOBAL_ENTRY(ia64_switch_mode_virt)
  {
+	alloc r2=ar.pfs,0,0,0,0
 	rsm psr.i | psr.ic		// disable interrupts and interrupt collection
 	mov r15=ip
  }

trunk/arch/ia64/kernel/ia64_ksyms.c

@@ -62,7 +62,7 @@ EXPORT_SYMBOL(__udivdi3);
 EXPORT_SYMBOL(__moddi3);
 EXPORT_SYMBOL(__umoddi3);
 
-#if defined(CONFIG_MD_RAID456) || defined(CONFIG_MD_RAID456_MODULE)
+#if defined(CONFIG_MD_RAID5) || defined(CONFIG_MD_RAID5_MODULE)
 extern void xor_ia64_2(void);
 extern void xor_ia64_3(void);
 extern void xor_ia64_4(void);

trunk/arch/ia64/kernel/pal.S

@@ -217,7 +217,12 @@ GLOBAL_ENTRY(ia64_pal_call_phys_stacked)
 	.body
 	;;
 	ld8 loc2 = [loc2]		// loc2 <- entry point
-	mov loc3 = psr			// save psr
+	mov out0 = in0		// first argument
+	mov out1 = in1		// copy arg2
+	mov out2 = in2		// copy arg3
+	mov out3 = in3		// copy arg3
+	;;
+	mov loc3 = psr		// save psr
 	;;
 	mov loc4=ar.rsc			// save RSE configuration
 	dep.z loc2=loc2,0,61		// convert pal entry point to physical
@@ -231,23 +236,18 @@ GLOBAL_ENTRY(ia64_pal_call_phys_stacked)
 	;;
 	andcm r16=loc3,r16		// removes bits to clear from psr
 	br.call.sptk.many rp=ia64_switch_mode_phys
-
-	mov out0 = in0			// first argument
-	mov out1 = in1			// copy arg2
-	mov out2 = in2			// copy arg3
-	mov out3 = in3			// copy arg3
+.ret6:
 	mov loc5 = r19
 	mov loc6 = r20
-
 	br.call.sptk.many rp=b7		// now make the call
-
+.ret7:
 	mov ar.rsc=0			// put RSE in enforced lazy, LE mode
 	mov r16=loc3			// r16= original psr
 	mov r19=loc5
 	mov r20=loc6
 	br.call.sptk.many rp=ia64_switch_mode_virt	// return to virtual mode
 
-	mov psr.l  = loc3		// restore init PSR
+.ret8:	mov psr.l  = loc3		// restore init PSR
 	mov ar.pfs = loc1
 	mov rp = loc0
 	;;

trunk/arch/ia64/kernel/palinfo.c

@@ -566,23 +566,29 @@ version_info(char *page)
 	pal_version_u_t min_ver, cur_ver;
 	char *p = page;
 
-	if (ia64_pal_version(&min_ver, &cur_ver) != 0)
-		return 0;
+	/* The PAL_VERSION call is advertised as being able to support
+	 * both physical and virtual mode calls. This seems to be a documentation
+	 * bug rather than firmware bug. In fact, it does only support physical mode.
+	 * So now the code reflects this fact and the pal_version() has been updated
+	 * accordingly.
+	 */
+	if (ia64_pal_version(&min_ver, &cur_ver) != 0) return 0;
 
 	p += sprintf(p,
 		     "PAL_vendor : 0x%02x (min=0x%02x)\n"
-		     "PAL_A      : %02x.%02x (min=%02x.%02x)\n"
-		     "PAL_B      : %02x.%02x (min=%02x.%02x)\n",
-		     cur_ver.pal_version_s.pv_pal_vendor,
-		     min_ver.pal_version_s.pv_pal_vendor,
-		     cur_ver.pal_version_s.pv_pal_a_model,
-		     cur_ver.pal_version_s.pv_pal_a_rev,
-		     min_ver.pal_version_s.pv_pal_a_model,
-		     min_ver.pal_version_s.pv_pal_a_rev,
-		     cur_ver.pal_version_s.pv_pal_b_model,
-		     cur_ver.pal_version_s.pv_pal_b_rev,
-		     min_ver.pal_version_s.pv_pal_b_model,
-		     min_ver.pal_version_s.pv_pal_b_rev);
+		     "PAL_A      : %x.%x.%x (min=%x.%x.%x)\n"
+		     "PAL_B      : %x.%x.%x (min=%x.%x.%x)\n",
+		     cur_ver.pal_version_s.pv_pal_vendor, min_ver.pal_version_s.pv_pal_vendor,
+
+		     cur_ver.pal_version_s.pv_pal_a_model>>4,
+		     cur_ver.pal_version_s.pv_pal_a_model&0xf, cur_ver.pal_version_s.pv_pal_a_rev,
+		     min_ver.pal_version_s.pv_pal_a_model>>4,
+		     min_ver.pal_version_s.pv_pal_a_model&0xf, min_ver.pal_version_s.pv_pal_a_rev,
+
+		     cur_ver.pal_version_s.pv_pal_b_model>>4,
+		     cur_ver.pal_version_s.pv_pal_b_model&0xf, cur_ver.pal_version_s.pv_pal_b_rev,
+		     min_ver.pal_version_s.pv_pal_b_model>>4,
+		     min_ver.pal_version_s.pv_pal_b_model&0xf, min_ver.pal_version_s.pv_pal_b_rev);
 	return p - page;
 }
 

trunk/arch/ia64/lib/Makefile

@@ -14,7 +14,7 @@ lib-y := __divsi3.o __udivsi3.o __modsi3.o __umodsi3.o			\
 lib-$(CONFIG_ITANIUM)	+= copy_page.o copy_user.o memcpy.o
 lib-$(CONFIG_MCKINLEY)	+= copy_page_mck.o memcpy_mck.o
 lib-$(CONFIG_PERFMON)	+= carta_random.o
-lib-$(CONFIG_MD_RAID456)	+= xor.o
+lib-$(CONFIG_MD_RAID5)	+= xor.o
 
 AFLAGS___divdi3.o	=
 AFLAGS___udivdi3.o	= -DUNSIGNED

trunk/arch/ia64/mm/contig.c

@@ -27,7 +27,6 @@
 
 #ifdef CONFIG_VIRTUAL_MEM_MAP
 static unsigned long num_dma_physpages;
-static unsigned long max_gap;
 #endif
 
 /**
@@ -46,15 +45,9 @@ show_mem (void)
 
 	printk("Free swap:       %6ldkB\n", nr_swap_pages<<(PAGE_SHIFT-10));
 	i = max_mapnr;
-	for (i = 0; i < max_mapnr; i++) {
-		if (!pfn_valid(i)) {
-#ifdef CONFIG_VIRTUAL_MEM_MAP
-			if (max_gap < LARGE_GAP)
-				continue;
-			i = vmemmap_find_next_valid_pfn(0, i) - 1;
-#endif
+	while (i-- > 0) {
+		if (!pfn_valid(i))
 			continue;
-		}
 		total++;
 		if (PageReserved(mem_map+i))
 			reserved++;
@@ -241,6 +234,7 @@ paging_init (void)
 	unsigned long zones_size[MAX_NR_ZONES];
 #ifdef CONFIG_VIRTUAL_MEM_MAP
 	unsigned long zholes_size[MAX_NR_ZONES];
+	unsigned long max_gap;
 #endif
 
 	/* initialize mem_map[] */
@@ -272,6 +266,7 @@ paging_init (void)
 		}
 	}
 
+	max_gap = 0;
 	efi_memmap_walk(find_largest_hole, (u64 *)&max_gap);
 	if (max_gap < LARGE_GAP) {
 		vmem_map = (struct page *) 0;
@@ -282,8 +277,7 @@ paging_init (void)
 
 		/* allocate virtual_mem_map */
 
-		map_size = PAGE_ALIGN(ALIGN(max_low_pfn, MAX_ORDER_NR_PAGES) *
-			sizeof(struct page));
+		map_size = PAGE_ALIGN(max_low_pfn * sizeof(struct page));
 		vmalloc_end -= map_size;
 		vmem_map = (struct page *) vmalloc_end;
 		efi_memmap_walk(create_mem_map_page_table, NULL);

trunk/arch/ia64/mm/discontig.c

@@ -534,6 +534,68 @@ void __cpuinit *per_cpu_init(void)
 }
 #endif /* CONFIG_SMP */
 
+#ifdef CONFIG_VIRTUAL_MEM_MAP
+static inline int find_next_valid_pfn_for_pgdat(pg_data_t *pgdat, int i)
+{
+	unsigned long end_address, hole_next_pfn;
+	unsigned long stop_address;
+
+	end_address = (unsigned long) &vmem_map[pgdat->node_start_pfn + i];
+	end_address = PAGE_ALIGN(end_address);
+
+	stop_address = (unsigned long) &vmem_map[
+		pgdat->node_start_pfn + pgdat->node_spanned_pages];
+
+	do {
+		pgd_t *pgd;
+		pud_t *pud;
+		pmd_t *pmd;
+		pte_t *pte;
+
+		pgd = pgd_offset_k(end_address);
+		if (pgd_none(*pgd)) {
+			end_address += PGDIR_SIZE;
+			continue;
+		}
+
+		pud = pud_offset(pgd, end_address);
+		if (pud_none(*pud)) {
+			end_address += PUD_SIZE;
+			continue;
+		}
+
+		pmd = pmd_offset(pud, end_address);
+		if (pmd_none(*pmd)) {
+			end_address += PMD_SIZE;
+			continue;
+		}
+
+		pte = pte_offset_kernel(pmd, end_address);
+retry_pte:
+		if (pte_none(*pte)) {
+			end_address += PAGE_SIZE;
+			pte++;
+			if ((end_address < stop_address) &&
+			    (end_address != ALIGN(end_address, 1UL << PMD_SHIFT)))
+				goto retry_pte;
+			continue;
+		}
+		/* Found next valid vmem_map page */
+		break;
+	} while (end_address < stop_address);
+
+	end_address = min(end_address, stop_address);
+	end_address = end_address - (unsigned long) vmem_map + sizeof(struct page) - 1;
+	hole_next_pfn = end_address / sizeof(struct page);
+	return hole_next_pfn - pgdat->node_start_pfn;
+}
+#else
+static inline int find_next_valid_pfn_for_pgdat(pg_data_t *pgdat, int i)
+{
+	return i + 1;
+}
+#endif
+
 /**
  * show_mem - give short summary of memory stats
  *
@@ -563,8 +625,7 @@ void show_mem(void)
 			if (pfn_valid(pgdat->node_start_pfn + i))
 				page = pfn_to_page(pgdat->node_start_pfn + i);
 			else {
-				i = vmemmap_find_next_valid_pfn(pgdat->node_id,
-					 i) - 1;
+				i = find_next_valid_pfn_for_pgdat(pgdat, i) - 1;
 				continue;
 			}
 			if (PageReserved(page))
@@ -690,8 +751,7 @@ void __init paging_init(void)
 	efi_memmap_walk(filter_rsvd_memory, count_node_pages);
 
 #ifdef CONFIG_VIRTUAL_MEM_MAP
-	vmalloc_end -= PAGE_ALIGN(ALIGN(max_low_pfn, MAX_ORDER_NR_PAGES) *
-		sizeof(struct page));
+	vmalloc_end -= PAGE_ALIGN(max_low_pfn * sizeof(struct page));
 	vmem_map = (struct page *) vmalloc_end;
 	efi_memmap_walk(create_mem_map_page_table, NULL);
 	printk("Virtual mem_map starts at 0x%p\n", vmem_map);

trunk/arch/ia64/mm/init.c

@@ -415,61 +415,6 @@ ia64_mmu_init (void *my_cpu_data)
 }
 
 #ifdef CONFIG_VIRTUAL_MEM_MAP
-int vmemmap_find_next_valid_pfn(int node, int i)
-{
-	unsigned long end_address, hole_next_pfn;
-	unsigned long stop_address;
-	pg_data_t *pgdat = NODE_DATA(node);
-
-	end_address = (unsigned long) &vmem_map[pgdat->node_start_pfn + i];
-	end_address = PAGE_ALIGN(end_address);
-
-	stop_address = (unsigned long) &vmem_map[
-		pgdat->node_start_pfn + pgdat->node_spanned_pages];
-
-	do {
-		pgd_t *pgd;
-		pud_t *pud;
-		pmd_t *pmd;
-		pte_t *pte;
-
-		pgd = pgd_offset_k(end_address);
-		if (pgd_none(*pgd)) {
-			end_address += PGDIR_SIZE;
-			continue;
-		}
-
-		pud = pud_offset(pgd, end_address);
-		if (pud_none(*pud)) {
-			end_address += PUD_SIZE;
-			continue;
-		}
-
-		pmd = pmd_offset(pud, end_address);
-		if (pmd_none(*pmd)) {
-			end_address += PMD_SIZE;
-			continue;
-		}
-
-		pte = pte_offset_kernel(pmd, end_address);
-retry_pte:
-		if (pte_none(*pte)) {
-			end_address += PAGE_SIZE;
-			pte++;
-			if ((end_address < stop_address) &&
-			    (end_address != ALIGN(end_address, 1UL << PMD_SHIFT)))
-				goto retry_pte;
-			continue;
-		}
-		/* Found next valid vmem_map page */
-		break;
-	} while (end_address < stop_address);
-
-	end_address = min(end_address, stop_address);
-	end_address = end_address - (unsigned long) vmem_map + sizeof(struct page) - 1;
-	hole_next_pfn = end_address / sizeof(struct page);
-	return hole_next_pfn - pgdat->node_start_pfn;
-}
 
 int __init
 create_mem_map_page_table (u64 start, u64 end, void *arg)