---

yaml
---
r: 40756
b: refs/heads/master
c: b765103
h: refs/heads/master
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 6af0f5f83169ef215b4579834ddfb2691e8a7bff
+refs/heads/master: b7651030a56b9aa80e9cb43b4c8bb28b89c42359

trunk/arch/s390/Kconfig

@@ -236,9 +236,6 @@ config WARN_STACK_SIZE
 	  This allows you to specify the maximum frame size a function may
 	  have without the compiler complaining about it.
 
-config ARCH_POPULATES_NODE_MAP
-	def_bool y
-
 source "mm/Kconfig"
 
 comment "I/O subsystem configuration"

trunk/arch/s390/defconfig

@@ -119,7 +119,6 @@ CONFIG_PACK_STACK=y
 CONFIG_CHECK_STACK=y
 CONFIG_STACK_GUARD=256
 # CONFIG_WARN_STACK is not set
-CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
 CONFIG_FLATMEM_MANUAL=y
 # CONFIG_DISCONTIGMEM_MANUAL is not set

trunk/arch/s390/kernel/setup.c

@@ -70,6 +70,7 @@ struct {
 #define CHUNK_READ_WRITE 0
 #define CHUNK_READ_ONLY 1
 volatile int __cpu_logical_map[NR_CPUS]; /* logical cpu to cpu address */
+unsigned long __initdata zholes_size[MAX_NR_ZONES];
 static unsigned long __initdata memory_end;
 
 /*
@@ -357,6 +358,21 @@ void machine_power_off(void)
  */
 void (*pm_power_off)(void) = machine_power_off;
 
+static void __init
+add_memory_hole(unsigned long start, unsigned long end)
+{
+	unsigned long dma_pfn = MAX_DMA_ADDRESS >> PAGE_SHIFT;
+
+	if (end <= dma_pfn)
+		zholes_size[ZONE_DMA] += end - start + 1;
+	else if (start > dma_pfn)
+		zholes_size[ZONE_NORMAL] += end - start + 1;
+	else {
+		zholes_size[ZONE_DMA] += dma_pfn - start + 1;
+		zholes_size[ZONE_NORMAL] += end - dma_pfn;
+	}
+}
+
 static int __init early_parse_mem(char *p)
 {
 	memory_end = memparse(p, &p);
@@ -434,7 +450,7 @@ setup_lowcore(void)
 		lc->extended_save_area_addr = (__u32)
 			__alloc_bootmem(PAGE_SIZE, PAGE_SIZE, 0);
 		/* enable extended save area */
-		ctl_set_bit(14, 29);
+		__ctl_set_bit(14, 29);
 	}
 #endif
 	set_prefix((u32)(unsigned long) lc);
@@ -478,6 +494,7 @@ setup_memory(void)
 {
         unsigned long bootmap_size;
 	unsigned long start_pfn, end_pfn, init_pfn;
+	unsigned long last_rw_end;
 	int i;
 
 	/*
@@ -533,27 +550,39 @@ setup_memory(void)
 	/*
 	 * Register RAM areas with the bootmem allocator.
 	 */
+	last_rw_end = start_pfn;
 
 	for (i = 0; i < MEMORY_CHUNKS && memory_chunk[i].size > 0; i++) {
-		unsigned long start_chunk, end_chunk, pfn;
+		unsigned long start_chunk, end_chunk;
 
 		if (memory_chunk[i].type != CHUNK_READ_WRITE)
 			continue;
-		start_chunk = PFN_DOWN(memory_chunk[i].addr);
-		end_chunk = start_chunk + PFN_DOWN(memory_chunk[i].size) - 1;
-		end_chunk = min(end_chunk, end_pfn);
-		if (start_chunk >= end_chunk)
-			continue;
-		add_active_range(0, start_chunk, end_chunk);
-		pfn = max(start_chunk, start_pfn);
-		for (; pfn <= end_chunk; pfn++)
-			page_set_storage_key(PFN_PHYS(pfn), PAGE_DEFAULT_KEY);
+		start_chunk = (memory_chunk[i].addr + PAGE_SIZE - 1);
+		start_chunk >>= PAGE_SHIFT;
+		end_chunk = (memory_chunk[i].addr + memory_chunk[i].size);
+		end_chunk >>= PAGE_SHIFT;
+		if (start_chunk < start_pfn)
+			start_chunk = start_pfn;
+		if (end_chunk > end_pfn)
+			end_chunk = end_pfn;
+		if (start_chunk < end_chunk) {
+			/* Initialize storage key for RAM pages */
+			for (init_pfn = start_chunk ; init_pfn < end_chunk;
+			     init_pfn++)
+				page_set_storage_key(init_pfn << PAGE_SHIFT,
+						     PAGE_DEFAULT_KEY);
+			free_bootmem(start_chunk << PAGE_SHIFT,
+				     (end_chunk - start_chunk) << PAGE_SHIFT);
+			if (last_rw_end < start_chunk)
+				add_memory_hole(last_rw_end, start_chunk - 1);
+			last_rw_end = end_chunk;
+		}
 	}
 
 	psw_set_key(PAGE_DEFAULT_KEY);
 
-	free_bootmem_with_active_regions(0, max_pfn);
-	reserve_bootmem(0, PFN_PHYS(start_pfn));
+	if (last_rw_end < end_pfn - 1)
+		add_memory_hole(last_rw_end, end_pfn - 1);
 
 	/*
 	 * Reserve the bootmem bitmap itself as well. We do this in two

trunk/arch/s390/mm/init.c

@@ -84,6 +84,7 @@ void show_mem(void)
         printk("%d pages swap cached\n",cached);
 }
 
+extern unsigned long __initdata zholes_size[];
 /*
  * paging_init() sets up the page tables
  */
@@ -100,15 +101,16 @@ void __init paging_init(void)
         unsigned long pgdir_k = (__pa(swapper_pg_dir) & PAGE_MASK) | _KERNSEG_TABLE;
         static const int ssm_mask = 0x04000000L;
 	unsigned long ro_start_pfn, ro_end_pfn;
-	unsigned long max_zone_pfns[MAX_NR_ZONES];
+	unsigned long zones_size[MAX_NR_ZONES];
 
 	ro_start_pfn = PFN_DOWN((unsigned long)&__start_rodata);
 	ro_end_pfn = PFN_UP((unsigned long)&__end_rodata);
 
-	memset(max_zone_pfns, 0, sizeof(max_zone_pfns));
-	max_zone_pfns[ZONE_DMA] = max_low_pfn;
-	max_zone_pfns[ZONE_NORMAL] = max_low_pfn;
-	free_area_init_nodes(max_zone_pfns);
+	memset(zones_size, 0, sizeof(zones_size));
+	zones_size[ZONE_DMA] = max_low_pfn;
+	free_area_init_node(0, &contig_page_data, zones_size,
+			    __pa(PAGE_OFFSET) >> PAGE_SHIFT,
+			    zholes_size);
 
 	/* unmap whole virtual address space */
 
@@ -168,16 +170,26 @@ void __init paging_init(void)
         unsigned long pgdir_k = (__pa(swapper_pg_dir) & PAGE_MASK) |
           _KERN_REGION_TABLE;
 	static const int ssm_mask = 0x04000000L;
+	unsigned long zones_size[MAX_NR_ZONES];
+	unsigned long dma_pfn, high_pfn;
 	unsigned long ro_start_pfn, ro_end_pfn;
-	unsigned long max_zone_pfns[MAX_NR_ZONES];
 
+	memset(zones_size, 0, sizeof(zones_size));
+	dma_pfn = MAX_DMA_ADDRESS >> PAGE_SHIFT;
+	high_pfn = max_low_pfn;
 	ro_start_pfn = PFN_DOWN((unsigned long)&__start_rodata);
 	ro_end_pfn = PFN_UP((unsigned long)&__end_rodata);
 
-	memset(max_zone_pfns, 0, sizeof(max_zone_pfns));
-	max_zone_pfns[ZONE_DMA] = PFN_DOWN(MAX_DMA_ADDRESS);
-	max_zone_pfns[ZONE_NORMAL] = max_low_pfn;
-	free_area_init_nodes(max_zone_pfns);
+	if (dma_pfn > high_pfn)
+		zones_size[ZONE_DMA] = high_pfn;
+	else {
+		zones_size[ZONE_DMA] = dma_pfn;
+		zones_size[ZONE_NORMAL] = high_pfn - dma_pfn;
+	}
+
+	/* Initialize mem_map[].  */
+	free_area_init_node(0, &contig_page_data, zones_size,
+			    __pa(PAGE_OFFSET) >> PAGE_SHIFT, zholes_size);
 
 	/*
 	 * map whole physical memory to virtual memory (identity mapping) 

trunk/drivers/isdn/gigaset/common.c

@@ -616,7 +616,7 @@ static struct bc_state *gigaset_initbcs(struct bc_state *bcs,
 	} else if ((bcs->skb = dev_alloc_skb(SBUFSIZE + HW_HDR_LEN)) != NULL)
 		skb_reserve(bcs->skb, HW_HDR_LEN);
 	else {
-		gig_dbg(DEBUG_INIT, "could not allocate skb\n");
+		warn("could not allocate skb\n");
 		bcs->inputstate |= INS_skip_frame;
 	}
 

trunk/drivers/misc/lkdtm.c

@@ -157,8 +157,8 @@ void jp_ll_rw_block(int rw, int nr, struct buffer_head *bhs[])
 
 struct scan_control;
 
-unsigned long jp_shrink_page_list(struct list_head *page_list,
-                                        struct scan_control *sc)
+unsigned long jp_shrink_inactive_list(unsigned long max_scan,
+				struct zone *zone, struct scan_control *sc)
 {
 	lkdtm_handler();
 	jprobe_return();
@@ -297,8 +297,8 @@ int lkdtm_module_init(void)
 		lkdtm.entry = (kprobe_opcode_t*) jp_ll_rw_block;
 		break;
 	case MEM_SWAPOUT:
-		lkdtm.kp.symbol_name = "shrink_page_list";
-		lkdtm.entry = (kprobe_opcode_t*) jp_shrink_page_list;
+		lkdtm.kp.symbol_name = "shrink_inactive_list";
+		lkdtm.entry = (kprobe_opcode_t*) jp_shrink_inactive_list;
 		break;
 	case TIMERADD:
 		lkdtm.kp.symbol_name = "hrtimer_start";

trunk/drivers/net/Kconfig

@@ -486,7 +486,7 @@ config SGI_IOC3_ETH_HW_TX_CSUM
 
 config MIPS_SIM_NET
 	tristate "MIPS simulator Network device (EXPERIMENTAL)"
-	depends on NETDEVICES && MIPS_SIM && EXPERIMENTAL
+	depends on MIPS_SIM && EXPERIMENTAL
 	help
 	  The MIPSNET device is a simple Ethernet network device which is
 	  emulated by the MIPS Simulator.
@@ -2467,7 +2467,7 @@ config ISERIES_VETH
 
 config RIONET
 	tristate "RapidIO Ethernet over messaging driver support"
-	depends on NETDEVICES && RAPIDIO
+	depends on RAPIDIO
 
 config RIONET_TX_SIZE
 	int "Number of outbound queue entries"

trunk/drivers/net/ehea/ehea.h

@@ -39,7 +39,7 @@
 #include <asm/io.h>
 
 #define DRV_NAME	"ehea"
-#define DRV_VERSION	"EHEA_0034"
+#define DRV_VERSION	"EHEA_0043"
 
 #define EHEA_MSG_DEFAULT (NETIF_MSG_LINK | NETIF_MSG_TIMER \
 	| NETIF_MSG_RX_ERR | NETIF_MSG_TX_ERR)
@@ -105,9 +105,6 @@
 #define EHEA_BCMC_VLANID_ALL	0x01
 #define EHEA_BCMC_VLANID_SINGLE	0x00
 
-/* Use this define to kmallocate pHYP control blocks */
-#define H_CB_ALIGNMENT		4096
-
 #define EHEA_CACHE_LINE          128
 
 /* Memory Regions */

trunk/drivers/net/ehea/ehea_ethtool.c

@@ -238,7 +238,7 @@ static void ehea_get_ethtool_stats(struct net_device *dev,
 	data[i++] = port->port_res[0].swqe_refill_th;
 	data[i++] = port->resets;
 
-	cb6 = kzalloc(H_CB_ALIGNMENT, GFP_KERNEL);
+	cb6 = kzalloc(PAGE_SIZE, GFP_KERNEL);
 	if (!cb6) {
 		ehea_error("no mem for cb6");
 		return;

trunk/drivers/net/ehea/ehea_main.c

@@ -92,7 +92,7 @@ static struct net_device_stats *ehea_get_stats(struct net_device *dev)
 
 	memset(stats, 0, sizeof(*stats));
 
-	cb2 = kzalloc(H_CB_ALIGNMENT, GFP_KERNEL);
+	cb2 = kzalloc(PAGE_SIZE, GFP_KERNEL);
 	if (!cb2) {
 		ehea_error("no mem for cb2");
 		goto out;
@@ -586,8 +586,8 @@ int ehea_sense_port_attr(struct ehea_port *port)
 	u64 hret;
 	struct hcp_ehea_port_cb0 *cb0;
 
-	cb0 = kzalloc(H_CB_ALIGNMENT, GFP_ATOMIC);   /* May be called via */
-	if (!cb0) {                                  /* ehea_neq_tasklet() */
+	cb0 = kzalloc(PAGE_SIZE, GFP_ATOMIC);   /* May be called via */
+	if (!cb0) {                             /* ehea_neq_tasklet() */
 		ehea_error("no mem for cb0");
 		ret = -ENOMEM;
 		goto out;
@@ -670,7 +670,7 @@ int ehea_set_portspeed(struct ehea_port *port, u32 port_speed)
 	u64 hret;
 	int ret = 0;
 
-	cb4 = kzalloc(H_CB_ALIGNMENT, GFP_KERNEL);
+	cb4 = kzalloc(PAGE_SIZE, GFP_KERNEL);
 	if (!cb4) {
 		ehea_error("no mem for cb4");
 		ret = -ENOMEM;
@@ -985,7 +985,7 @@ static int ehea_configure_port(struct ehea_port *port)
 	struct hcp_ehea_port_cb0 *cb0;
 
 	ret = -ENOMEM;
-	cb0 = kzalloc(H_CB_ALIGNMENT, GFP_KERNEL);
+	cb0 = kzalloc(PAGE_SIZE, GFP_KERNEL);
 	if (!cb0)
 		goto out;
 
@@ -1443,7 +1443,7 @@ static int ehea_set_mac_addr(struct net_device *dev, void *sa)
 		goto out;
 	}
 
-	cb0 = kzalloc(H_CB_ALIGNMENT, GFP_KERNEL);
+	cb0 = kzalloc(PAGE_SIZE, GFP_KERNEL);
 	if (!cb0) {
 		ehea_error("no mem for cb0");
 		ret = -ENOMEM;
@@ -1501,7 +1501,7 @@ static void ehea_promiscuous(struct net_device *dev, int enable)
 	if ((enable && port->promisc) || (!enable && !port->promisc))
 		return;
 
-	cb7 = kzalloc(H_CB_ALIGNMENT, GFP_ATOMIC);
+	cb7 = kzalloc(PAGE_SIZE, GFP_ATOMIC);
 	if (!cb7) {
 		ehea_error("no mem for cb7");
 		goto out;
@@ -1870,7 +1870,7 @@ static void ehea_vlan_rx_register(struct net_device *dev,
 
 	port->vgrp = grp;
 
-	cb1 = kzalloc(H_CB_ALIGNMENT, GFP_KERNEL);
+	cb1 = kzalloc(PAGE_SIZE, GFP_KERNEL);
 	if (!cb1) {
 		ehea_error("no mem for cb1");
 		goto out;
@@ -1899,7 +1899,7 @@ static void ehea_vlan_rx_add_vid(struct net_device *dev, unsigned short vid)
 	int index;
 	u64 hret;
 
-	cb1 = kzalloc(H_CB_ALIGNMENT, GFP_KERNEL);
+	cb1 = kzalloc(PAGE_SIZE, GFP_KERNEL);
 	if (!cb1) {
 		ehea_error("no mem for cb1");
 		goto out;
@@ -1935,7 +1935,7 @@ static void ehea_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
 	if (port->vgrp)
 		port->vgrp->vlan_devices[vid] = NULL;
 
-	cb1 = kzalloc(H_CB_ALIGNMENT, GFP_KERNEL);
+	cb1 = kzalloc(PAGE_SIZE, GFP_KERNEL);
 	if (!cb1) {
 		ehea_error("no mem for cb1");
 		goto out;
@@ -1968,7 +1968,7 @@ int ehea_activate_qp(struct ehea_adapter *adapter, struct ehea_qp *qp)
 	u64 dummy64 = 0;
 	struct hcp_modify_qp_cb0* cb0;
 
-	cb0 = kzalloc(H_CB_ALIGNMENT, GFP_KERNEL);
+	cb0 = kzalloc(PAGE_SIZE, GFP_KERNEL);
 	if (!cb0) {
 		ret = -ENOMEM;
 		goto out;
@@ -2269,7 +2269,7 @@ int ehea_sense_adapter_attr(struct ehea_adapter *adapter)
 	u64 hret;
 	int ret;
 
-	cb = kzalloc(H_CB_ALIGNMENT, GFP_KERNEL);
+	cb = kzalloc(PAGE_SIZE, GFP_KERNEL);
 	if (!cb) {
 		ret = -ENOMEM;
 		goto out;
@@ -2340,7 +2340,7 @@ static int ehea_setup_single_port(struct ehea_port *port,
 		goto out;
 
 	/* Enable Jumbo frames */
-	cb4 = kzalloc(H_CB_ALIGNMENT, GFP_KERNEL);
+	cb4 = kzalloc(PAGE_SIZE, GFP_KERNEL);
 	if (!cb4) {
 		ehea_error("no mem for cb4");
 	} else {

trunk/drivers/net/ehea/ehea_phyp.c

@@ -506,7 +506,7 @@ u64 ehea_h_register_rpage_mr(const u64 adapter_handle, const u64 mr_handle,
 			     const u8 pagesize, const u8 queue_type,
 			     const u64 log_pageaddr, const u64 count)
 {
-	if ((count > 1) && (log_pageaddr & 0xfff)) {
+	if ((count > 1) && (log_pageaddr & ~PAGE_MASK)) {
 		ehea_error("not on pageboundary");
 		return H_PARAMETER;
 	}

trunk/drivers/net/ehea/ehea_phyp.h

@@ -81,14 +81,16 @@ static inline u32 get_longbusy_msecs(int long_busy_ret_code)
 static inline void hcp_epas_ctor(struct h_epas *epas, u64 paddr_kernel,
 				 u64 paddr_user)
 {
-	epas->kernel.addr = ioremap(paddr_kernel, PAGE_SIZE);
+	/* To support 64k pages we must round to 64k page boundary */
+	epas->kernel.addr = ioremap((paddr_kernel & PAGE_MASK), PAGE_SIZE) +
+			    (paddr_kernel & ~PAGE_MASK);
 	epas->user.addr = paddr_user;
 }
 
 static inline void hcp_epas_dtor(struct h_epas *epas)
 {
 	if (epas->kernel.addr)
-		iounmap(epas->kernel.addr);
+		iounmap((void __iomem*)((u64)epas->kernel.addr & PAGE_MASK));
 
 	epas->user.addr = 0;
 	epas->kernel.addr = 0;