---

yaml
---
r: 64729
b: refs/heads/master
c: 53f7b9b
h: refs/heads/master
i:
  64727: 6177017
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 1169783085adb9ac969d21103a6885e8435f7ed3
+refs/heads/master: 53f7b9bccd332bba39be78f9085ac1a26fa387fc

trunk/arch/i386/boot/pm.c

@@ -122,7 +122,11 @@ static void setup_gdt(void)
 		/* DS: data, read/write, 4 GB, base 0 */
 		[GDT_ENTRY_BOOT_DS] = GDT_ENTRY(0xc093, 0, 0xfffff),
 	};
-	struct gdt_ptr gdt;
+	/* Xen HVM incorrectly stores a pointer to the gdt_ptr, instead
+	   of the gdt_ptr contents.  Thus, make it static so it will
+	   stay in memory, at least long enough that we switch to the
+	   proper kernel GDT. */
+	static struct gdt_ptr gdt;
 
 	gdt.len = sizeof(boot_gdt)-1;
 	gdt.ptr = (u32)&boot_gdt + (ds() << 4);

trunk/arch/powerpc/kernel/ibmebus.c

@@ -188,33 +188,21 @@ static struct ibmebus_dev* __devinit ibmebus_register_device_node(
 	struct device_node *dn)
 {
 	struct ibmebus_dev *dev;
-	const char *loc_code;
-	int length;
-
-	loc_code = of_get_property(dn, "ibm,loc-code", NULL);
-	if (!loc_code) {
-                printk(KERN_WARNING "%s: node %s missing 'ibm,loc-code'\n",
-		       __FUNCTION__, dn->name ? dn->name : "<unknown>");
-		return ERR_PTR(-EINVAL);
-        }
-
-	if (strlen(loc_code) == 0) {
-	        printk(KERN_WARNING "%s: 'ibm,loc-code' is invalid\n",
-		       __FUNCTION__);
-		return ERR_PTR(-EINVAL);
-	}
+	int i, len, bus_len;
 
 	dev = kzalloc(sizeof(struct ibmebus_dev), GFP_KERNEL);
-	if (!dev) {
+	if (!dev)
 		return ERR_PTR(-ENOMEM);
-	}
 
 	dev->ofdev.node = of_node_get(dn);
 
-	length = strlen(loc_code);
-	memcpy(dev->ofdev.dev.bus_id, loc_code
-		+ (length - min(length, BUS_ID_SIZE - 1)),
-		min(length, BUS_ID_SIZE - 1));
+	len = strlen(dn->full_name + 1);
+	bus_len = min(len, BUS_ID_SIZE - 1);
+	memcpy(dev->ofdev.dev.bus_id, dn->full_name + 1
+	       + (len - bus_len), bus_len);
+	for (i = 0; i < bus_len; i++)
+		if (dev->ofdev.dev.bus_id[i] == '/')
+			dev->ofdev.dev.bus_id[i] = '_';
 
 	/* Register with generic device framework. */
 	if (ibmebus_register_device_common(dev, dn->name) != 0) {

trunk/arch/powerpc/platforms/cell/spu_base.c

@@ -236,27 +236,34 @@ static irqreturn_t
 spu_irq_class_0(int irq, void *data)
 {
 	struct spu *spu;
+	unsigned long stat, mask;
 
 	spu = data;
-	spu->class_0_pending = 1;
+
+	mask = spu_int_mask_get(spu, 0);
+	stat = spu_int_stat_get(spu, 0);
+	stat &= mask;
+
+	spin_lock(&spu->register_lock);
+	spu->class_0_pending |= stat;
+	spin_unlock(&spu->register_lock);
+
 	spu->stop_callback(spu);
 
+	spu_int_stat_clear(spu, 0, stat);
+
 	return IRQ_HANDLED;
 }
 
 int
 spu_irq_class_0_bottom(struct spu *spu)
 {
-	unsigned long stat, mask;
 	unsigned long flags;
-
-	spu->class_0_pending = 0;
+	unsigned long stat;
 
 	spin_lock_irqsave(&spu->register_lock, flags);
-	mask = spu_int_mask_get(spu, 0);
-	stat = spu_int_stat_get(spu, 0);
-
-	stat &= mask;
+	stat = spu->class_0_pending;
+	spu->class_0_pending = 0;
 
 	if (stat & 1) /* invalid DMA alignment */
 		__spu_trap_dma_align(spu);
@@ -267,7 +274,6 @@ spu_irq_class_0_bottom(struct spu *spu)
 	if (stat & 4) /* error on SPU */
 		__spu_trap_error(spu);
 
-	spu_int_stat_clear(spu, 0, stat);
 	spin_unlock_irqrestore(&spu->register_lock, flags);
 
 	return (stat & 0x7) ? -EIO : 0;

trunk/arch/powerpc/platforms/ps3/platform.h

@@ -83,6 +83,7 @@ enum ps3_dev_type {
 	PS3_DEV_TYPE_STOR_ROM = TYPE_ROM,	/* 5 */
 	PS3_DEV_TYPE_SB_GPIO = 6,
 	PS3_DEV_TYPE_STOR_FLASH = TYPE_RBC,	/* 14 */
+	PS3_DEV_TYPE_STOR_DUMMY = 32,
 	PS3_DEV_TYPE_NOACCESS = 255,
 };
 

trunk/arch/powerpc/platforms/ps3/repository.c

@@ -349,6 +349,35 @@ int ps3_repository_find_device(struct ps3_repository_device *repo)
 		return result;
 	}
 
+	if (tmp.bus_type == PS3_BUS_TYPE_STORAGE) {
+		/*
+		 * A storage device may show up in the repository before the
+		 * hypervisor has finished probing its type and regions
+		 */
+		unsigned int num_regions;
+
+		if (tmp.dev_type == PS3_DEV_TYPE_STOR_DUMMY) {
+			pr_debug("%s:%u storage device not ready\n", __func__,
+				 __LINE__);
+			return -ENODEV;
+		}
+
+		result = ps3_repository_read_stor_dev_num_regions(tmp.bus_index,
+								  tmp.dev_index,
+								  &num_regions);
+		if (result) {
+			pr_debug("%s:%d read_stor_dev_num_regions failed\n",
+				 __func__, __LINE__);
+			return result;
+		}
+
+		if (!num_regions) {
+			pr_debug("%s:%u storage device has no regions yet\n",
+				 __func__, __LINE__);
+			return -ENODEV;
+		}
+	}
+
 	result = ps3_repository_read_dev_id(tmp.bus_index, tmp.dev_index,
 		&tmp.dev_id);
 

trunk/arch/powerpc/platforms/ps3/spu.c

@@ -505,6 +505,8 @@ static void mfc_sr1_set(struct spu *spu, u64 sr1)
 	static const u64 allowed = ~(MFC_STATE1_LOCAL_STORAGE_DECODE_MASK
 		| MFC_STATE1_PROBLEM_STATE_MASK);
 
+	sr1 |= MFC_STATE1_MASTER_RUN_CONTROL_MASK;
+
 	BUG_ON((sr1 & allowed) != (spu_pdata(spu)->cache.sr1 & allowed));
 
 	spu_pdata(spu)->cache.sr1 = sr1;

trunk/fs/xfs/linux-2.6/kmem.h

@@ -103,7 +103,7 @@ extern void *kmem_zone_zalloc(kmem_zone_t *, unsigned int __nocast);
 static inline int
 kmem_shake_allow(gfp_t gfp_mask)
 {
-	return (gfp_mask & __GFP_WAIT);
+	return (gfp_mask & __GFP_WAIT) != 0;
 }
 
 #endif /* __XFS_SUPPORT_KMEM_H__ */

trunk/fs/xfs/linux-2.6/xfs_aops.c

@@ -652,7 +652,7 @@ xfs_probe_cluster(
 
 		for (i = 0; i < pagevec_count(&pvec); i++) {
 			struct page *page = pvec.pages[i];
-			size_t pg_offset, len = 0;
+			size_t pg_offset, pg_len = 0;
 
 			if (tindex == tlast) {
 				pg_offset =
@@ -665,16 +665,16 @@ xfs_probe_cluster(
 				pg_offset = PAGE_CACHE_SIZE;
 
 			if (page->index == tindex && !TestSetPageLocked(page)) {
-				len = xfs_probe_page(page, pg_offset, mapped);
+				pg_len = xfs_probe_page(page, pg_offset, mapped);
 				unlock_page(page);
 			}
 
-			if (!len) {
+			if (!pg_len) {
 				done = 1;
 				break;
 			}
 
-			total += len;
+			total += pg_len;
 			tindex++;
 		}
 

trunk/fs/xfs/linux-2.6/xfs_globals.c

@@ -46,7 +46,7 @@ xfs_param_t xfs_params = {
 	.inherit_nosym	= {	0,		0,		1	},
 	.rotorstep	= {	1,		1,		255	},
 	.inherit_nodfrg	= {	0,		1,		1	},
-	.fstrm_timer	= {	1,		50,		3600*100},
+	.fstrm_timer	= {	1,		30*100,		3600*100},
 };
 
 /*

trunk/fs/xfs/quota/xfs_qm.c

@@ -120,7 +120,8 @@ xfs_Gqm_init(void)
 	 * Initialize the dquot hash tables.
 	 */
 	udqhash = kmem_zalloc_greedy(&hsize,
-				     XFS_QM_HASHSIZE_LOW, XFS_QM_HASHSIZE_HIGH,
+				     XFS_QM_HASHSIZE_LOW * sizeof(xfs_dqhash_t),
+				     XFS_QM_HASHSIZE_HIGH * sizeof(xfs_dqhash_t),
 				     KM_SLEEP | KM_MAYFAIL | KM_LARGE);
 	gdqhash = kmem_zalloc(hsize, KM_SLEEP | KM_LARGE);
 	hsize /= sizeof(xfs_dqhash_t);

trunk/fs/xfs/support/debug.h

@@ -34,10 +34,10 @@ extern void cmn_err(int, char *, ...)
 extern void assfail(char *expr, char *f, int l);
 
 #define ASSERT_ALWAYS(expr)	\
-	(unlikely((expr) != 0) ? (void)0 : assfail(#expr, __FILE__, __LINE__))
+	(unlikely(expr) ? (void)0 : assfail(#expr, __FILE__, __LINE__))
 
 #ifndef DEBUG
-# define ASSERT(expr)	((void)0)
+#define ASSERT(expr)	((void)0)
 
 #ifndef STATIC
 # define STATIC static noinline
@@ -49,8 +49,10 @@ extern void assfail(char *expr, char *f, int l);
 
 #else /* DEBUG */
 
-# define ASSERT(expr)	ASSERT_ALWAYS(expr)
-# include <linux/random.h>
+#include <linux/random.h>
+
+#define ASSERT(expr)	\
+	(unlikely(expr) ? (void)0 : assfail(#expr, __FILE__, __LINE__))
 
 #ifndef STATIC
 # define STATIC noinline

trunk/fs/xfs/xfs_da_btree.c

@@ -1975,7 +1975,6 @@ xfs_da_do_buf(
 		error = mappedbno == -2 ? 0 : XFS_ERROR(EFSCORRUPTED);
 		if (unlikely(error == EFSCORRUPTED)) {
 			if (xfs_error_level >= XFS_ERRLEVEL_LOW) {
-				int	i;
 				cmn_err(CE_ALERT, "xfs_da_do_buf: bno %lld\n",
 					(long long)bno);
 				cmn_err(CE_ALERT, "dir: inode %lld\n",

trunk/fs/xfs/xfs_log.c

@@ -2185,13 +2185,13 @@ xlog_state_do_callback(
 			}
 			cb = iclog->ic_callback;
 
-			while (cb != 0) {
+			while (cb) {
 				iclog->ic_callback_tail = &(iclog->ic_callback);
 				iclog->ic_callback = NULL;
 				LOG_UNLOCK(log, s);
 
 				/* perform callbacks in the order given */
-				for (; cb != 0; cb = cb_next) {
+				for (; cb; cb = cb_next) {
 					cb_next = cb->cb_next;
 					cb->cb_func(cb->cb_arg, aborted);
 				}
@@ -2202,7 +2202,7 @@ xlog_state_do_callback(
 			loopdidcallbacks++;
 			funcdidcallbacks++;
 
-			ASSERT(iclog->ic_callback == 0);
+			ASSERT(iclog->ic_callback == NULL);
 			if (!(iclog->ic_state & XLOG_STATE_IOERROR))
 				iclog->ic_state = XLOG_STATE_DIRTY;
 
@@ -3242,10 +3242,10 @@ xlog_ticket_put(xlog_t		*log,
 #else
 	/* When we debug, it is easier if tickets are cycled */
 	ticket->t_next     = NULL;
-	if (log->l_tail != 0) {
+	if (log->l_tail) {
 		log->l_tail->t_next = ticket;
 	} else {
-		ASSERT(log->l_freelist == 0);
+		ASSERT(log->l_freelist == NULL);
 		log->l_freelist = ticket;
 	}
 	log->l_tail	    = ticket;
@@ -3463,7 +3463,7 @@ xlog_verify_iclog(xlog_t	 *log,
 	s = LOG_LOCK(log);
 	icptr = log->l_iclog;
 	for (i=0; i < log->l_iclog_bufs; i++) {
-		if (icptr == 0)
+		if (icptr == NULL)
 			xlog_panic("xlog_verify_iclog: invalid ptr");
 		icptr = icptr->ic_next;
 	}

trunk/fs/xfs/xfs_log_recover.c

@@ -1366,7 +1366,7 @@ xlog_recover_add_to_cont_trans(
 	int			old_len;
 
 	item = trans->r_itemq;
-	if (item == 0) {
+	if (item == NULL) {
 		/* finish copying rest of trans header */
 		xlog_recover_add_item(&trans->r_itemq);
 		ptr = (xfs_caddr_t) &trans->r_theader +
@@ -1412,7 +1412,7 @@ xlog_recover_add_to_trans(
 	if (!len)
 		return 0;
 	item = trans->r_itemq;
-	if (item == 0) {
+	if (item == NULL) {
 		ASSERT(*(uint *)dp == XFS_TRANS_HEADER_MAGIC);
 		if (len == sizeof(xfs_trans_header_t))
 			xlog_recover_add_item(&trans->r_itemq);
@@ -1467,12 +1467,12 @@ xlog_recover_unlink_tid(
 	xlog_recover_t		*tp;
 	int			found = 0;
 
-	ASSERT(trans != 0);
+	ASSERT(trans != NULL);
 	if (trans == *q) {
 		*q = (*q)->r_next;
 	} else {
 		tp = *q;
-		while (tp != 0) {
+		while (tp) {
 			if (tp->r_next == trans) {
 				found = 1;
 				break;
@@ -1495,7 +1495,7 @@ xlog_recover_insert_item_backq(
 	xlog_recover_item_t	**q,
 	xlog_recover_item_t	*item)
 {
-	if (*q == 0) {
+	if (*q == NULL) {
 		item->ri_prev = item->ri_next = item;
 		*q = item;
 	} else {
@@ -1899,7 +1899,7 @@ xlog_recover_do_reg_buffer(
 			break;
 		nbits = xfs_contig_bits(data_map, map_size, bit);
 		ASSERT(nbits > 0);
-		ASSERT(item->ri_buf[i].i_addr != 0);
+		ASSERT(item->ri_buf[i].i_addr != NULL);
 		ASSERT(item->ri_buf[i].i_len % XFS_BLI_CHUNK == 0);
 		ASSERT(XFS_BUF_COUNT(bp) >=
 		       ((uint)bit << XFS_BLI_SHIFT)+(nbits<<XFS_BLI_SHIFT));

trunk/include/asm-powerpc/spu.h

@@ -130,6 +130,7 @@ struct spu {
 	u64 flags;
 	u64 dar;
 	u64 dsisr;
+	u64 class_0_pending;
 	size_t ls_size;
 	unsigned int slb_replace;
 	struct mm_struct *mm;
@@ -138,7 +139,6 @@ struct spu {
 	unsigned long long timestamp;
 	pid_t pid;
 	pid_t tgid;
-	int class_0_pending;
 	spinlock_t register_lock;
 
 	void (* wbox_callback)(struct spu *spu);