[kernel/f15] Linux 3.0.4

Chuck Ebbert cebbert at fedoraproject.org
Mon Aug 29 21:32:59 UTC 2011


commit 9c11a5058e73f86a4990d41aef1d227e0fc06feb
Author: Chuck Ebbert <cebbert at redhat.com>
Date:   Mon Aug 29 17:33:31 2011 -0400

    Linux 3.0.4

 kernel.spec                    |    9 +-
 sources                        |    2 +-
 stable-queue.patch             | 1084 +---------------------------------------
 xen-blkfront-name-adjust.patch |   30 --
 4 files changed, 7 insertions(+), 1118 deletions(-)
---
diff --git a/kernel.spec b/kernel.spec
index ad9e50c..345b795 100644
--- a/kernel.spec
+++ b/kernel.spec
@@ -42,7 +42,7 @@ Summary: The Linux kernel
 # When changing real_sublevel below, reset this by hand to 1
 # (or to 0 and then use rpmdev-bumpspec).
 #
-%global baserelease 2
+%global baserelease 3
 %global fedora_build %{baserelease}
 
 # real_sublevel is the 3.x kernel version we're starting with
@@ -51,7 +51,7 @@ Summary: The Linux kernel
 %define fake_sublevel %(echo $((40 + %{real_sublevel})))
 
 # Do we have a -stable update to apply?
-%define stable_update 3
+%define stable_update 4
 # Is it a -stable RC?
 %define stable_rc 0
 # Set rpm version accordingly
@@ -608,7 +608,6 @@ Patch800: linux-2.6-crash-driver.patch
 
 # virt + ksm patches
 Patch1500: fix_xen_guest_on_old_EC2.patch
-Patch1501: xen-blkfront-name-adjust.patch
 
 # DRM
 
@@ -1175,7 +1174,6 @@ ApplyPatch linux-2.6-e1000-ich9-montevina.patch
 
 # Assorted Virt Fixes
 ApplyPatch fix_xen_guest_on_old_EC2.patch
-#ApplyPatch xen-blkfront-name-adjust.patch
 
 # DRM core
 ApplyPatch drm-ttm-nouveau-oops-fix.patch
@@ -1851,6 +1849,9 @@ fi
 # and build.
 
 %changelog
+* Mon Aug 29 2011 Chuck Ebbert <cebbert at redhat.com> 2.6.40.4-3
+- Linux 3.0.4
+
 * Sat Aug 27 2011 Dave Jones <davej at redhat.com>
 - Fix get_gate_vma usage in 32bit NX emulation.
 
diff --git a/sources b/sources
index 6d922d0..1ae01ff 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
 398e95866794def22b12dfbc15ce89c0  linux-3.0.tar.bz2
-1757786b9a9ffbd48ad9642199ff5bd7  patch-3.0.3.bz2
+62ca5f3caed233617127b2b3b7a87d15  patch-3.0.4.bz2
diff --git a/stable-queue.patch b/stable-queue.patch
index e3c1d5e..607602c 100644
--- a/stable-queue.patch
+++ b/stable-queue.patch
@@ -1,1083 +1 @@
---- vanilla-3.0.3.orig/kernel/irq/generic-chip.c
-+++ vanilla-3.0.3/kernel/irq/generic-chip.c
-@@ -246,7 +246,7 @@ void irq_setup_generic_chip(struct irq_c
- 		gc->mask_cache = irq_reg_readl(gc->reg_base + ct->regs.mask);
- 
- 	for (i = gc->irq_base; msk; msk >>= 1, i++) {
--		if (!msk & 0x01)
-+		if (!(msk & 0x01))
- 			continue;
- 
- 		if (flags & IRQ_GC_INIT_NESTED_LOCK)
-@@ -301,7 +301,7 @@ void irq_remove_generic_chip(struct irq_
- 	raw_spin_unlock(&gc_lock);
- 
- 	for (; msk; msk >>= 1, i++) {
--		if (!msk & 0x01)
-+		if (!(msk & 0x01))
- 			continue;
- 
- 		/* Remove handler first. That will mask the irq line */
---- vanilla-3.0.3.orig/fs/cifs/dir.c
-+++ vanilla-3.0.3/fs/cifs/dir.c
-@@ -110,8 +110,8 @@ cifs_bp_rename_retry:
- 	}
- 	rcu_read_unlock();
- 	if (namelen != dfsplen || read_seqretry(&rename_lock, seq)) {
--		cERROR(1, "did not end path lookup where expected namelen is %d",
--			namelen);
-+		cFYI(1, "did not end path lookup where expected. namelen=%d "
-+			"dfsplen=%d", namelen, dfsplen);
- 		/* presumably this is only possible if racing with a rename
- 		of one of the parent directories  (we can not lock the dentries
- 		above us to prevent this, but retrying should be harmless) */
---- vanilla-3.0.3.orig/fs/befs/linuxvfs.c
-+++ vanilla-3.0.3/fs/befs/linuxvfs.c
-@@ -474,17 +474,22 @@ befs_follow_link(struct dentry *dentry, 
- 		befs_data_stream *data = &befs_ino->i_data.ds;
- 		befs_off_t len = data->size;
- 
--		befs_debug(sb, "Follow long symlink");
--
--		link = kmalloc(len, GFP_NOFS);
--		if (!link) {
--			link = ERR_PTR(-ENOMEM);
--		} else if (befs_read_lsymlink(sb, data, link, len) != len) {
--			kfree(link);
--			befs_error(sb, "Failed to read entire long symlink");
-+		if (len == 0) {
-+			befs_error(sb, "Long symlink with illegal length");
- 			link = ERR_PTR(-EIO);
- 		} else {
--			link[len - 1] = '\0';
-+			befs_debug(sb, "Follow long symlink");
-+
-+			link = kmalloc(len, GFP_NOFS);
-+			if (!link) {
-+				link = ERR_PTR(-ENOMEM);
-+			} else if (befs_read_lsymlink(sb, data, link, len) != len) {
-+				kfree(link);
-+				befs_error(sb, "Failed to read entire long symlink");
-+				link = ERR_PTR(-EIO);
-+			} else {
-+				link[len - 1] = '\0';
-+			}
- 		}
- 	} else {
- 		link = befs_ino->i_data.symlink;
---- vanilla-3.0.3.orig/drivers/edac/i7core_edac.c
-+++ vanilla-3.0.3/drivers/edac/i7core_edac.c
-@@ -1670,7 +1670,7 @@ static void i7core_mce_output_error(stru
- 	char *type, *optype, *err, *msg;
- 	unsigned long error = m->status & 0x1ff0000l;
- 	u32 optypenum = (m->status >> 4) & 0x07;
--	u32 core_err_cnt = (m->status >> 38) && 0x7fff;
-+	u32 core_err_cnt = (m->status >> 38) & 0x7fff;
- 	u32 dimm = (m->misc >> 16) & 0x3;
- 	u32 channel = (m->misc >> 18) & 0x3;
- 	u32 syndrome = m->misc >> 32;
---- vanilla-3.0.3.orig/fs/cifs/connect.c
-+++ vanilla-3.0.3/fs/cifs/connect.c
-@@ -2838,7 +2838,8 @@ cleanup_volume_info_contents(struct smb_
- 	kfree(volume_info->username);
- 	kzfree(volume_info->password);
- 	kfree(volume_info->UNC);
--	kfree(volume_info->UNCip);
-+	if (volume_info->UNCip != volume_info->UNC + 2)
-+		kfree(volume_info->UNCip);
- 	kfree(volume_info->domainname);
- 	kfree(volume_info->iocharset);
- 	kfree(volume_info->prepath);
---- vanilla-3.0.3.orig/arch/x86/kernel/cpu/intel.c
-+++ vanilla-3.0.3/arch/x86/kernel/cpu/intel.c
-@@ -465,11 +465,11 @@ static void __cpuinit init_intel(struct 
- 		u64 epb;
- 
- 		rdmsrl(MSR_IA32_ENERGY_PERF_BIAS, epb);
--		if ((epb & 0xF) == 0) {
--			printk_once(KERN_WARNING, "x86: updated energy_perf_bias"
--				" to 'normal' from 'performance'\n"
--				"You can view and update epb via utility,"
--				" such as x86_energy_perf_policy(8)\n");
-+		if ((epb & 0xF) == ENERGY_PERF_BIAS_PERFORMANCE) {
-+			printk_once(KERN_WARNING "ENERGY_PERF_BIAS:"
-+				" Set to 'normal', was 'performance'\n"
-+				"ENERGY_PERF_BIAS: View and update with"
-+				" x86_energy_perf_policy(8)\n");
- 			epb = (epb & ~0xF) | ENERGY_PERF_BIAS_NORMAL;
- 			wrmsrl(MSR_IA32_ENERGY_PERF_BIAS, epb);
- 		}
---- vanilla-3.0.3.orig/fs/nfs/objlayout/objio_osd.c
-+++ vanilla-3.0.3/fs/nfs/objlayout/objio_osd.c
-@@ -479,7 +479,6 @@ static int _io_check(struct objio_state 
- 	for (i = 0; i <  ios->numdevs; i++) {
- 		struct osd_sense_info osi;
- 		struct osd_request *or = ios->per_dev[i].or;
--		unsigned dev;
- 		int ret;
- 
- 		if (!or)
-@@ -500,9 +499,8 @@ static int _io_check(struct objio_state 
- 
- 			continue; /* we recovered */
- 		}
--		dev = ios->per_dev[i].dev;
--		objlayout_io_set_result(&ios->ol_state, dev,
--					&ios->layout->comps[dev].oc_object_id,
-+		objlayout_io_set_result(&ios->ol_state, i,
-+					&ios->layout->comps[i].oc_object_id,
- 					osd_pri_2_pnfs_err(osi.osd_err_pri),
- 					ios->per_dev[i].offset,
- 					ios->per_dev[i].length,
-@@ -589,22 +587,19 @@ static void _calc_stripe_info(struct obj
- }
- 
- static int _add_stripe_unit(struct objio_state *ios,  unsigned *cur_pg,
--		unsigned pgbase, struct _objio_per_comp *per_dev, int cur_len,
-+		unsigned pgbase, struct _objio_per_comp *per_dev, int len,
- 		gfp_t gfp_flags)
- {
- 	unsigned pg = *cur_pg;
-+	int cur_len = len;
- 	struct request_queue *q =
- 			osd_request_queue(_io_od(ios, per_dev->dev));
- 
--	per_dev->length += cur_len;
--
- 	if (per_dev->bio == NULL) {
--		unsigned stripes = ios->layout->num_comps /
--						     ios->layout->mirrors_p1;
--		unsigned pages_in_stripe = stripes *
-+		unsigned pages_in_stripe = ios->layout->group_width *
- 				      (ios->layout->stripe_unit / PAGE_SIZE);
- 		unsigned bio_size = (ios->ol_state.nr_pages + pages_in_stripe) /
--				    stripes;
-+				    ios->layout->group_width;
- 
- 		if (BIO_MAX_PAGES_KMALLOC < bio_size)
- 			bio_size = BIO_MAX_PAGES_KMALLOC;
-@@ -632,6 +627,7 @@ static int _add_stripe_unit(struct objio
- 	}
- 	BUG_ON(cur_len);
- 
-+	per_dev->length += len;
- 	*cur_pg = pg;
- 	return 0;
- }
-@@ -650,7 +646,7 @@ static int _prepare_one_group(struct obj
- 	int ret = 0;
- 
- 	while (length) {
--		struct _objio_per_comp *per_dev = &ios->per_dev[dev];
-+		struct _objio_per_comp *per_dev = &ios->per_dev[dev - first_dev];
- 		unsigned cur_len, page_off = 0;
- 
- 		if (!per_dev->length) {
-@@ -670,8 +666,8 @@ static int _prepare_one_group(struct obj
- 				cur_len = stripe_unit;
- 			}
- 
--			if (max_comp < dev)
--				max_comp = dev;
-+			if (max_comp < dev - first_dev)
-+				max_comp = dev - first_dev;
- 		} else {
- 			cur_len = stripe_unit;
- 		}
-@@ -806,7 +802,7 @@ static int _read_mirrors(struct objio_st
- 	struct _objio_per_comp *per_dev = &ios->per_dev[cur_comp];
- 	unsigned dev = per_dev->dev;
- 	struct pnfs_osd_object_cred *cred =
--			&ios->layout->comps[dev];
-+			&ios->layout->comps[cur_comp];
- 	struct osd_obj_id obj = {
- 		.partition = cred->oc_object_id.oid_partition_id,
- 		.id = cred->oc_object_id.oid_object_id,
-@@ -904,7 +900,7 @@ static int _write_mirrors(struct objio_s
- 	for (; cur_comp < last_comp; ++cur_comp, ++dev) {
- 		struct osd_request *or = NULL;
- 		struct pnfs_osd_object_cred *cred =
--					&ios->layout->comps[dev];
-+					&ios->layout->comps[cur_comp];
- 		struct osd_obj_id obj = {
- 			.partition = cred->oc_object_id.oid_partition_id,
- 			.id = cred->oc_object_id.oid_object_id,
---- vanilla-3.0.3.orig/fs/nfs/objlayout/pnfs_osd_xdr_cli.c
-+++ vanilla-3.0.3/fs/nfs/objlayout/pnfs_osd_xdr_cli.c
-@@ -170,6 +170,9 @@ int pnfs_osd_xdr_decode_layout_map(struc
- 	p = _osd_xdr_decode_data_map(p, &layout->olo_map);
- 	layout->olo_comps_index = be32_to_cpup(p++);
- 	layout->olo_num_comps = be32_to_cpup(p++);
-+	dprintk("%s: olo_comps_index=%d olo_num_comps=%d\n", __func__,
-+		layout->olo_comps_index, layout->olo_num_comps);
-+
- 	iter->total_comps = layout->olo_num_comps;
- 	return 0;
- }
---- vanilla-3.0.3.orig/fs/nfs/callback.h
-+++ vanilla-3.0.3/fs/nfs/callback.h
-@@ -38,6 +38,7 @@ enum nfs4_callback_opnum {
- struct cb_process_state {
- 	__be32			drc_status;
- 	struct nfs_client	*clp;
-+	int			slotid;
- };
- 
- struct cb_compound_hdr_arg {
-@@ -166,7 +167,6 @@ extern unsigned nfs4_callback_layoutreca
- 	void *dummy, struct cb_process_state *cps);
- 
- extern void nfs4_check_drain_bc_complete(struct nfs4_session *ses);
--extern void nfs4_cb_take_slot(struct nfs_client *clp);
- 
- struct cb_devicenotifyitem {
- 	uint32_t		cbd_notify_type;
---- vanilla-3.0.3.orig/fs/nfs/callback_proc.c
-+++ vanilla-3.0.3/fs/nfs/callback_proc.c
-@@ -333,7 +333,7 @@ validate_seqid(struct nfs4_slot_table *t
- 	/* Normal */
- 	if (likely(args->csa_sequenceid == slot->seq_nr + 1)) {
- 		slot->seq_nr++;
--		return htonl(NFS4_OK);
-+		goto out_ok;
- 	}
- 
- 	/* Replay */
-@@ -352,11 +352,14 @@ validate_seqid(struct nfs4_slot_table *t
- 	/* Wraparound */
- 	if (args->csa_sequenceid == 1 && (slot->seq_nr + 1) == 0) {
- 		slot->seq_nr = 1;
--		return htonl(NFS4_OK);
-+		goto out_ok;
- 	}
- 
- 	/* Misordered request */
- 	return htonl(NFS4ERR_SEQ_MISORDERED);
-+out_ok:
-+	tbl->highest_used_slotid = args->csa_slotid;
-+	return htonl(NFS4_OK);
- }
- 
- /*
-@@ -418,26 +421,37 @@ __be32 nfs4_callback_sequence(struct cb_
- 			      struct cb_sequenceres *res,
- 			      struct cb_process_state *cps)
- {
-+	struct nfs4_slot_table *tbl;
- 	struct nfs_client *clp;
- 	int i;
- 	__be32 status = htonl(NFS4ERR_BADSESSION);
- 
--	cps->clp = NULL;
--
- 	clp = nfs4_find_client_sessionid(args->csa_addr, &args->csa_sessionid);
- 	if (clp == NULL)
- 		goto out;
- 
-+	tbl = &clp->cl_session->bc_slot_table;
-+
-+	spin_lock(&tbl->slot_tbl_lock);
- 	/* state manager is resetting the session */
- 	if (test_bit(NFS4_SESSION_DRAINING, &clp->cl_session->session_state)) {
--		status = NFS4ERR_DELAY;
-+		spin_unlock(&tbl->slot_tbl_lock);
-+		status = htonl(NFS4ERR_DELAY);
-+		/* Return NFS4ERR_BADSESSION if we're draining the session
-+		 * in order to reset it.
-+		 */
-+		if (test_bit(NFS4CLNT_SESSION_RESET, &clp->cl_state))
-+			status = htonl(NFS4ERR_BADSESSION);
- 		goto out;
- 	}
- 
- 	status = validate_seqid(&clp->cl_session->bc_slot_table, args);
-+	spin_unlock(&tbl->slot_tbl_lock);
- 	if (status)
- 		goto out;
- 
-+	cps->slotid = args->csa_slotid;
-+
- 	/*
- 	 * Check for pending referring calls.  If a match is found, a
- 	 * related callback was received before the response to the original
-@@ -454,7 +468,6 @@ __be32 nfs4_callback_sequence(struct cb_
- 	res->csr_slotid = args->csa_slotid;
- 	res->csr_highestslotid = NFS41_BC_MAX_CALLBACKS - 1;
- 	res->csr_target_highestslotid = NFS41_BC_MAX_CALLBACKS - 1;
--	nfs4_cb_take_slot(clp);
- 
- out:
- 	cps->clp = clp; /* put in nfs4_callback_compound */
---- vanilla-3.0.3.orig/fs/nfs/callback_xdr.c
-+++ vanilla-3.0.3/fs/nfs/callback_xdr.c
-@@ -754,26 +754,15 @@ static void nfs4_callback_free_slot(stru
- 	 * Let the state manager know callback processing done.
- 	 * A single slot, so highest used slotid is either 0 or -1
- 	 */
--	tbl->highest_used_slotid--;
-+	tbl->highest_used_slotid = -1;
- 	nfs4_check_drain_bc_complete(session);
- 	spin_unlock(&tbl->slot_tbl_lock);
- }
- 
--static void nfs4_cb_free_slot(struct nfs_client *clp)
-+static void nfs4_cb_free_slot(struct cb_process_state *cps)
- {
--	if (clp && clp->cl_session)
--		nfs4_callback_free_slot(clp->cl_session);
--}
--
--/* A single slot, so highest used slotid is either 0 or -1 */
--void nfs4_cb_take_slot(struct nfs_client *clp)
--{
--	struct nfs4_slot_table *tbl = &clp->cl_session->bc_slot_table;
--
--	spin_lock(&tbl->slot_tbl_lock);
--	tbl->highest_used_slotid++;
--	BUG_ON(tbl->highest_used_slotid != 0);
--	spin_unlock(&tbl->slot_tbl_lock);
-+	if (cps->slotid != -1)
-+		nfs4_callback_free_slot(cps->clp->cl_session);
- }
- 
- #else /* CONFIG_NFS_V4_1 */
-@@ -784,7 +773,7 @@ preprocess_nfs41_op(int nop, unsigned in
- 	return htonl(NFS4ERR_MINOR_VERS_MISMATCH);
- }
- 
--static void nfs4_cb_free_slot(struct nfs_client *clp)
-+static void nfs4_cb_free_slot(struct cb_process_state *cps)
- {
- }
- #endif /* CONFIG_NFS_V4_1 */
-@@ -866,6 +855,7 @@ static __be32 nfs4_callback_compound(str
- 	struct cb_process_state cps = {
- 		.drc_status = 0,
- 		.clp = NULL,
-+		.slotid = -1,
- 	};
- 	unsigned int nops = 0;
- 
-@@ -906,7 +896,7 @@ static __be32 nfs4_callback_compound(str
- 
- 	*hdr_res.status = status;
- 	*hdr_res.nops = htonl(nops);
--	nfs4_cb_free_slot(cps.clp);
-+	nfs4_cb_free_slot(&cps);
- 	nfs_put_client(cps.clp);
- 	dprintk("%s: done, status = %u\n", __func__, ntohl(status));
- 	return rpc_success;
---- vanilla-3.0.3.orig/arch/x86/kernel/cpu/mtrr/main.c
-+++ vanilla-3.0.3/arch/x86/kernel/cpu/mtrr/main.c
-@@ -248,6 +248,25 @@ set_mtrr(unsigned int reg, unsigned long
- 	unsigned long flags;
- 	int cpu;
- 
-+#ifdef CONFIG_SMP
-+	/*
-+	 * If this cpu is not yet active, we are in the cpu online path. There
-+	 * can be no stop_machine() in parallel, as stop machine ensures this
-+	 * by using get_online_cpus(). We can skip taking the stop_cpus_mutex,
-+	 * as we don't need it and also we can't afford to block while waiting
-+	 * for the mutex.
-+	 *
-+	 * If this cpu is active, we need to prevent stop_machine() happening
-+	 * in parallel by taking the stop cpus mutex.
-+	 *
-+	 * Also, this is called in the context of cpu online path or in the
-+	 * context where cpu hotplug is prevented. So checking the active status
-+	 * of the raw_smp_processor_id() is safe.
-+	 */
-+	if (cpu_active(raw_smp_processor_id()))
-+		mutex_lock(&stop_cpus_mutex);
-+#endif
-+
- 	preempt_disable();
- 
- 	data.smp_reg = reg;
-@@ -330,6 +349,10 @@ set_mtrr(unsigned int reg, unsigned long
- 
- 	local_irq_restore(flags);
- 	preempt_enable();
-+#ifdef CONFIG_SMP
-+	if (cpu_active(raw_smp_processor_id()))
-+		mutex_unlock(&stop_cpus_mutex);
-+#endif
- }
- 
- /**
---- vanilla-3.0.3.orig/include/linux/stop_machine.h
-+++ vanilla-3.0.3/include/linux/stop_machine.h
-@@ -27,6 +27,8 @@ struct cpu_stop_work {
- 	struct cpu_stop_done	*done;
- };
- 
-+extern struct mutex stop_cpus_mutex;
-+
- int stop_one_cpu(unsigned int cpu, cpu_stop_fn_t fn, void *arg);
- void stop_one_cpu_nowait(unsigned int cpu, cpu_stop_fn_t fn, void *arg,
- 			 struct cpu_stop_work *work_buf);
---- vanilla-3.0.3.orig/kernel/stop_machine.c
-+++ vanilla-3.0.3/kernel/stop_machine.c
-@@ -132,8 +132,8 @@ void stop_one_cpu_nowait(unsigned int cp
- 	cpu_stop_queue_work(&per_cpu(cpu_stopper, cpu), work_buf);
- }
- 
-+DEFINE_MUTEX(stop_cpus_mutex);
- /* static data for stop_cpus */
--static DEFINE_MUTEX(stop_cpus_mutex);
- static DEFINE_PER_CPU(struct cpu_stop_work, stop_cpus_work);
- 
- int __stop_cpus(const struct cpumask *cpumask, cpu_stop_fn_t fn, void *arg)
---- vanilla-3.0.3.orig/fs/btrfs/extent-tree.c
-+++ vanilla-3.0.3/fs/btrfs/extent-tree.c
-@@ -1784,6 +1784,9 @@ static int btrfs_discard_extent(struct b
- 
- 
- 		for (i = 0; i < multi->num_stripes; i++, stripe++) {
-+			if (!stripe->dev->can_discard)
-+				continue;
-+
- 			ret = btrfs_issue_discard(stripe->dev->bdev,
- 						  stripe->physical,
- 						  stripe->length);
-@@ -1791,11 +1794,16 @@ static int btrfs_discard_extent(struct b
- 				discarded_bytes += stripe->length;
- 			else if (ret != -EOPNOTSUPP)
- 				break;
-+
-+			/*
-+			 * Just in case we get back EOPNOTSUPP for some reason,
-+			 * just ignore the return value so we don't screw up
-+			 * people calling discard_extent.
-+			 */
-+			ret = 0;
- 		}
- 		kfree(multi);
- 	}
--	if (discarded_bytes && ret == -EOPNOTSUPP)
--		ret = 0;
- 
- 	if (actual_bytes)
- 		*actual_bytes = discarded_bytes;
---- vanilla-3.0.3.orig/fs/btrfs/volumes.c
-+++ vanilla-3.0.3/fs/btrfs/volumes.c
-@@ -500,6 +500,9 @@ static int __btrfs_close_devices(struct 
- 			fs_devices->rw_devices--;
- 		}
- 
-+		if (device->can_discard)
-+			fs_devices->num_can_discard--;
-+
- 		new_device = kmalloc(sizeof(*new_device), GFP_NOFS);
- 		BUG_ON(!new_device);
- 		memcpy(new_device, device, sizeof(*new_device));
-@@ -508,6 +511,7 @@ static int __btrfs_close_devices(struct 
- 		new_device->bdev = NULL;
- 		new_device->writeable = 0;
- 		new_device->in_fs_metadata = 0;
-+		new_device->can_discard = 0;
- 		list_replace_rcu(&device->dev_list, &new_device->dev_list);
- 
- 		call_rcu(&device->rcu, free_device);
-@@ -547,6 +551,7 @@ int btrfs_close_devices(struct btrfs_fs_
- static int __btrfs_open_devices(struct btrfs_fs_devices *fs_devices,
- 				fmode_t flags, void *holder)
- {
-+	struct request_queue *q;
- 	struct block_device *bdev;
- 	struct list_head *head = &fs_devices->devices;
- 	struct btrfs_device *device;
-@@ -603,6 +608,12 @@ static int __btrfs_open_devices(struct b
- 			seeding = 0;
- 		}
- 
-+		q = bdev_get_queue(bdev);
-+		if (blk_queue_discard(q)) {
-+			device->can_discard = 1;
-+			fs_devices->num_can_discard++;
-+		}
-+
- 		device->bdev = bdev;
- 		device->in_fs_metadata = 0;
- 		device->mode = flags;
-@@ -1542,6 +1553,7 @@ error:
- 
- int btrfs_init_new_device(struct btrfs_root *root, char *device_path)
- {
-+	struct request_queue *q;
- 	struct btrfs_trans_handle *trans;
- 	struct btrfs_device *device;
- 	struct block_device *bdev;
-@@ -1611,6 +1623,9 @@ int btrfs_init_new_device(struct btrfs_r
- 
- 	lock_chunks(root);
- 
-+	q = bdev_get_queue(bdev);
-+	if (blk_queue_discard(q))
-+		device->can_discard = 1;
- 	device->writeable = 1;
- 	device->work.func = pending_bios_fn;
- 	generate_random_uuid(device->uuid);
-@@ -1646,6 +1661,8 @@ int btrfs_init_new_device(struct btrfs_r
- 	root->fs_info->fs_devices->num_devices++;
- 	root->fs_info->fs_devices->open_devices++;
- 	root->fs_info->fs_devices->rw_devices++;
-+	if (device->can_discard)
-+		root->fs_info->fs_devices->num_can_discard++;
- 	root->fs_info->fs_devices->total_rw_bytes += device->total_bytes;
- 
- 	if (!blk_queue_nonrot(bdev_get_queue(bdev)))
---- vanilla-3.0.3.orig/fs/btrfs/volumes.h
-+++ vanilla-3.0.3/fs/btrfs/volumes.h
-@@ -48,6 +48,7 @@ struct btrfs_device {
- 	int writeable;
- 	int in_fs_metadata;
- 	int missing;
-+	int can_discard;
- 
- 	spinlock_t io_lock;
- 
-@@ -104,6 +105,7 @@ struct btrfs_fs_devices {
- 	u64 rw_devices;
- 	u64 missing_devices;
- 	u64 total_rw_bytes;
-+	u64 num_can_discard;
- 	struct block_device *latest_bdev;
- 
- 	/* all of the devices in the FS, protected by a mutex
---- vanilla-3.0.3.orig/drivers/block/loop.c
-+++ vanilla-3.0.3/drivers/block/loop.c
-@@ -750,10 +750,10 @@ static ssize_t loop_attr_backing_file_sh
- 	ssize_t ret;
- 	char *p = NULL;
- 
--	mutex_lock(&lo->lo_ctl_mutex);
-+	spin_lock_irq(&lo->lo_lock);
- 	if (lo->lo_backing_file)
- 		p = d_path(&lo->lo_backing_file->f_path, buf, PAGE_SIZE - 1);
--	mutex_unlock(&lo->lo_ctl_mutex);
-+	spin_unlock_irq(&lo->lo_lock);
- 
- 	if (IS_ERR_OR_NULL(p))
- 		ret = PTR_ERR(p);
-@@ -1007,7 +1007,9 @@ static int loop_clr_fd(struct loop_devic
- 
- 	kthread_stop(lo->lo_thread);
- 
-+	spin_lock_irq(&lo->lo_lock);
- 	lo->lo_backing_file = NULL;
-+	spin_unlock_irq(&lo->lo_lock);
- 
- 	loop_release_xfer(lo);
- 	lo->transfer = NULL;
---- vanilla-3.0.3.orig/fs/btrfs/tree-log.c
-+++ vanilla-3.0.3/fs/btrfs/tree-log.c
-@@ -799,14 +799,15 @@ static noinline int add_inode_ref(struct
- 				  struct extent_buffer *eb, int slot,
- 				  struct btrfs_key *key)
- {
--	struct inode *dir;
--	int ret;
- 	struct btrfs_inode_ref *ref;
-+	struct btrfs_dir_item *di;
-+	struct inode *dir;
- 	struct inode *inode;
--	char *name;
--	int namelen;
- 	unsigned long ref_ptr;
- 	unsigned long ref_end;
-+	char *name;
-+	int namelen;
-+	int ret;
- 	int search_done = 0;
- 
- 	/*
-@@ -909,6 +910,25 @@ again:
- 	}
- 	btrfs_release_path(path);
- 
-+	/* look for a conflicting sequence number */
-+	di = btrfs_lookup_dir_index_item(trans, root, path, btrfs_ino(dir),
-+					 btrfs_inode_ref_index(eb, ref),
-+					 name, namelen, 0);
-+	if (di && !IS_ERR(di)) {
-+		ret = drop_one_dir_item(trans, root, path, dir, di);
-+		BUG_ON(ret);
-+	}
-+	btrfs_release_path(path);
-+
-+	/* look for a conflicing name */
-+	di = btrfs_lookup_dir_item(trans, root, path, btrfs_ino(dir),
-+				   name, namelen, 0);
-+	if (di && !IS_ERR(di)) {
-+		ret = drop_one_dir_item(trans, root, path, dir, di);
-+		BUG_ON(ret);
-+	}
-+	btrfs_release_path(path);
-+
- insert:
- 	/* insert our name */
- 	ret = btrfs_add_link(trans, dir, inode, name, namelen, 0,
---- vanilla-3.0.3.orig/sound/usb/mixer.c
-+++ vanilla-3.0.3/sound/usb/mixer.c
-@@ -152,6 +152,7 @@ static inline void check_mapped_dB(const
- 	if (p && p->dB) {
- 		cval->dBmin = p->dB->min;
- 		cval->dBmax = p->dB->max;
-+		cval->initialized = 1;
- 	}
- }
- 
-@@ -1092,7 +1093,7 @@ static void build_feature_ctl(struct mix
- 				" Switch" : " Volume");
- 		if (control == UAC_FU_VOLUME) {
- 			check_mapped_dB(map, cval);
--			if (cval->dBmin < cval->dBmax) {
-+			if (cval->dBmin < cval->dBmax || !cval->initialized) {
- 				kctl->tlv.c = mixer_vol_tlv;
- 				kctl->vd[0].access |= 
- 					SNDRV_CTL_ELEM_ACCESS_TLV_READ |
---- vanilla-3.0.3.orig/sound/usb/caiaq/audio.c
-+++ vanilla-3.0.3/sound/usb/caiaq/audio.c
-@@ -139,8 +139,12 @@ static void stream_stop(struct snd_usb_c
- 
- 	for (i = 0; i < N_URBS; i++) {
- 		usb_kill_urb(dev->data_urbs_in[i]);
--		usb_kill_urb(dev->data_urbs_out[i]);
-+
-+		if (test_bit(i, &dev->outurb_active_mask))
-+			usb_kill_urb(dev->data_urbs_out[i]);
- 	}
-+
-+	dev->outurb_active_mask = 0;
- }
- 
- static int snd_usb_caiaq_substream_open(struct snd_pcm_substream *substream)
-@@ -612,8 +616,8 @@ static void read_completed(struct urb *u
- {
- 	struct snd_usb_caiaq_cb_info *info = urb->context;
- 	struct snd_usb_caiaqdev *dev;
--	struct urb *out;
--	int frame, len, send_it = 0, outframe = 0;
-+	struct urb *out = NULL;
-+	int i, frame, len, send_it = 0, outframe = 0;
- 	size_t offset = 0;
- 
- 	if (urb->status || !info)
-@@ -624,7 +628,17 @@ static void read_completed(struct urb *u
- 	if (!dev->streaming)
- 		return;
- 
--	out = dev->data_urbs_out[info->index];
-+	/* find an unused output urb that is unused */
-+	for (i = 0; i < N_URBS; i++)
-+		if (test_and_set_bit(i, &dev->outurb_active_mask) == 0) {
-+			out = dev->data_urbs_out[i];
-+			break;
-+		}
-+
-+	if (!out) {
-+		log("Unable to find an output urb to use\n");
-+		goto requeue;
-+	}
- 
- 	/* read the recently received packet and send back one which has
- 	 * the same layout */
-@@ -655,8 +669,12 @@ static void read_completed(struct urb *u
- 		out->number_of_packets = outframe;
- 		out->transfer_flags = URB_ISO_ASAP;
- 		usb_submit_urb(out, GFP_ATOMIC);
-+	} else {
-+		struct snd_usb_caiaq_cb_info *oinfo = out->context;
-+		clear_bit(oinfo->index, &dev->outurb_active_mask);
- 	}
- 
-+requeue:
- 	/* re-submit inbound urb */
- 	for (frame = 0; frame < FRAMES_PER_URB; frame++) {
- 		urb->iso_frame_desc[frame].offset = BYTES_PER_FRAME * frame;
-@@ -678,6 +696,8 @@ static void write_completed(struct urb *
- 		dev->output_running = 1;
- 		wake_up(&dev->prepare_wait_queue);
- 	}
-+
-+	clear_bit(info->index, &dev->outurb_active_mask);
- }
- 
- static struct urb **alloc_urbs(struct snd_usb_caiaqdev *dev, int dir, int *ret)
-@@ -829,6 +849,9 @@ int snd_usb_caiaq_audio_init(struct snd_
- 	if (!dev->data_cb_info)
- 		return -ENOMEM;
- 
-+	dev->outurb_active_mask = 0;
-+	BUILD_BUG_ON(N_URBS > (sizeof(dev->outurb_active_mask) * 8));
-+
- 	for (i = 0; i < N_URBS; i++) {
- 		dev->data_cb_info[i].dev = dev;
- 		dev->data_cb_info[i].index = i;
---- vanilla-3.0.3.orig/sound/usb/caiaq/device.h
-+++ vanilla-3.0.3/sound/usb/caiaq/device.h
-@@ -96,6 +96,7 @@ struct snd_usb_caiaqdev {
- 	int input_panic, output_panic, warned;
- 	char *audio_in_buf, *audio_out_buf;
- 	unsigned int samplerates, bpp;
-+	unsigned long outurb_active_mask;
- 
- 	struct snd_pcm_substream *sub_playback[MAX_STREAMS];
- 	struct snd_pcm_substream *sub_capture[MAX_STREAMS];
---- vanilla-3.0.3.orig/sound/pci/ac97/ac97_patch.c
-+++ vanilla-3.0.3/sound/pci/ac97/ac97_patch.c
-@@ -1909,6 +1909,7 @@ static unsigned int ad1981_jacks_whiteli
- 	0x103c0944, /* HP nc6220 */
- 	0x103c0934, /* HP nc8220 */
- 	0x103c006d, /* HP nx9105 */
-+	0x103c300d, /* HP Compaq dc5100 SFF(PT003AW) */
- 	0x17340088, /* FSC Scenic-W */
- 	0 /* end */
- };
---- vanilla-3.0.3.orig/fs/ext4/ext4_jbd2.h
-+++ vanilla-3.0.3/fs/ext4/ext4_jbd2.h
-@@ -289,10 +289,10 @@ static inline int ext4_should_order_data
- 
- static inline int ext4_should_writeback_data(struct inode *inode)
- {
--	if (!S_ISREG(inode->i_mode))
--		return 0;
- 	if (EXT4_JOURNAL(inode) == NULL)
- 		return 1;
-+	if (!S_ISREG(inode->i_mode))
-+		return 0;
- 	if (ext4_test_inode_flag(inode, EXT4_INODE_JOURNAL_DATA))
- 		return 0;
- 	if (test_opt(inode->i_sb, DATA_FLAGS) == EXT4_MOUNT_WRITEBACK_DATA)
---- vanilla-3.0.3.orig/fs/ext4/inode.c
-+++ vanilla-3.0.3/fs/ext4/inode.c
-@@ -189,6 +189,12 @@ void ext4_evict_inode(struct inode *inod
- 	int err;
- 
- 	trace_ext4_evict_inode(inode);
-+
-+	mutex_lock(&inode->i_mutex);
-+	ext4_flush_completed_IO(inode);
-+	mutex_unlock(&inode->i_mutex);
-+	ext4_ioend_wait(inode);
-+
- 	if (inode->i_nlink) {
- 		truncate_inode_pages(&inode->i_data, 0);
- 		goto no_delete;
-@@ -1849,6 +1855,8 @@ static int ext4_journalled_write_end(str
- 	from = pos & (PAGE_CACHE_SIZE - 1);
- 	to = from + len;
- 
-+	BUG_ON(!ext4_handle_valid(handle));
-+
- 	if (copied < len) {
- 		if (!PageUptodate(page))
- 			copied = 0;
-@@ -2148,7 +2156,12 @@ static int mpage_da_submit_io(struct mpa
- 			else if (test_opt(inode->i_sb, MBLK_IO_SUBMIT))
- 				err = ext4_bio_write_page(&io_submit, page,
- 							  len, mpd->wbc);
--			else
-+			else if (buffer_uninit(page_bufs)) {
-+				ext4_set_bh_endio(page_bufs, inode);
-+				err = block_write_full_page_endio(page,
-+					noalloc_get_block_write,
-+					mpd->wbc, ext4_end_io_buffer_write);
-+			} else
- 				err = block_write_full_page(page,
- 					noalloc_get_block_write, mpd->wbc);
- 
-@@ -2564,6 +2577,8 @@ static int __ext4_journalled_writepage(s
- 		goto out;
- 	}
- 
-+	BUG_ON(!ext4_handle_valid(handle));
-+
- 	ret = walk_page_buffers(handle, page_bufs, 0, len, NULL,
- 				do_journal_get_write_access);
- 
-@@ -3635,8 +3650,15 @@ static void ext4_end_io_buffer_write(str
- 		goto out;
- 	}
- 
--	io_end->flag = EXT4_IO_END_UNWRITTEN;
-+	/*
-+	 * It may be over-defensive here to check EXT4_IO_END_UNWRITTEN now,
-+	 * but being more careful is always safe for the future change.
-+	 */
- 	inode = io_end->inode;
-+	if (!(io_end->flag & EXT4_IO_END_UNWRITTEN)) {
-+		io_end->flag |= EXT4_IO_END_UNWRITTEN;
-+		atomic_inc(&EXT4_I(inode)->i_aiodio_unwritten);
-+	}
- 
- 	/* Add the io_end to per-inode completed io list*/
- 	spin_lock_irqsave(&EXT4_I(inode)->i_completed_io_lock, flags);
---- vanilla-3.0.3.orig/fs/ext4/super.c
-+++ vanilla-3.0.3/fs/ext4/super.c
-@@ -892,7 +892,6 @@ static void ext4_i_callback(struct rcu_h
- 
- static void ext4_destroy_inode(struct inode *inode)
- {
--	ext4_ioend_wait(inode);
- 	if (!list_empty(&(EXT4_I(inode)->i_orphan))) {
- 		ext4_msg(inode->i_sb, KERN_ERR,
- 			 "Inode %lu (%p): orphan list check failed!",
---- vanilla-3.0.3.orig/fs/ext4/page-io.c
-+++ vanilla-3.0.3/fs/ext4/page-io.c
-@@ -338,8 +338,10 @@ submit_and_retry:
- 	if ((io_end->num_io_pages >= MAX_IO_PAGES) &&
- 	    (io_end->pages[io_end->num_io_pages-1] != io_page))
- 		goto submit_and_retry;
--	if (buffer_uninit(bh))
--		io->io_end->flag |= EXT4_IO_END_UNWRITTEN;
-+	if (buffer_uninit(bh) && !(io_end->flag & EXT4_IO_END_UNWRITTEN)) {
-+		io_end->flag |= EXT4_IO_END_UNWRITTEN;
-+		atomic_inc(&EXT4_I(inode)->i_aiodio_unwritten);
-+	}
- 	io->io_end->size += bh->b_size;
- 	io->io_next_block++;
- 	ret = bio_add_page(io->io_bio, bh->b_page, bh->b_size, bh_offset(bh));
---- vanilla-3.0.3.orig/drivers/block/xen-blkfront.c
-+++ vanilla-3.0.3/drivers/block/xen-blkfront.c
-@@ -123,8 +123,8 @@ static DEFINE_SPINLOCK(minor_lock);
- #define BLKIF_MINOR_EXT(dev) ((dev)&(~EXTENDED))
- #define EMULATED_HD_DISK_MINOR_OFFSET (0)
- #define EMULATED_HD_DISK_NAME_OFFSET (EMULATED_HD_DISK_MINOR_OFFSET / 256)
--#define EMULATED_SD_DISK_MINOR_OFFSET (EMULATED_HD_DISK_MINOR_OFFSET + (4 * 16))
--#define EMULATED_SD_DISK_NAME_OFFSET (EMULATED_HD_DISK_NAME_OFFSET + 4)
-+#define EMULATED_SD_DISK_MINOR_OFFSET (0)
-+#define EMULATED_SD_DISK_NAME_OFFSET (EMULATED_SD_DISK_MINOR_OFFSET / 256)
- 
- #define DEV_NAME	"xvd"	/* name in /dev */
- 
-@@ -529,7 +529,7 @@ static int xlvbd_alloc_gendisk(blkif_sec
- 		minor = BLKIF_MINOR_EXT(info->vdevice);
- 		nr_parts = PARTS_PER_EXT_DISK;
- 		offset = minor / nr_parts;
--		if (xen_hvm_domain() && offset <= EMULATED_HD_DISK_NAME_OFFSET + 4)
-+		if (xen_hvm_domain() && offset < EMULATED_HD_DISK_NAME_OFFSET + 4)
- 			printk(KERN_WARNING "blkfront: vdevice 0x%x might conflict with "
- 					"emulated IDE disks,\n\t choose an xvd device name"
- 					"from xvde on\n", info->vdevice);
---- vanilla-3.0.3.orig/arch/x86/include/asm/xen/page.h
-+++ vanilla-3.0.3/arch/x86/include/asm/xen/page.h
-@@ -39,7 +39,7 @@ typedef struct xpaddr {
-     ((unsigned long)((u64)CONFIG_XEN_MAX_DOMAIN_MEMORY * 1024 * 1024 * 1024 / PAGE_SIZE))
- 
- extern unsigned long *machine_to_phys_mapping;
--extern unsigned int   machine_to_phys_order;
-+extern unsigned long  machine_to_phys_nr;
- 
- extern unsigned long get_phys_to_machine(unsigned long pfn);
- extern bool set_phys_to_machine(unsigned long pfn, unsigned long mfn);
-@@ -87,7 +87,7 @@ static inline unsigned long mfn_to_pfn(u
- 	if (xen_feature(XENFEAT_auto_translated_physmap))
- 		return mfn;
- 
--	if (unlikely((mfn >> machine_to_phys_order) != 0)) {
-+	if (unlikely(mfn >= machine_to_phys_nr)) {
- 		pfn = ~0;
- 		goto try_override;
- 	}
---- vanilla-3.0.3.orig/arch/x86/xen/enlighten.c
-+++ vanilla-3.0.3/arch/x86/xen/enlighten.c
-@@ -77,8 +77,8 @@ EXPORT_SYMBOL_GPL(xen_domain_type);
- 
- unsigned long *machine_to_phys_mapping = (void *)MACH2PHYS_VIRT_START;
- EXPORT_SYMBOL(machine_to_phys_mapping);
--unsigned int   machine_to_phys_order;
--EXPORT_SYMBOL(machine_to_phys_order);
-+unsigned long  machine_to_phys_nr;
-+EXPORT_SYMBOL(machine_to_phys_nr);
- 
- struct start_info *xen_start_info;
- EXPORT_SYMBOL_GPL(xen_start_info);
---- vanilla-3.0.3.orig/arch/x86/xen/mmu.c
-+++ vanilla-3.0.3/arch/x86/xen/mmu.c
-@@ -1626,15 +1626,19 @@ static void __init xen_map_identity_earl
- void __init xen_setup_machphys_mapping(void)
- {
- 	struct xen_machphys_mapping mapping;
--	unsigned long machine_to_phys_nr_ents;
- 
- 	if (HYPERVISOR_memory_op(XENMEM_machphys_mapping, &mapping) == 0) {
- 		machine_to_phys_mapping = (unsigned long *)mapping.v_start;
--		machine_to_phys_nr_ents = mapping.max_mfn + 1;
-+		machine_to_phys_nr = mapping.max_mfn + 1;
- 	} else {
--		machine_to_phys_nr_ents = MACH2PHYS_NR_ENTRIES;
-+		machine_to_phys_nr = MACH2PHYS_NR_ENTRIES;
- 	}
--	machine_to_phys_order = fls(machine_to_phys_nr_ents - 1);
-+#ifdef CONFIG_X86_32
-+	if ((machine_to_phys_mapping + machine_to_phys_nr)
-+	    < machine_to_phys_mapping)
-+		machine_to_phys_nr = (unsigned long *)NULL
-+				     - machine_to_phys_mapping;
-+#endif
- }
- 
- #ifdef CONFIG_X86_64
---- vanilla-3.0.3.orig/arch/x86/xen/smp.c
-+++ vanilla-3.0.3/arch/x86/xen/smp.c
-@@ -521,8 +521,6 @@ static void __init xen_hvm_smp_prepare_c
- 	native_smp_prepare_cpus(max_cpus);
- 	WARN_ON(xen_smp_intr_init(0));
- 
--	if (!xen_have_vector_callback)
--		return;
- 	xen_init_lock_cpu(0);
- 	xen_init_spinlocks();
- }
-@@ -546,6 +544,8 @@ static void xen_hvm_cpu_die(unsigned int
- 
- void __init xen_hvm_smp_init(void)
- {
-+	if (!xen_have_vector_callback)
-+		return;
- 	smp_ops.smp_prepare_cpus = xen_hvm_smp_prepare_cpus;
- 	smp_ops.smp_send_reschedule = xen_smp_send_reschedule;
- 	smp_ops.cpu_up = xen_hvm_cpu_up;
---- vanilla-3.0.3.orig/arch/x86/platform/olpc/olpc.c
-+++ vanilla-3.0.3/arch/x86/platform/olpc/olpc.c
-@@ -157,13 +157,13 @@ restart:
- 	if (inbuf && inlen) {
- 		/* write data to EC */
- 		for (i = 0; i < inlen; i++) {
-+			pr_devel("olpc-ec:  sending cmd arg 0x%x\n", inbuf[i]);
-+			outb(inbuf[i], 0x68);
- 			if (wait_on_ibf(0x6c, 0)) {
- 				printk(KERN_ERR "olpc-ec:  timeout waiting for"
- 						" EC accept data!\n");
- 				goto err;
- 			}
--			pr_devel("olpc-ec:  sending cmd arg 0x%x\n", inbuf[i]);
--			outb(inbuf[i], 0x68);
- 		}
- 	}
- 	if (outbuf && outlen) {
---- vanilla-3.0.3.orig/arch/x86/vdso/vdso32/sysenter.S
-+++ vanilla-3.0.3/arch/x86/vdso/vdso32/sysenter.S
-@@ -43,7 +43,7 @@ __kernel_vsyscall:
- 	.space 7,0x90
- 
- 	/* 14: System call restart point is here! (SYSENTER_RETURN-2) */
--	jmp .Lenter_kernel
-+	int $0x80
- 	/* 16: System call normal return point is here! */
- VDSO32_SYSENTER_RETURN:	/* Symbol used by sysenter.c via vdso32-syms.h */
- 	pop %ebp
---- vanilla-3.0.3.orig/arch/x86/kernel/apic/x2apic_uv_x.c
-+++ vanilla-3.0.3/arch/x86/kernel/apic/x2apic_uv_x.c
-@@ -207,7 +207,6 @@ static int __cpuinit uv_wakeup_secondary
- 	    ((start_rip << UVH_IPI_INT_VECTOR_SHFT) >> 12) |
- 	    APIC_DM_INIT;
- 	uv_write_global_mmr64(pnode, UVH_IPI_INT, val);
--	mdelay(10);
- 
- 	val = (1UL << UVH_IPI_INT_SEND_SHFT) |
- 	    (phys_apicid << UVH_IPI_INT_APIC_ID_SHFT) |
---- vanilla-3.0.3.orig/drivers/gpu/drm/ttm/ttm_bo.c
-+++ vanilla-3.0.3/drivers/gpu/drm/ttm/ttm_bo.c
-@@ -353,8 +353,10 @@ static int ttm_bo_add_ttm(struct ttm_buf
- 
- 		ret = ttm_tt_set_user(bo->ttm, current,
- 				      bo->buffer_start, bo->num_pages);
--		if (unlikely(ret != 0))
-+		if (unlikely(ret != 0)) {
- 			ttm_tt_destroy(bo->ttm);
-+			bo->ttm = NULL;
-+		}
- 		break;
- 	default:
- 		printk(KERN_ERR TTM_PFX "Illegal buffer object type\n");
---- vanilla-3.0.3.orig/drivers/gpu/drm/radeon/radeon_connectors.c
-+++ vanilla-3.0.3/drivers/gpu/drm/radeon/radeon_connectors.c
-@@ -466,6 +466,16 @@ static bool radeon_connector_needs_exten
- 		    (supported_device == ATOM_DEVICE_DFP2_SUPPORT))
- 			return true;
- 	}
-+	/* TOSHIBA Satellite L300D with ATI Mobility Radeon x1100
-+	 * (RS690M) sends data to i2c bus for a HDMI connector that
-+	 * is not implemented */
-+	if ((dev->pdev->device == 0x791f) &&
-+	    (dev->pdev->subsystem_vendor == 0x1179) &&
-+	    (dev->pdev->subsystem_device == 0xff68)) {
-+		if ((connector_type == DRM_MODE_CONNECTOR_HDMIA) &&
-+		    (supported_device == ATOM_DEVICE_DFP2_SUPPORT))
-+			return true;
-+	}
- 
- 	/* Default: no EDID header probe required for DDC probing */
- 	return false;
---- vanilla-3.0.3.orig/fs/fuse/dev.c
-+++ vanilla-3.0.3/fs/fuse/dev.c
-@@ -1358,6 +1358,10 @@ static int fuse_notify_inval_entry(struc
- 	if (outarg.namelen > FUSE_NAME_MAX)
- 		goto err;
- 
-+	err = -EINVAL;
-+	if (size != sizeof(outarg) + outarg.namelen + 1)
-+		goto err;
-+
- 	name.name = buf;
- 	name.len = outarg.namelen;
- 	err = fuse_copy_one(cs, buf, outarg.namelen + 1);
---- vanilla-3.0.3.orig/drivers/net/wireless/rt2x00/rt2x00usb.c
-+++ vanilla-3.0.3/drivers/net/wireless/rt2x00/rt2x00usb.c
-@@ -262,23 +262,20 @@ static void rt2x00usb_interrupt_txdone(s
- 	struct queue_entry *entry = (struct queue_entry *)urb->context;
- 	struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev;
- 
--	if (!test_and_clear_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags))
-+	if (!test_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags))
- 		return;
--
--	if (rt2x00dev->ops->lib->tx_dma_done)
--		rt2x00dev->ops->lib->tx_dma_done(entry);
--
--	/*
--	 * Report the frame as DMA done
--	 */
--	rt2x00lib_dmadone(entry);
--
- 	/*
- 	 * Check if the frame was correctly uploaded
- 	 */
- 	if (urb->status)
- 		set_bit(ENTRY_DATA_IO_FAILED, &entry->flags);
-+	/*
-+	 * Report the frame as DMA done
-+	 */
-+	rt2x00lib_dmadone(entry);
- 
-+	if (rt2x00dev->ops->lib->tx_dma_done)
-+		rt2x00dev->ops->lib->tx_dma_done(entry);
- 	/*
- 	 * Schedule the delayed work for reading the TX status
- 	 * from the device.
---- vanilla-3.0.3.orig/drivers/mmc/host/sdhci.c
-+++ vanilla-3.0.3/drivers/mmc/host/sdhci.c
-@@ -1863,9 +1863,6 @@ static void sdhci_tasklet_finish(unsigne
- 
- 	del_timer(&host->timer);
- 
--	if (host->version >= SDHCI_SPEC_300)
--		del_timer(&host->tuning_timer);
--
- 	mrq = host->mrq;
- 
- 	/*
---- vanilla-3.0.3.orig/drivers/net/igb/e1000_82575.c
-+++ vanilla-3.0.3/drivers/net/igb/e1000_82575.c
-@@ -1735,6 +1735,7 @@ static s32 igb_reset_hw_82580(struct e10
- 		ctrl |= E1000_CTRL_RST;
- 
- 	wr32(E1000_CTRL, ctrl);
-+	wrfl();
- 
- 	/* Add delay to insure DEV_RST has time to complete */
- 	if (global_device_reset)
+nil


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