diff --git a/cfg80211-don-t-WARN-about-two-consecutive-Country-IE.patch b/cfg80211-don-t-WARN-about-two-consecutive-Country-IE.patch index 539f21cd3..097be41cf 100644 --- a/cfg80211-don-t-WARN-about-two-consecutive-Country-IE.patch +++ b/cfg80211-don-t-WARN-about-two-consecutive-Country-IE.patch @@ -1,4 +1,3 @@ -From e95a7085483366d52dd93b9fe8258ea77b99b89a Mon Sep 17 00:00:00 2001 From: Emmanuel Grumbach Date: Tue, 2 Dec 2014 09:53:25 +0200 Subject: [PATCH] cfg80211: don't WARN about two consecutive Country IE hint diff --git a/deal-with-deadlock-in-d_walk.patch b/deal-with-deadlock-in-d_walk.patch new file mode 100644 index 000000000..fd0e21c33 --- /dev/null +++ b/deal-with-deadlock-in-d_walk.patch @@ -0,0 +1,86 @@ +From: Al Viro +Date: Sun, 26 Oct 2014 19:31:10 -0400 +Subject: [PATCH] deal with deadlock in d_walk() + +... by not hitting rename_retry for reasons other than rename having +happened. In other words, do _not_ restart when finding that +between unlocking the child and locking the parent the former got +into __dentry_kill(). Skip the killed siblings instead... + +Signed-off-by: Al Viro +--- + fs/dcache.c | 31 ++++++++++++++++--------------- + 1 file changed, 16 insertions(+), 15 deletions(-) + +diff --git a/fs/dcache.c b/fs/dcache.c +index c3ea5b765f6a..71acf8d6f2be 100644 +--- a/fs/dcache.c ++++ b/fs/dcache.c +@@ -495,7 +495,7 @@ static void __dentry_kill(struct dentry *dentry) + } + /* if it was on the hash then remove it */ + __d_drop(dentry); +- list_del(&dentry->d_child); ++ __list_del_entry(&dentry->d_child); + /* + * Inform d_walk() that we are no longer attached to the + * dentry tree +@@ -1082,33 +1082,31 @@ resume: + /* + * All done at this level ... ascend and resume the search. + */ ++ rcu_read_lock(); ++ascend: + if (this_parent != parent) { + struct dentry *child = this_parent; + this_parent = child->d_parent; + +- rcu_read_lock(); + spin_unlock(&child->d_lock); + spin_lock(&this_parent->d_lock); + +- /* +- * might go back up the wrong parent if we have had a rename +- * or deletion +- */ +- if (this_parent != child->d_parent || +- (child->d_flags & DCACHE_DENTRY_KILLED) || +- need_seqretry(&rename_lock, seq)) { +- spin_unlock(&this_parent->d_lock); +- rcu_read_unlock(); ++ /* might go back up the wrong parent if we have had a rename. */ ++ if (need_seqretry(&rename_lock, seq)) + goto rename_retry; ++ next = child->d_child.next; ++ while (unlikely(child->d_flags & DCACHE_DENTRY_KILLED)) { ++ if (next == &this_parent->d_subdirs) ++ goto ascend; ++ child = list_entry(next, struct dentry, d_child); ++ next = next->next; + } + rcu_read_unlock(); +- next = child->d_child.next; + goto resume; + } +- if (need_seqretry(&rename_lock, seq)) { +- spin_unlock(&this_parent->d_lock); ++ if (need_seqretry(&rename_lock, seq)) + goto rename_retry; +- } ++ rcu_read_unlock(); + if (finish) + finish(data); + +@@ -1118,6 +1116,9 @@ out_unlock: + return; + + rename_retry: ++ spin_unlock(&this_parent->d_lock); ++ rcu_read_unlock(); ++ BUG_ON(seq & 1); + if (!retry) + return; + seq = 1; +-- +2.1.0 + diff --git a/kernel.spec b/kernel.spec index b73950aac..25e337239 100644 --- a/kernel.spec +++ b/kernel.spec @@ -623,6 +623,10 @@ Patch26094: uas-Add-US_FL_NO_REPORT_OPCODES-for-JMicron-JMS566-w.patch #rhbz 1172543 Patch26096: cfg80211-don-t-WARN-about-two-consecutive-Country-IE.patch +#CVE-2014-8559 rhbz 1159313 1173814 +Patch26098: move-d_rcu-from-overlapping-d_child-to-overlapping-d.patch +Patch26099: deal-with-deadlock-in-d_walk.patch + # git clone ssh://git.fedorahosted.org/git/kernel-arm64.git, git diff master...devel Patch30000: kernel-arm64.patch @@ -1355,6 +1359,10 @@ ApplyPatch uas-Add-US_FL_NO_REPORT_OPCODES-for-JMicron-JMS566-w.patch #rhbz 1172543 ApplyPatch cfg80211-don-t-WARN-about-two-consecutive-Country-IE.patch +#CVE-2014-8559 rhbz 1159313 1173814 +ApplyPatch move-d_rcu-from-overlapping-d_child-to-overlapping-d.patch +ApplyPatch deal-with-deadlock-in-d_walk.patch + %if 0%{?aarch64patches} ApplyPatch kernel-arm64.patch %ifnarch aarch64 # this is stupid, but i want to notice before secondary koji does. @@ -2223,6 +2231,9 @@ fi # ||----w | # || || %changelog +* Mon Dec 15 2014 Josh Boyer +- CVE-2014-8559 deadlock due to incorrect usage of rename_lock (rhbz 1159313 1173814) + * Fri Dec 12 2014 Kyle McMartin - build in ahci_platform on aarch64 temporarily. diff --git a/move-d_rcu-from-overlapping-d_child-to-overlapping-d.patch b/move-d_rcu-from-overlapping-d_child-to-overlapping-d.patch new file mode 100644 index 000000000..032132ca0 --- /dev/null +++ b/move-d_rcu-from-overlapping-d_child-to-overlapping-d.patch @@ -0,0 +1,743 @@ +From: Al Viro +Date: Sun, 26 Oct 2014 19:19:16 -0400 +Subject: [PATCH] move d_rcu from overlapping d_child to overlapping d_alias + +Signed-off-by: Al Viro +--- + arch/powerpc/platforms/cell/spufs/inode.c | 2 +- + drivers/staging/lustre/lustre/llite/dcache.c | 2 +- + drivers/staging/lustre/lustre/llite/llite_lib.c | 2 +- + drivers/staging/lustre/lustre/llite/namei.c | 8 ++-- + fs/affs/amigaffs.c | 2 +- + fs/autofs4/expire.c | 12 +++--- + fs/autofs4/root.c | 2 +- + fs/ceph/dir.c | 8 ++-- + fs/ceph/inode.c | 2 +- + fs/cifs/inode.c | 2 +- + fs/coda/cache.c | 2 +- + fs/dcache.c | 53 ++++++++++++------------- + fs/debugfs/inode.c | 2 +- + fs/exportfs/expfs.c | 2 +- + fs/libfs.c | 12 +++--- + fs/ncpfs/dir.c | 2 +- + fs/ncpfs/ncplib_kernel.h | 4 +- + fs/nfs/getroot.c | 2 +- + fs/notify/fsnotify.c | 4 +- + fs/ocfs2/dcache.c | 2 +- + include/linux/dcache.h | 8 ++-- + kernel/trace/trace.c | 4 +- + kernel/trace/trace_events.c | 2 +- + security/selinux/selinuxfs.c | 6 +-- + 24 files changed, 73 insertions(+), 74 deletions(-) + +diff --git a/arch/powerpc/platforms/cell/spufs/inode.c b/arch/powerpc/platforms/cell/spufs/inode.c +index 87ba7cf99cd7..65d633f20d37 100644 +--- a/arch/powerpc/platforms/cell/spufs/inode.c ++++ b/arch/powerpc/platforms/cell/spufs/inode.c +@@ -164,7 +164,7 @@ static void spufs_prune_dir(struct dentry *dir) + struct dentry *dentry, *tmp; + + mutex_lock(&dir->d_inode->i_mutex); +- list_for_each_entry_safe(dentry, tmp, &dir->d_subdirs, d_u.d_child) { ++ list_for_each_entry_safe(dentry, tmp, &dir->d_subdirs, d_child) { + spin_lock(&dentry->d_lock); + if (!(d_unhashed(dentry)) && dentry->d_inode) { + dget_dlock(dentry); +diff --git a/drivers/staging/lustre/lustre/llite/dcache.c b/drivers/staging/lustre/lustre/llite/dcache.c +index 439e4875b05c..311907b762bd 100644 +--- a/drivers/staging/lustre/lustre/llite/dcache.c ++++ b/drivers/staging/lustre/lustre/llite/dcache.c +@@ -258,7 +258,7 @@ void ll_invalidate_aliases(struct inode *inode) + inode->i_ino, inode->i_generation, inode); + + ll_lock_dcache(inode); +- ll_d_hlist_for_each_entry(dentry, p, &inode->i_dentry, d_alias) { ++ ll_d_hlist_for_each_entry(dentry, p, &inode->i_dentry, d_u.d_alias) { + CDEBUG(D_DENTRY, "dentry in drop %.*s (%p) parent %p " + "inode %p flags %d\n", dentry->d_name.len, + dentry->d_name.name, dentry, dentry->d_parent, +diff --git a/drivers/staging/lustre/lustre/llite/llite_lib.c b/drivers/staging/lustre/lustre/llite/llite_lib.c +index a8bcc51057f1..f4ca7b753021 100644 +--- a/drivers/staging/lustre/lustre/llite/llite_lib.c ++++ b/drivers/staging/lustre/lustre/llite/llite_lib.c +@@ -711,7 +711,7 @@ void lustre_dump_dentry(struct dentry *dentry, int recur) + return; + + list_for_each(tmp, &dentry->d_subdirs) { +- struct dentry *d = list_entry(tmp, struct dentry, d_u.d_child); ++ struct dentry *d = list_entry(tmp, struct dentry, d_child); + lustre_dump_dentry(d, recur - 1); + } + } +diff --git a/drivers/staging/lustre/lustre/llite/namei.c b/drivers/staging/lustre/lustre/llite/namei.c +index 7a68c1e027e0..6dfd98509268 100644 +--- a/drivers/staging/lustre/lustre/llite/namei.c ++++ b/drivers/staging/lustre/lustre/llite/namei.c +@@ -167,14 +167,14 @@ static void ll_invalidate_negative_children(struct inode *dir) + struct ll_d_hlist_node *p; + + ll_lock_dcache(dir); +- ll_d_hlist_for_each_entry(dentry, p, &dir->i_dentry, d_alias) { ++ ll_d_hlist_for_each_entry(dentry, p, &dir->i_dentry, d_u.d_alias) { + spin_lock(&dentry->d_lock); + if (!list_empty(&dentry->d_subdirs)) { + struct dentry *child; + + list_for_each_entry_safe(child, tmp_subdir, + &dentry->d_subdirs, +- d_u.d_child) { ++ d_child) { + if (child->d_inode == NULL) + d_lustre_invalidate(child, 1); + } +@@ -362,7 +362,7 @@ static struct dentry *ll_find_alias(struct inode *inode, struct dentry *dentry) + discon_alias = invalid_alias = NULL; + + ll_lock_dcache(inode); +- ll_d_hlist_for_each_entry(alias, p, &inode->i_dentry, d_alias) { ++ ll_d_hlist_for_each_entry(alias, p, &inode->i_dentry, d_u.d_alias) { + LASSERT(alias != dentry); + + spin_lock(&alias->d_lock); +@@ -953,7 +953,7 @@ static void ll_get_child_fid(struct inode * dir, struct qstr *name, + { + struct dentry *parent, *child; + +- parent = ll_d_hlist_entry(dir->i_dentry, struct dentry, d_alias); ++ parent = ll_d_hlist_entry(dir->i_dentry, struct dentry, d_u.d_alias); + child = d_lookup(parent, name); + if (child) { + if (child->d_inode) +diff --git a/fs/affs/amigaffs.c b/fs/affs/amigaffs.c +index abc853968fed..937ce8754b24 100644 +--- a/fs/affs/amigaffs.c ++++ b/fs/affs/amigaffs.c +@@ -125,7 +125,7 @@ affs_fix_dcache(struct inode *inode, u32 entry_ino) + { + struct dentry *dentry; + spin_lock(&inode->i_lock); +- hlist_for_each_entry(dentry, &inode->i_dentry, d_alias) { ++ hlist_for_each_entry(dentry, &inode->i_dentry, d_u.d_alias) { + if (entry_ino == (u32)(long)dentry->d_fsdata) { + dentry->d_fsdata = (void *)inode->i_ino; + break; +diff --git a/fs/autofs4/expire.c b/fs/autofs4/expire.c +index 683a5b9ce22a..dcdec6fd33c6 100644 +--- a/fs/autofs4/expire.c ++++ b/fs/autofs4/expire.c +@@ -85,7 +85,7 @@ static struct dentry *get_next_positive_subdir(struct dentry *prev, + spin_lock(&root->d_lock); + + if (prev) +- next = prev->d_u.d_child.next; ++ next = prev->d_child.next; + else { + prev = dget_dlock(root); + next = prev->d_subdirs.next; +@@ -99,13 +99,13 @@ cont: + return NULL; + } + +- q = list_entry(next, struct dentry, d_u.d_child); ++ q = list_entry(next, struct dentry, d_child); + + spin_lock_nested(&q->d_lock, DENTRY_D_LOCK_NESTED); + /* Already gone or negative dentry (under construction) - try next */ + if (!d_count(q) || !simple_positive(q)) { + spin_unlock(&q->d_lock); +- next = q->d_u.d_child.next; ++ next = q->d_child.next; + goto cont; + } + dget_dlock(q); +@@ -155,13 +155,13 @@ again: + goto relock; + } + spin_unlock(&p->d_lock); +- next = p->d_u.d_child.next; ++ next = p->d_child.next; + p = parent; + if (next != &parent->d_subdirs) + break; + } + } +- ret = list_entry(next, struct dentry, d_u.d_child); ++ ret = list_entry(next, struct dentry, d_child); + + spin_lock_nested(&ret->d_lock, DENTRY_D_LOCK_NESTED); + /* Negative dentry - try next */ +@@ -489,7 +489,7 @@ found: + spin_lock(&sbi->lookup_lock); + spin_lock(&expired->d_parent->d_lock); + spin_lock_nested(&expired->d_lock, DENTRY_D_LOCK_NESTED); +- list_move(&expired->d_parent->d_subdirs, &expired->d_u.d_child); ++ list_move(&expired->d_parent->d_subdirs, &expired->d_child); + spin_unlock(&expired->d_lock); + spin_unlock(&expired->d_parent->d_lock); + spin_unlock(&sbi->lookup_lock); +diff --git a/fs/autofs4/root.c b/fs/autofs4/root.c +index d76d083f2f06..0822c9eacc56 100644 +--- a/fs/autofs4/root.c ++++ b/fs/autofs4/root.c +@@ -687,7 +687,7 @@ static void autofs_clear_leaf_automount_flags(struct dentry *dentry) + /* only consider parents below dentrys in the root */ + if (IS_ROOT(parent->d_parent)) + return; +- d_child = &dentry->d_u.d_child; ++ d_child = &dentry->d_child; + /* Set parent managed if it's becoming empty */ + if (d_child->next == &parent->d_subdirs && + d_child->prev == &parent->d_subdirs) +diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c +index e6d63f8f98c0..695e7888fef8 100644 +--- a/fs/ceph/dir.c ++++ b/fs/ceph/dir.c +@@ -111,7 +111,7 @@ static int fpos_cmp(loff_t l, loff_t r) + /* + * When possible, we try to satisfy a readdir by peeking at the + * dcache. We make this work by carefully ordering dentries on +- * d_u.d_child when we initially get results back from the MDS, and ++ * d_child when we initially get results back from the MDS, and + * falling back to a "normal" sync readdir if any dentries in the dir + * are dropped. + * +@@ -147,11 +147,11 @@ static int __dcache_readdir(struct file *file, struct dir_context *ctx, + p = parent->d_subdirs.prev; + dout(" initial p %p/%p\n", p->prev, p->next); + } else { +- p = last->d_u.d_child.prev; ++ p = last->d_child.prev; + } + + more: +- dentry = list_entry(p, struct dentry, d_u.d_child); ++ dentry = list_entry(p, struct dentry, d_child); + di = ceph_dentry(dentry); + while (1) { + dout(" p %p/%p %s d_subdirs %p/%p\n", p->prev, p->next, +@@ -174,7 +174,7 @@ more: + !dentry->d_inode ? " null" : ""); + spin_unlock(&dentry->d_lock); + p = p->prev; +- dentry = list_entry(p, struct dentry, d_u.d_child); ++ dentry = list_entry(p, struct dentry, d_child); + di = ceph_dentry(dentry); + } + +diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c +index 7b6139004401..7a1df90c7771 100644 +--- a/fs/ceph/inode.c ++++ b/fs/ceph/inode.c +@@ -1399,7 +1399,7 @@ retry_lookup: + /* reorder parent's d_subdirs */ + spin_lock(&parent->d_lock); + spin_lock_nested(&dn->d_lock, DENTRY_D_LOCK_NESTED); +- list_move(&dn->d_u.d_child, &parent->d_subdirs); ++ list_move(&dn->d_child, &parent->d_subdirs); + spin_unlock(&dn->d_lock); + spin_unlock(&parent->d_lock); + } +diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c +index 197cb503d528..0c3ce464cae4 100644 +--- a/fs/cifs/inode.c ++++ b/fs/cifs/inode.c +@@ -895,7 +895,7 @@ inode_has_hashed_dentries(struct inode *inode) + struct dentry *dentry; + + spin_lock(&inode->i_lock); +- hlist_for_each_entry(dentry, &inode->i_dentry, d_alias) { ++ hlist_for_each_entry(dentry, &inode->i_dentry, d_u.d_alias) { + if (!d_unhashed(dentry) || IS_ROOT(dentry)) { + spin_unlock(&inode->i_lock); + return true; +diff --git a/fs/coda/cache.c b/fs/coda/cache.c +index 278f8fdeb9ef..46ee6f238985 100644 +--- a/fs/coda/cache.c ++++ b/fs/coda/cache.c +@@ -92,7 +92,7 @@ static void coda_flag_children(struct dentry *parent, int flag) + struct dentry *de; + + spin_lock(&parent->d_lock); +- list_for_each_entry(de, &parent->d_subdirs, d_u.d_child) { ++ list_for_each_entry(de, &parent->d_subdirs, d_child) { + /* don't know what to do with negative dentries */ + if (de->d_inode ) + coda_flag_inode(de->d_inode, flag); +diff --git a/fs/dcache.c b/fs/dcache.c +index 5bc72b07fde2..c3ea5b765f6a 100644 +--- a/fs/dcache.c ++++ b/fs/dcache.c +@@ -44,7 +44,7 @@ + /* + * Usage: + * dcache->d_inode->i_lock protects: +- * - i_dentry, d_alias, d_inode of aliases ++ * - i_dentry, d_u.d_alias, d_inode of aliases + * dcache_hash_bucket lock protects: + * - the dcache hash table + * s_anon bl list spinlock protects: +@@ -59,7 +59,7 @@ + * - d_unhashed() + * - d_parent and d_subdirs + * - childrens' d_child and d_parent +- * - d_alias, d_inode ++ * - d_u.d_alias, d_inode + * + * Ordering: + * dentry->d_inode->i_lock +@@ -252,14 +252,12 @@ static void __d_free(struct rcu_head *head) + { + struct dentry *dentry = container_of(head, struct dentry, d_u.d_rcu); + +- WARN_ON(!hlist_unhashed(&dentry->d_alias)); + kmem_cache_free(dentry_cache, dentry); + } + + static void __d_free_external(struct rcu_head *head) + { + struct dentry *dentry = container_of(head, struct dentry, d_u.d_rcu); +- WARN_ON(!hlist_unhashed(&dentry->d_alias)); + kfree(external_name(dentry)); + kmem_cache_free(dentry_cache, dentry); + } +@@ -271,6 +269,7 @@ static inline int dname_external(const struct dentry *dentry) + + static void dentry_free(struct dentry *dentry) + { ++ WARN_ON(!hlist_unhashed(&dentry->d_u.d_alias)); + if (unlikely(dname_external(dentry))) { + struct external_name *p = external_name(dentry); + if (likely(atomic_dec_and_test(&p->u.count))) { +@@ -311,7 +310,7 @@ static void dentry_iput(struct dentry * dentry) + struct inode *inode = dentry->d_inode; + if (inode) { + dentry->d_inode = NULL; +- hlist_del_init(&dentry->d_alias); ++ hlist_del_init(&dentry->d_u.d_alias); + spin_unlock(&dentry->d_lock); + spin_unlock(&inode->i_lock); + if (!inode->i_nlink) +@@ -336,7 +335,7 @@ static void dentry_unlink_inode(struct dentry * dentry) + struct inode *inode = dentry->d_inode; + __d_clear_type(dentry); + dentry->d_inode = NULL; +- hlist_del_init(&dentry->d_alias); ++ hlist_del_init(&dentry->d_u.d_alias); + dentry_rcuwalk_barrier(dentry); + spin_unlock(&dentry->d_lock); + spin_unlock(&inode->i_lock); +@@ -496,7 +495,7 @@ static void __dentry_kill(struct dentry *dentry) + } + /* if it was on the hash then remove it */ + __d_drop(dentry); +- list_del(&dentry->d_u.d_child); ++ list_del(&dentry->d_child); + /* + * Inform d_walk() that we are no longer attached to the + * dentry tree +@@ -722,7 +721,7 @@ static struct dentry *__d_find_alias(struct inode *inode) + + again: + discon_alias = NULL; +- hlist_for_each_entry(alias, &inode->i_dentry, d_alias) { ++ hlist_for_each_entry(alias, &inode->i_dentry, d_u.d_alias) { + spin_lock(&alias->d_lock); + if (S_ISDIR(inode->i_mode) || !d_unhashed(alias)) { + if (IS_ROOT(alias) && +@@ -772,7 +771,7 @@ void d_prune_aliases(struct inode *inode) + struct dentry *dentry; + restart: + spin_lock(&inode->i_lock); +- hlist_for_each_entry(dentry, &inode->i_dentry, d_alias) { ++ hlist_for_each_entry(dentry, &inode->i_dentry, d_u.d_alias) { + spin_lock(&dentry->d_lock); + if (!dentry->d_lockref.count) { + struct dentry *parent = lock_parent(dentry); +@@ -1051,7 +1050,7 @@ repeat: + resume: + while (next != &this_parent->d_subdirs) { + struct list_head *tmp = next; +- struct dentry *dentry = list_entry(tmp, struct dentry, d_u.d_child); ++ struct dentry *dentry = list_entry(tmp, struct dentry, d_child); + next = tmp->next; + + spin_lock_nested(&dentry->d_lock, DENTRY_D_LOCK_NESTED); +@@ -1103,7 +1102,7 @@ resume: + goto rename_retry; + } + rcu_read_unlock(); +- next = child->d_u.d_child.next; ++ next = child->d_child.next; + goto resume; + } + if (need_seqretry(&rename_lock, seq)) { +@@ -1455,8 +1454,8 @@ struct dentry *__d_alloc(struct super_block *sb, const struct qstr *name) + INIT_HLIST_BL_NODE(&dentry->d_hash); + INIT_LIST_HEAD(&dentry->d_lru); + INIT_LIST_HEAD(&dentry->d_subdirs); +- INIT_HLIST_NODE(&dentry->d_alias); +- INIT_LIST_HEAD(&dentry->d_u.d_child); ++ INIT_HLIST_NODE(&dentry->d_u.d_alias); ++ INIT_LIST_HEAD(&dentry->d_child); + d_set_d_op(dentry, dentry->d_sb->s_d_op); + + this_cpu_inc(nr_dentry); +@@ -1486,7 +1485,7 @@ struct dentry *d_alloc(struct dentry * parent, const struct qstr *name) + */ + __dget_dlock(parent); + dentry->d_parent = parent; +- list_add(&dentry->d_u.d_child, &parent->d_subdirs); ++ list_add(&dentry->d_child, &parent->d_subdirs); + spin_unlock(&parent->d_lock); + + return dentry; +@@ -1579,7 +1578,7 @@ static void __d_instantiate(struct dentry *dentry, struct inode *inode) + spin_lock(&dentry->d_lock); + __d_set_type(dentry, add_flags); + if (inode) +- hlist_add_head(&dentry->d_alias, &inode->i_dentry); ++ hlist_add_head(&dentry->d_u.d_alias, &inode->i_dentry); + dentry->d_inode = inode; + dentry_rcuwalk_barrier(dentry); + spin_unlock(&dentry->d_lock); +@@ -1603,7 +1602,7 @@ static void __d_instantiate(struct dentry *dentry, struct inode *inode) + + void d_instantiate(struct dentry *entry, struct inode * inode) + { +- BUG_ON(!hlist_unhashed(&entry->d_alias)); ++ BUG_ON(!hlist_unhashed(&entry->d_u.d_alias)); + if (inode) + spin_lock(&inode->i_lock); + __d_instantiate(entry, inode); +@@ -1642,7 +1641,7 @@ static struct dentry *__d_instantiate_unique(struct dentry *entry, + return NULL; + } + +- hlist_for_each_entry(alias, &inode->i_dentry, d_alias) { ++ hlist_for_each_entry(alias, &inode->i_dentry, d_u.d_alias) { + /* + * Don't need alias->d_lock here, because aliases with + * d_parent == entry->d_parent are not subject to name or +@@ -1668,7 +1667,7 @@ struct dentry *d_instantiate_unique(struct dentry *entry, struct inode *inode) + { + struct dentry *result; + +- BUG_ON(!hlist_unhashed(&entry->d_alias)); ++ BUG_ON(!hlist_unhashed(&entry->d_u.d_alias)); + + if (inode) + spin_lock(&inode->i_lock); +@@ -1699,7 +1698,7 @@ EXPORT_SYMBOL(d_instantiate_unique); + */ + int d_instantiate_no_diralias(struct dentry *entry, struct inode *inode) + { +- BUG_ON(!hlist_unhashed(&entry->d_alias)); ++ BUG_ON(!hlist_unhashed(&entry->d_u.d_alias)); + + spin_lock(&inode->i_lock); + if (S_ISDIR(inode->i_mode) && !hlist_empty(&inode->i_dentry)) { +@@ -1738,7 +1737,7 @@ static struct dentry * __d_find_any_alias(struct inode *inode) + + if (hlist_empty(&inode->i_dentry)) + return NULL; +- alias = hlist_entry(inode->i_dentry.first, struct dentry, d_alias); ++ alias = hlist_entry(inode->i_dentry.first, struct dentry, d_u.d_alias); + __dget(alias); + return alias; + } +@@ -1800,7 +1799,7 @@ static struct dentry *__d_obtain_alias(struct inode *inode, int disconnected) + spin_lock(&tmp->d_lock); + tmp->d_inode = inode; + tmp->d_flags |= add_flags; +- hlist_add_head(&tmp->d_alias, &inode->i_dentry); ++ hlist_add_head(&tmp->d_u.d_alias, &inode->i_dentry); + hlist_bl_lock(&tmp->d_sb->s_anon); + hlist_bl_add_head(&tmp->d_hash, &tmp->d_sb->s_anon); + hlist_bl_unlock(&tmp->d_sb->s_anon); +@@ -2235,7 +2234,7 @@ int d_validate(struct dentry *dentry, struct dentry *dparent) + struct dentry *child; + + spin_lock(&dparent->d_lock); +- list_for_each_entry(child, &dparent->d_subdirs, d_u.d_child) { ++ list_for_each_entry(child, &dparent->d_subdirs, d_child) { + if (dentry == child) { + spin_lock_nested(&dentry->d_lock, DENTRY_D_LOCK_NESTED); + __dget_dlock(dentry); +@@ -2526,13 +2525,13 @@ static void __d_move(struct dentry *dentry, struct dentry *target, + /* splicing a tree */ + dentry->d_parent = target->d_parent; + target->d_parent = target; +- list_del_init(&target->d_u.d_child); +- list_move(&dentry->d_u.d_child, &dentry->d_parent->d_subdirs); ++ list_del_init(&target->d_child); ++ list_move(&dentry->d_child, &dentry->d_parent->d_subdirs); + } else { + /* swapping two dentries */ + swap(dentry->d_parent, target->d_parent); +- list_move(&target->d_u.d_child, &target->d_parent->d_subdirs); +- list_move(&dentry->d_u.d_child, &dentry->d_parent->d_subdirs); ++ list_move(&target->d_child, &target->d_parent->d_subdirs); ++ list_move(&dentry->d_child, &dentry->d_parent->d_subdirs); + if (exchange) + fsnotify_d_move(target); + fsnotify_d_move(dentry); +@@ -3321,7 +3320,7 @@ void d_tmpfile(struct dentry *dentry, struct inode *inode) + { + inode_dec_link_count(inode); + BUG_ON(dentry->d_name.name != dentry->d_iname || +- !hlist_unhashed(&dentry->d_alias) || ++ !hlist_unhashed(&dentry->d_u.d_alias) || + !d_unlinked(dentry)); + spin_lock(&dentry->d_parent->d_lock); + spin_lock_nested(&dentry->d_lock, DENTRY_D_LOCK_NESTED); +diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c +index 1e3b99d3db0d..05f2960ed7c3 100644 +--- a/fs/debugfs/inode.c ++++ b/fs/debugfs/inode.c +@@ -553,7 +553,7 @@ void debugfs_remove_recursive(struct dentry *dentry) + * use the d_u.d_child as the rcu head and corrupt this list. + */ + spin_lock(&parent->d_lock); +- list_for_each_entry(child, &parent->d_subdirs, d_u.d_child) { ++ list_for_each_entry(child, &parent->d_subdirs, d_child) { + if (!debugfs_positive(child)) + continue; + +diff --git a/fs/exportfs/expfs.c b/fs/exportfs/expfs.c +index b01fbfb51f43..a3aa6baad1a1 100644 +--- a/fs/exportfs/expfs.c ++++ b/fs/exportfs/expfs.c +@@ -50,7 +50,7 @@ find_acceptable_alias(struct dentry *result, + + inode = result->d_inode; + spin_lock(&inode->i_lock); +- hlist_for_each_entry(dentry, &inode->i_dentry, d_alias) { ++ hlist_for_each_entry(dentry, &inode->i_dentry, d_u.d_alias) { + dget(dentry); + spin_unlock(&inode->i_lock); + if (toput) +diff --git a/fs/libfs.c b/fs/libfs.c +index 171d2846f2a3..005843ce5dbd 100644 +--- a/fs/libfs.c ++++ b/fs/libfs.c +@@ -114,18 +114,18 @@ loff_t dcache_dir_lseek(struct file *file, loff_t offset, int whence) + + spin_lock(&dentry->d_lock); + /* d_lock not required for cursor */ +- list_del(&cursor->d_u.d_child); ++ list_del(&cursor->d_child); + p = dentry->d_subdirs.next; + while (n && p != &dentry->d_subdirs) { + struct dentry *next; +- next = list_entry(p, struct dentry, d_u.d_child); ++ next = list_entry(p, struct dentry, d_child); + spin_lock_nested(&next->d_lock, DENTRY_D_LOCK_NESTED); + if (simple_positive(next)) + n--; + spin_unlock(&next->d_lock); + p = p->next; + } +- list_add_tail(&cursor->d_u.d_child, p); ++ list_add_tail(&cursor->d_child, p); + spin_unlock(&dentry->d_lock); + } + } +@@ -150,7 +150,7 @@ int dcache_readdir(struct file *file, struct dir_context *ctx) + { + struct dentry *dentry = file->f_path.dentry; + struct dentry *cursor = file->private_data; +- struct list_head *p, *q = &cursor->d_u.d_child; ++ struct list_head *p, *q = &cursor->d_child; + + if (!dir_emit_dots(file, ctx)) + return 0; +@@ -159,7 +159,7 @@ int dcache_readdir(struct file *file, struct dir_context *ctx) + list_move(q, &dentry->d_subdirs); + + for (p = q->next; p != &dentry->d_subdirs; p = p->next) { +- struct dentry *next = list_entry(p, struct dentry, d_u.d_child); ++ struct dentry *next = list_entry(p, struct dentry, d_child); + spin_lock_nested(&next->d_lock, DENTRY_D_LOCK_NESTED); + if (!simple_positive(next)) { + spin_unlock(&next->d_lock); +@@ -287,7 +287,7 @@ int simple_empty(struct dentry *dentry) + int ret = 0; + + spin_lock(&dentry->d_lock); +- list_for_each_entry(child, &dentry->d_subdirs, d_u.d_child) { ++ list_for_each_entry(child, &dentry->d_subdirs, d_child) { + spin_lock_nested(&child->d_lock, DENTRY_D_LOCK_NESTED); + if (simple_positive(child)) { + spin_unlock(&child->d_lock); +diff --git a/fs/ncpfs/dir.c b/fs/ncpfs/dir.c +index 7cb751dfbeef..75424d692fde 100644 +--- a/fs/ncpfs/dir.c ++++ b/fs/ncpfs/dir.c +@@ -403,7 +403,7 @@ ncp_dget_fpos(struct dentry *dentry, struct dentry *parent, unsigned long fpos) + + /* If a pointer is invalid, we search the dentry. */ + spin_lock(&parent->d_lock); +- list_for_each_entry(dent, &parent->d_subdirs, d_u.d_child) { ++ list_for_each_entry(dent, &parent->d_subdirs, d_child) { + if ((unsigned long)dent->d_fsdata == fpos) { + if (dent->d_inode) + dget(dent); +diff --git a/fs/ncpfs/ncplib_kernel.h b/fs/ncpfs/ncplib_kernel.h +index 52cb19d66ecb..b785f74bfe3c 100644 +--- a/fs/ncpfs/ncplib_kernel.h ++++ b/fs/ncpfs/ncplib_kernel.h +@@ -191,7 +191,7 @@ ncp_renew_dentries(struct dentry *parent) + struct dentry *dentry; + + spin_lock(&parent->d_lock); +- list_for_each_entry(dentry, &parent->d_subdirs, d_u.d_child) { ++ list_for_each_entry(dentry, &parent->d_subdirs, d_child) { + if (dentry->d_fsdata == NULL) + ncp_age_dentry(server, dentry); + else +@@ -207,7 +207,7 @@ ncp_invalidate_dircache_entries(struct dentry *parent) + struct dentry *dentry; + + spin_lock(&parent->d_lock); +- list_for_each_entry(dentry, &parent->d_subdirs, d_u.d_child) { ++ list_for_each_entry(dentry, &parent->d_subdirs, d_child) { + dentry->d_fsdata = NULL; + ncp_age_dentry(server, dentry); + } +diff --git a/fs/nfs/getroot.c b/fs/nfs/getroot.c +index 880618a8b048..ebc6a0add5ae 100644 +--- a/fs/nfs/getroot.c ++++ b/fs/nfs/getroot.c +@@ -58,7 +58,7 @@ static int nfs_superblock_set_dummy_root(struct super_block *sb, struct inode *i + */ + spin_lock(&sb->s_root->d_inode->i_lock); + spin_lock(&sb->s_root->d_lock); +- hlist_del_init(&sb->s_root->d_alias); ++ hlist_del_init(&sb->s_root->d_u.d_alias); + spin_unlock(&sb->s_root->d_lock); + spin_unlock(&sb->s_root->d_inode->i_lock); + } +diff --git a/fs/notify/fsnotify.c b/fs/notify/fsnotify.c +index 89326acd4561..41e39102743a 100644 +--- a/fs/notify/fsnotify.c ++++ b/fs/notify/fsnotify.c +@@ -63,14 +63,14 @@ void __fsnotify_update_child_dentry_flags(struct inode *inode) + spin_lock(&inode->i_lock); + /* run all of the dentries associated with this inode. Since this is a + * directory, there damn well better only be one item on this list */ +- hlist_for_each_entry(alias, &inode->i_dentry, d_alias) { ++ hlist_for_each_entry(alias, &inode->i_dentry, d_u.d_alias) { + struct dentry *child; + + /* run all of the children of the original inode and fix their + * d_flags to indicate parental interest (their parent is the + * original inode) */ + spin_lock(&alias->d_lock); +- list_for_each_entry(child, &alias->d_subdirs, d_u.d_child) { ++ list_for_each_entry(child, &alias->d_subdirs, d_child) { + if (!child->d_inode) + continue; + +diff --git a/fs/ocfs2/dcache.c b/fs/ocfs2/dcache.c +index e2e05a106beb..92edcfc23c1c 100644 +--- a/fs/ocfs2/dcache.c ++++ b/fs/ocfs2/dcache.c +@@ -172,7 +172,7 @@ struct dentry *ocfs2_find_local_alias(struct inode *inode, + struct dentry *dentry; + + spin_lock(&inode->i_lock); +- hlist_for_each_entry(dentry, &inode->i_dentry, d_alias) { ++ hlist_for_each_entry(dentry, &inode->i_dentry, d_u.d_alias) { + spin_lock(&dentry->d_lock); + if (ocfs2_match_dentry(dentry, parent_blkno, skip_unhashed)) { + trace_ocfs2_find_local_alias(dentry->d_name.len, +diff --git a/include/linux/dcache.h b/include/linux/dcache.h +index b2a2a08523bf..1c2f1b84468b 100644 +--- a/include/linux/dcache.h ++++ b/include/linux/dcache.h +@@ -124,15 +124,15 @@ struct dentry { + void *d_fsdata; /* fs-specific data */ + + struct list_head d_lru; /* LRU list */ ++ struct list_head d_child; /* child of parent list */ ++ struct list_head d_subdirs; /* our children */ + /* +- * d_child and d_rcu can share memory ++ * d_alias and d_rcu can share memory + */ + union { +- struct list_head d_child; /* child of parent list */ ++ struct hlist_node d_alias; /* inode alias list */ + struct rcu_head d_rcu; + } d_u; +- struct list_head d_subdirs; /* our children */ +- struct hlist_node d_alias; /* inode alias list */ + }; + + /* +diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c +index 92f4a6cee172..426962b04183 100644 +--- a/kernel/trace/trace.c ++++ b/kernel/trace/trace.c +@@ -6417,7 +6417,7 @@ static int instance_mkdir (struct inode *inode, struct dentry *dentry, umode_t m + int ret; + + /* Paranoid: Make sure the parent is the "instances" directory */ +- parent = hlist_entry(inode->i_dentry.first, struct dentry, d_alias); ++ parent = hlist_entry(inode->i_dentry.first, struct dentry, d_u.d_alias); + if (WARN_ON_ONCE(parent != trace_instance_dir)) + return -ENOENT; + +@@ -6444,7 +6444,7 @@ static int instance_rmdir(struct inode *inode, struct dentry *dentry) + int ret; + + /* Paranoid: Make sure the parent is the "instances" directory */ +- parent = hlist_entry(inode->i_dentry.first, struct dentry, d_alias); ++ parent = hlist_entry(inode->i_dentry.first, struct dentry, d_u.d_alias); + if (WARN_ON_ONCE(parent != trace_instance_dir)) + return -ENOENT; + +diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c +index 0cc51edde3a8..1b0df1e504f0 100644 +--- a/kernel/trace/trace_events.c ++++ b/kernel/trace/trace_events.c +@@ -461,7 +461,7 @@ static void remove_event_file_dir(struct ftrace_event_file *file) + + if (dir) { + spin_lock(&dir->d_lock); /* probably unneeded */ +- list_for_each_entry(child, &dir->d_subdirs, d_u.d_child) { ++ list_for_each_entry(child, &dir->d_subdirs, d_child) { + if (child->d_inode) /* probably unneeded */ + child->d_inode->i_private = NULL; + } +diff --git a/security/selinux/selinuxfs.c b/security/selinux/selinuxfs.c +index c71737f6d1cc..33db1ad4fd10 100644 +--- a/security/selinux/selinuxfs.c ++++ b/security/selinux/selinuxfs.c +@@ -1200,7 +1200,7 @@ static void sel_remove_entries(struct dentry *de) + spin_lock(&de->d_lock); + node = de->d_subdirs.next; + while (node != &de->d_subdirs) { +- struct dentry *d = list_entry(node, struct dentry, d_u.d_child); ++ struct dentry *d = list_entry(node, struct dentry, d_child); + + spin_lock_nested(&d->d_lock, DENTRY_D_LOCK_NESTED); + list_del_init(node); +@@ -1674,12 +1674,12 @@ static void sel_remove_classes(void) + + list_for_each(class_node, &class_dir->d_subdirs) { + struct dentry *class_subdir = list_entry(class_node, +- struct dentry, d_u.d_child); ++ struct dentry, d_child); + struct list_head *class_subdir_node; + + list_for_each(class_subdir_node, &class_subdir->d_subdirs) { + struct dentry *d = list_entry(class_subdir_node, +- struct dentry, d_u.d_child); ++ struct dentry, d_child); + + if (d->d_inode) + if (d->d_inode->i_mode & S_IFDIR) +-- +2.1.0 + diff --git a/uas-Add-US_FL_NO_ATA_1X-for-Seagate-devices-with-usb.patch b/uas-Add-US_FL_NO_ATA_1X-for-Seagate-devices-with-usb.patch index 1e12a646f..66e28232a 100644 --- a/uas-Add-US_FL_NO_ATA_1X-for-Seagate-devices-with-usb.patch +++ b/uas-Add-US_FL_NO_ATA_1X-for-Seagate-devices-with-usb.patch @@ -1,7 +1,6 @@ -From 37a72caa7f031da7b3e63252c1f0023b8272203c Mon Sep 17 00:00:00 2001 From: Hans de Goede Date: Fri, 5 Dec 2014 11:06:36 +0100 -Subject: [PATCH 2/3] uas: Add US_FL_NO_ATA_1X for Seagate devices with usb-id +Subject: [PATCH] uas: Add US_FL_NO_ATA_1X for Seagate devices with usb-id 0bc2:a013 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 diff --git a/uas-Add-US_FL_NO_REPORT_OPCODES-for-JMicron-JMS566-w.patch b/uas-Add-US_FL_NO_REPORT_OPCODES-for-JMicron-JMS566-w.patch index 11725df52..e95a5c736 100644 --- a/uas-Add-US_FL_NO_REPORT_OPCODES-for-JMicron-JMS566-w.patch +++ b/uas-Add-US_FL_NO_REPORT_OPCODES-for-JMicron-JMS566-w.patch @@ -1,7 +1,6 @@ -From a7ea9a460f28ef9781ba8dad4a6feb5fd01202f2 Mon Sep 17 00:00:00 2001 From: Hans de Goede Date: Mon, 8 Dec 2014 09:46:36 +0100 -Subject: [PATCH 3/3] uas: Add US_FL_NO_REPORT_OPCODES for JMicron JMS566 with +Subject: [PATCH] uas: Add US_FL_NO_REPORT_OPCODES for JMicron JMS566 with usb-id 0bc2:a013 Like the JMicron JMS567 enclosures with the JMS566 choke on report-opcodes, diff --git a/x86-kvm-Clear-paravirt_enabled-on-KVM-guests-for-esp.patch b/x86-kvm-Clear-paravirt_enabled-on-KVM-guests-for-esp.patch index ba6928d89..4fbbfb585 100644 --- a/x86-kvm-Clear-paravirt_enabled-on-KVM-guests-for-esp.patch +++ b/x86-kvm-Clear-paravirt_enabled-on-KVM-guests-for-esp.patch @@ -1,4 +1,3 @@ -From 0fdb006a5af7f391a6de4ce810aba4af46c427e4 Mon Sep 17 00:00:00 2001 From: Andy Lutomirski Date: Fri, 5 Dec 2014 19:03:28 -0800 Subject: [PATCH] x86, kvm: Clear paravirt_enabled on KVM guests for espfix32's @@ -36,10 +35,10 @@ Signed-off-by: Andy Lutomirski 2 files changed, 8 insertions(+), 3 deletions(-) diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c -index 3dd8e2c4d74a..07de51f66deb 100644 +index f6945bef2cd1..94f643484300 100644 --- a/arch/x86/kernel/kvm.c +++ b/arch/x86/kernel/kvm.c -@@ -282,7 +282,14 @@ NOKPROBE_SYMBOL(do_async_page_fault); +@@ -283,7 +283,14 @@ NOKPROBE_SYMBOL(do_async_page_fault); static void __init paravirt_ops_setup(void) { pv_info.name = "KVM"; diff --git a/xhci-Add-broken-streams-quirk-for-Fresco-Logic-FL100.patch b/xhci-Add-broken-streams-quirk-for-Fresco-Logic-FL100.patch index 43181ff04..0f79ee0ac 100644 --- a/xhci-Add-broken-streams-quirk-for-Fresco-Logic-FL100.patch +++ b/xhci-Add-broken-streams-quirk-for-Fresco-Logic-FL100.patch @@ -1,8 +1,7 @@ -From e6a429eb0bfa03e3dca62e3922874d768833395f Mon Sep 17 00:00:00 2001 From: Hans de Goede Date: Fri, 5 Dec 2014 11:01:00 +0100 -Subject: [PATCH 1/3] xhci: Add broken-streams quirk for Fresco Logic FL1000G - xhci controllers +Subject: [PATCH] xhci: Add broken-streams quirk for Fresco Logic FL1000G xhci + controllers MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit @@ -28,10 +27,10 @@ Signed-off-by: Hans de Goede 1 file changed, 2 insertions(+) diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c -index d41ce7aaa97d..63f79aa82673 100644 +index 142b601f9563..7f76c8a12f89 100644 --- a/drivers/usb/host/xhci-pci.c +++ b/drivers/usb/host/xhci-pci.c -@@ -80,6 +80,8 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) +@@ -82,6 +82,8 @@ static void xhci_pci_quirks(struct device *dev, struct xhci_hcd *xhci) "must be suspended extra slowly", pdev->revision); }