Merge branch 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mfasheh/ocfs2

* 'upstream-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mfasheh/ocfs2:
  ocfs2: Increment the reference count of an already-active stack.
  [PATCH] configfs: Consolidate locking around configfs_detach_prep() in configfs_rmdir()
  ocfs2: correctly set i_blocks after inline dir gets expanded
  ocfs2: Jump to correct label in ocfs2_expand_inline_dir()
  ocfs2: Fix sleep-with-spinlock recovery regression
  [PATCH] ocfs2/cluster/netdebug.c: fix warning
  [PATCH] ocfs2/cluster/tcp.c: make some functions static
This commit is contained in:
Linus Torvalds 2008-08-27 13:54:55 -07:00
commit e472233fc5
7 changed files with 83 additions and 77 deletions

View file

@ -1311,16 +1311,18 @@ static int configfs_rmdir(struct inode *dir, struct dentry *dentry)
* Ensure that no racing symlink() will make detach_prep() fail while
* the new link is temporarily attached
*/
mutex_lock(&configfs_symlink_mutex);
spin_lock(&configfs_dirent_lock);
do {
struct mutex *wait_mutex;
mutex_lock(&configfs_symlink_mutex);
spin_lock(&configfs_dirent_lock);
ret = configfs_detach_prep(dentry, &wait_mutex);
if (ret) {
if (ret)
configfs_detach_rollback(dentry);
spin_unlock(&configfs_dirent_lock);
mutex_unlock(&configfs_symlink_mutex);
spin_unlock(&configfs_dirent_lock);
mutex_unlock(&configfs_symlink_mutex);
if (ret) {
if (ret != -EAGAIN) {
config_item_put(parent_item);
return ret;
@ -1329,13 +1331,8 @@ static int configfs_rmdir(struct inode *dir, struct dentry *dentry)
/* Wait until the racing operation terminates */
mutex_lock(wait_mutex);
mutex_unlock(wait_mutex);
mutex_lock(&configfs_symlink_mutex);
spin_lock(&configfs_dirent_lock);
}
} while (ret == -EAGAIN);
spin_unlock(&configfs_dirent_lock);
mutex_unlock(&configfs_symlink_mutex);
/* Get a working ref for the duration of this function */
item = configfs_get_config_item(dentry);

View file

@ -138,20 +138,20 @@ static int nst_seq_show(struct seq_file *seq, void *v)
" message id: %d\n"
" message type: %u\n"
" message key: 0x%08x\n"
" sock acquiry: %lu.%lu\n"
" send start: %lu.%lu\n"
" wait start: %lu.%lu\n",
" sock acquiry: %lu.%ld\n"
" send start: %lu.%ld\n"
" wait start: %lu.%ld\n",
nst, (unsigned long)nst->st_task->pid,
(unsigned long)nst->st_task->tgid,
nst->st_task->comm, nst->st_node,
nst->st_sc, nst->st_id, nst->st_msg_type,
nst->st_msg_key,
nst->st_sock_time.tv_sec,
(unsigned long)nst->st_sock_time.tv_usec,
(long)nst->st_sock_time.tv_usec,
nst->st_send_time.tv_sec,
(unsigned long)nst->st_send_time.tv_usec,
(long)nst->st_send_time.tv_usec,
nst->st_status_time.tv_sec,
nst->st_status_time.tv_usec);
(long)nst->st_status_time.tv_usec);
}
spin_unlock(&o2net_debug_lock);
@ -276,7 +276,7 @@ static void *sc_seq_next(struct seq_file *seq, void *v, loff_t *pos)
return sc; /* unused, just needs to be null when done */
}
#define TV_SEC_USEC(TV) TV.tv_sec, (unsigned long)TV.tv_usec
#define TV_SEC_USEC(TV) TV.tv_sec, (long)TV.tv_usec
static int sc_seq_show(struct seq_file *seq, void *v)
{
@ -309,12 +309,12 @@ static int sc_seq_show(struct seq_file *seq, void *v)
" remote node: %s\n"
" page off: %zu\n"
" handshake ok: %u\n"
" timer: %lu.%lu\n"
" data ready: %lu.%lu\n"
" advance start: %lu.%lu\n"
" advance stop: %lu.%lu\n"
" func start: %lu.%lu\n"
" func stop: %lu.%lu\n"
" timer: %lu.%ld\n"
" data ready: %lu.%ld\n"
" advance start: %lu.%ld\n"
" advance stop: %lu.%ld\n"
" func start: %lu.%ld\n"
" func stop: %lu.%ld\n"
" func key: %u\n"
" func type: %u\n",
sc,

View file

@ -143,8 +143,8 @@ static void o2net_sc_postpone_idle(struct o2net_sock_container *sc);
static void o2net_sc_reset_idle_timer(struct o2net_sock_container *sc);
#ifdef CONFIG_DEBUG_FS
void o2net_init_nst(struct o2net_send_tracking *nst, u32 msgtype,
u32 msgkey, struct task_struct *task, u8 node)
static void o2net_init_nst(struct o2net_send_tracking *nst, u32 msgtype,
u32 msgkey, struct task_struct *task, u8 node)
{
INIT_LIST_HEAD(&nst->st_net_debug_item);
nst->st_task = task;
@ -153,31 +153,61 @@ void o2net_init_nst(struct o2net_send_tracking *nst, u32 msgtype,
nst->st_node = node;
}
void o2net_set_nst_sock_time(struct o2net_send_tracking *nst)
static void o2net_set_nst_sock_time(struct o2net_send_tracking *nst)
{
do_gettimeofday(&nst->st_sock_time);
}
void o2net_set_nst_send_time(struct o2net_send_tracking *nst)
static void o2net_set_nst_send_time(struct o2net_send_tracking *nst)
{
do_gettimeofday(&nst->st_send_time);
}
void o2net_set_nst_status_time(struct o2net_send_tracking *nst)
static void o2net_set_nst_status_time(struct o2net_send_tracking *nst)
{
do_gettimeofday(&nst->st_status_time);
}
void o2net_set_nst_sock_container(struct o2net_send_tracking *nst,
static void o2net_set_nst_sock_container(struct o2net_send_tracking *nst,
struct o2net_sock_container *sc)
{
nst->st_sc = sc;
}
void o2net_set_nst_msg_id(struct o2net_send_tracking *nst, u32 msg_id)
static void o2net_set_nst_msg_id(struct o2net_send_tracking *nst, u32 msg_id)
{
nst->st_id = msg_id;
}
#else /* CONFIG_DEBUG_FS */
static inline void o2net_init_nst(struct o2net_send_tracking *nst, u32 msgtype,
u32 msgkey, struct task_struct *task, u8 node)
{
}
static inline void o2net_set_nst_sock_time(struct o2net_send_tracking *nst)
{
}
static inline void o2net_set_nst_send_time(struct o2net_send_tracking *nst)
{
}
static inline void o2net_set_nst_status_time(struct o2net_send_tracking *nst)
{
}
static inline void o2net_set_nst_sock_container(struct o2net_send_tracking *nst,
struct o2net_sock_container *sc)
{
}
static inline void o2net_set_nst_msg_id(struct o2net_send_tracking *nst,
u32 msg_id)
{
}
#endif /* CONFIG_DEBUG_FS */
static inline int o2net_reconnect_delay(void)

View file

@ -224,42 +224,10 @@ struct o2net_send_tracking {
struct timeval st_send_time;
struct timeval st_status_time;
};
void o2net_init_nst(struct o2net_send_tracking *nst, u32 msgtype,
u32 msgkey, struct task_struct *task, u8 node);
void o2net_set_nst_sock_time(struct o2net_send_tracking *nst);
void o2net_set_nst_send_time(struct o2net_send_tracking *nst);
void o2net_set_nst_status_time(struct o2net_send_tracking *nst);
void o2net_set_nst_sock_container(struct o2net_send_tracking *nst,
struct o2net_sock_container *sc);
void o2net_set_nst_msg_id(struct o2net_send_tracking *nst, u32 msg_id);
#else
struct o2net_send_tracking {
u32 dummy;
};
static inline void o2net_init_nst(struct o2net_send_tracking *nst, u32 msgtype,
u32 msgkey, struct task_struct *task, u8 node)
{
}
static inline void o2net_set_nst_sock_time(struct o2net_send_tracking *nst)
{
}
static inline void o2net_set_nst_send_time(struct o2net_send_tracking *nst)
{
}
static inline void o2net_set_nst_status_time(struct o2net_send_tracking *nst)
{
}
static inline void o2net_set_nst_sock_container(struct o2net_send_tracking *nst,
struct o2net_sock_container *sc)
{
}
static inline void o2net_set_nst_msg_id(struct o2net_send_tracking *nst,
u32 msg_id)
{
}
#endif /* CONFIG_DEBUG_FS */
#endif /* O2CLUSTER_TCP_INTERNAL_H */

View file

@ -1300,7 +1300,6 @@ static int ocfs2_expand_inline_dir(struct inode *dir, struct buffer_head *di_bh,
di->i_size = cpu_to_le64(sb->s_blocksize);
di->i_ctime = di->i_mtime = cpu_to_le64(dir->i_ctime.tv_sec);
di->i_ctime_nsec = di->i_mtime_nsec = cpu_to_le32(dir->i_ctime.tv_nsec);
dir->i_blocks = ocfs2_inode_sector_count(dir);
/*
* This should never fail as our extent list is empty and all
@ -1310,9 +1309,15 @@ static int ocfs2_expand_inline_dir(struct inode *dir, struct buffer_head *di_bh,
NULL);
if (ret) {
mlog_errno(ret);
goto out;
goto out_commit;
}
/*
* Set i_blocks after the extent insert for the most up to
* date ip_clusters value.
*/
dir->i_blocks = ocfs2_inode_sector_count(dir);
ret = ocfs2_journal_dirty(handle, di_bh);
if (ret) {
mlog_errno(ret);
@ -1336,7 +1341,7 @@ static int ocfs2_expand_inline_dir(struct inode *dir, struct buffer_head *di_bh,
len, 0, NULL);
if (ret) {
mlog_errno(ret);
goto out;
goto out_commit;
}
}

View file

@ -1418,13 +1418,13 @@ int ocfs2_mark_dead_nodes(struct ocfs2_super *osb)
{
unsigned int node_num;
int status, i;
u32 gen;
struct buffer_head *bh = NULL;
struct ocfs2_dinode *di;
/* This is called with the super block cluster lock, so we
* know that the slot map can't change underneath us. */
spin_lock(&osb->osb_lock);
for (i = 0; i < osb->max_slots; i++) {
/* Read journal inode to get the recovery generation */
status = ocfs2_read_journal_inode(osb, i, &bh, NULL);
@ -1433,23 +1433,31 @@ int ocfs2_mark_dead_nodes(struct ocfs2_super *osb)
goto bail;
}
di = (struct ocfs2_dinode *)bh->b_data;
osb->slot_recovery_generations[i] =
ocfs2_get_recovery_generation(di);
gen = ocfs2_get_recovery_generation(di);
brelse(bh);
bh = NULL;
spin_lock(&osb->osb_lock);
osb->slot_recovery_generations[i] = gen;
mlog(0, "Slot %u recovery generation is %u\n", i,
osb->slot_recovery_generations[i]);
if (i == osb->slot_num)
if (i == osb->slot_num) {
spin_unlock(&osb->osb_lock);
continue;
}
status = ocfs2_slot_to_node_num_locked(osb, i, &node_num);
if (status == -ENOENT)
if (status == -ENOENT) {
spin_unlock(&osb->osb_lock);
continue;
}
if (__ocfs2_recovery_map_test(osb, node_num))
if (__ocfs2_recovery_map_test(osb, node_num)) {
spin_unlock(&osb->osb_lock);
continue;
}
spin_unlock(&osb->osb_lock);
/* Ok, we have a slot occupied by another node which
@ -1465,10 +1473,7 @@ int ocfs2_mark_dead_nodes(struct ocfs2_super *osb)
mlog_errno(status);
goto bail;
}
spin_lock(&osb->osb_lock);
}
spin_unlock(&osb->osb_lock);
status = 0;
bail:

View file

@ -97,13 +97,14 @@ static int ocfs2_stack_driver_request(const char *stack_name,
goto out;
}
/* Ok, the stack is pinned */
p->sp_count++;
active_stack = p;
rc = 0;
out:
/* If we found it, pin it */
if (!rc)
active_stack->sp_count++;
spin_unlock(&ocfs2_stack_lock);
return rc;
}